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Synthesis and structural analysis of dinucleotides containing 2′,3′-trans-bridged nucleic acids with trans-5,6- or 5,7-fused ring skeleton
Takashi Osawa, Ryota Nakanishi, Keito Uda, So Muramoto, Satoshi Obika
Communications Chemistry 2025年3月22日 研究論文(学術雑誌)
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Effect of chemical modification on the exon-skipping activity of heteroduplex oligonucleotides
Takenori Shimo, Juri Hasegawa, Kotaro Yoshioka, Yusuke Nakatsuji, Kotomi Aso, Keisuke Tachibana, Tetsuya Nagata, Takanori Yokota, Satoshi Obika
Molecular Therapy Nucleic Acids 2025年3月 研究論文(学術雑誌)
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Dual-modified antisense oligonucleotides targeting oncogenic protocadherin to treat gastric cancer
Mitsuro Kanda, Yuuya Kasahara, Dai Shimizu, Takahiro Shinozuka, Masahiro Sasahara, Shunsuke Nakamura, Yohei Iguchi, Masahisa Katsuno, Yasuhiro Kodera, Satoshi Obika
British Journal of Cancer Vol. 131 No. 9 p. 1555-1566 2024年9月20日 研究論文(学術雑誌)
出版者・発行元:Springer Science and Business Media LLC
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In vitro screening of chemically synthesized dipeptide-antisense oligonucleotide conjugates to identify ligand molecules enhancing their activity
Takashi Osawa, Ryosuke Kita, Yuuya Kasahara, Harumi Yamaguma, Taisuke Nakayama, Haruhiko Kamada, Satoshi Obika
Bioorganic and Medicinal Chemistry Vol. 110 p. 117814-117814 2024年8月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Separation and Characterization of Therapeutic Oligonucleotide Isomer Impurities by Cyclic Ion Mobility Mass Spectrometry
Shogo Omuro, Takao Yamaguchi, Taiji Kawase, Kenji Hirose, Tokuyuki Yoshida, Takao Inoue, Satoshi Obika
Journal of the American Society for Mass Spectrometry 2024年7月31日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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Lantern-type G-quadruplex fluorescent sensors for detecting divalent metal ions
Tomoko Wariishi, Yuka Kataoka, Tomoaki Nakamura, Yuuya Kasahara, Masataka Kuroda, Satoshi Obika, Masayasu Kuwahara
Analytical Biochemistry Vol. 690 p. 115525-115525 2024年7月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Introduction of sugar-modified nucleotides into CpG-containing antisense oligonucleotides inhibits TLR9 activation
Tokuyuki Yoshida, Tomoko Hagihara, Yasunori Uchida, Yoshiyuki Horiuchi, Kiyomi Sasaki, Takenori Yamamoto, Takuma Yamashita, Yukihiro Goda, Yoshiro Saito, Takao Yamaguchi, Satoshi Obika, Seiji Yamamoto, Takao Inoue
Scientific Reports Vol. 14 No. 1 2024年5月21日 研究論文(学術雑誌)
出版者・発行元:Springer Science and Business Media LLC
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A novel transient receptor potential C3/C6 selective activator induces the cellular uptake of antisense oligonucleotides
Hiroto Kohashi, Ryu Nagata, Yusuke Tamenori, Tomorrow Amatani, Yoshifumi Ueda, Yasuo Mori, Yuuya Kasahara, Satoshi Obika, Masahito Shimojo
Nucleic Acids Research Vol. 52 No. 9 p. 4784-4798 2024年4月16日 研究論文(学術雑誌)
出版者・発行元:Oxford University Press (OUP)
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Separation of the diastereomers of phosphorothioated siRNAs by anion-exchange chromatography under non-denaturing conditions
Hiroyuki Togawa, Takashi Okubo, Kazuki Horiuchi, Takao Yamaguchi, Elisa Tomita-Sudo, Tomoka Akita, Junji Kawakami, Satoshi Obika
Journal of Chromatography A Vol. 1721 p. 464847-464847 2024年4月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Light-controllable cell-membrane disturbance for intracellular delivery.
Wenting Huo, Koji Miki, Huiying Mu, Takashi Osawa, Harumi Yamaguma, Yuuya Kasahara, Satoshi Obika, Yoshimasa Kawaguchi, Hisaaki Hirose, Shiroh Futaki, Yusuke Miyazaki, Wataru Shinoda, Shuji Akai, Kouichi Ohe
Journal of materials chemistry. B Vol. 12 No. 17 p. 4138-4147 2024年3月8日 研究論文(学術雑誌)
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Favorable efficacy and reduced acute neurotoxicity by antisense oligonucleotides with 2′,4′-BNA/LNA with 9-(aminoethoxy)phenoxazine
Taiki Matsubayashi, Kotaro Yoshioka, Su Su Lei Mon, Maho Katsuyama, Chunyan Jia, Takao Yamaguchi, Rintaro Iwata Hara, Tetsuya Nagata, Osamu Nakagawa, Satoshi Obika, Takanori Yokota
Molecular Therapy - Nucleic Acids Vol. 35 No. 2 p. 102161-102161 2024年3月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Hydrophobicity Tuning of Cationic Polyaspartamide Derivatives for Enhanced Antisense Oligonucleotide Delivery.
Jongmin Yum, Fadlina Aulia, Keisuke Kamiya, Mao Hori, Nan Qiao, Beob Soo Kim, Mitsuru Naito, Satomi Ogura, Tetsuya Nagata, Takanori Yokota, Satoshi Uchida, Satoshi Obika, Hyun Jin Kim, Kanjiro Miyata
Bioconjugate chemistry Vol. 35 No. 2 p. 125-131 2024年1月30日 研究論文(学術雑誌)
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Synthesis of coumarin-conjugated oligonucleotides via knoevenagel condensation to prepare an oligonucleotide library
Takashi Osawa, Satoshi Obika
Chemical and Pharmaceutical Bulletin Vol. 72 No. 2 p. 143-148 2024年 研究論文(学術雑誌)
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Editorial: Nucleosides, nucleotides and nucleic acids: chemistry and biology
Leandro Soter de Mariz e Miranda, Raoni Schroeder Borges Gonçalves, Jacques Uziel, Satoshi Obika, Nadege Lubin-Germain
Frontiers in Chemistry Vol. 12 2024年 研究論文(学術雑誌)
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Splice-switching antisense oligonucleotide controlling tumor suppressor REST is a novel therapeutic medicine for neuroendocrine cancer
Keishiro Mishima, Satoshi Obika, Masahito Shimojo
Molecular Therapy Nucleic Acids 2024年 研究論文(学術雑誌)
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Preclinical toxicological assessment of amido-bridged nucleic acid-modified antisense oligonucleotides targeting synaptotagmin XIII for intra-abdominal treatment of peritoneal metastasis of gastric cancer
Mitsuro Kanda, Nao Takano, Hiroshi Miyauchi, Kohei Ueda, Masaaki Mizuno, Yuuya Kasahara, Yasuhiro Kodera, Satoshi Obika
Gastric Cancer 2024年 研究論文(学術雑誌)
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THF peroxide as a factor in generating desulphurised products from the solid-phase synthesis of phosphorothioate-modified oligonucleotides
Qin Ren, Takashi Osawa, Michiaki Tatsuno, Satoshi Obika
RSC Advances Vol. 14 No. 30 p. 21590-21596 2024年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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Polyamines promote xenobiotic nucleic acid synthesis by modified thermophilic polymerase mutants
Hidekazu Hoshino, Yuuya Kasahara, Satoshi Obika
RSC Chemical Biology Vol. 5 No. 5 p. 467-472 2024年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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Development of simple purification method for oligonucleotides synthesized using phosphoramidite for 5′-end modification as capping reagent
Qin Ren, Takashi Osawa, Satoshi Obika
Tetrahedron Vol. 150 p. 133774-133774 2024年1月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Synthesis, Duplex-Forming Ability, and Enzymatic Stability of Oligonucleotides Modified with Amide-Linked Dinucleotides Containing a 3',4'-Tetrahydropyran-Bridged Nucleic Acid.
Takashi Osawa, Taiki Akino, Satoshi Obika
The Journal of organic chemistry Vol. 89 No. 1 p. 269-280 2023年12月8日 研究論文(学術雑誌)
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Systematic Analysis of 2′-O-Alkyl Modified Analogs for Enzymatic Synthesis and Their Oligonucleotide Properties
Kenta Ishida, Yuuya Kasahara, Hidekazu Hoshino, Takumi Okuda, Satoshi Obika
Molecules Vol. 28 No. 23 p. 7911-7911 2023年12月2日 研究論文(学術雑誌)
出版者・発行元:MDPI AG
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Post-Synthetic Nucleobase Modification of Oligodeoxynucleotides by Sonogashira Coupling and Influence of Alkynyl Modifications on the Duplex-Forming Ability.
Atsushi Mikami, Shohei Mori, Takashi Osawa, Satoshi Obika
Chemistry (Weinheim an der Bergstrasse, Germany) Vol. 29 No. 63 2023年11月13日 研究論文(学術雑誌)
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Mechanism of the extremely high duplex-forming ability of oligonucleotides modified with N-tert-butylguanidine- or N-tert-butyl-N′- methylguanidine-bridged nucleic acids
Takao Yamaguchi, Naohiro Horie, Hiroshi Aoyama, Shinji Kumagai, Satoshi Obika
Nucleic Acids Research 2023年8月25日 研究論文(学術雑誌)
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Applicability of supercritical fluid chromatography for oligonucleotide analysis: A proof-of-concept study
Momoka Hayashida, Risa Suzuki, Shinnosuke Horie, Junichi Masuda, Takao Yamaguchi, Satoshi Obika
Journal of Chromatography A p. 464333-464333 2023年8月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Inhibition of microRNA-33b in humanized mice ameliorates nonalcoholic steatohepatitis.
Sawa Miyagawa, Takahiro Horie, Tomohiro Nishino, Satoshi Koyama, Toshimitsu Watanabe, Osamu Baba, Tomohiro Yamasaki, Naoya Sowa, Chiharu Otani, Kazuki Matsushita, Hidenori Kojima, Masahiro Kimura, Yasuhiro Nakashima, Satoshi Obika, Yuuya Kasahara, Jun Kotera, Kozo Oka, Ryo Fujita, Takashi Sasaki, Akihiro Takemiya, Koji Hasegawa, Takeshi Kimura, Koh Ono
Life science alliance Vol. 6 No. 8 2023年8月 研究論文(学術雑誌)
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Novel strategy of liver cancer treatment with modified antisense oligonucleotides targeting human vasohibin-2.
Sachiko Horie, Yasuhiro Suzuki, Tsuyoshi Yamamoto, Satoshi Obika, Kohta Mohri, Chizuru Kiyota, Qin Ren, Shota Warashina, Yasuhiro Wada, Yasuyoshi Watanabe, Hidefumi Mukai, Yasufumi Sato
Cancer science 2023年7月10日 研究論文(学術雑誌)
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Drug Metabolism and Pharmacokinetics of Antisense Oligonucleotide Therapeutics: Typical Profiles, Evaluation Approaches, and Points to Consider Compared with Small Molecule Drugs
Hideo Takakusa, Norihiko Iwazaki, Makiya Nishikawa, Tokuyuki Yoshida, Satoshi Obika, Takao Inoue
Nucleic Acid Therapeutics Vol. 33 No. 2 p. 83-94 2023年4月1日 研究論文(学術雑誌)
出版者・発行元:Mary Ann Liebert Inc
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Development of 8–17 XNAzymes that are functional in cells
Kosuke Chiba, Takao Yamaguchi, Satoshi Obika
Chemical Science 2023年3月3日 研究論文(学術雑誌)
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Synthesis of multivalent fatty acid-conjugated antisense oligonucleotides: Cell internalization, physical properties, and in vitro and in vivo activities
Yuya Tanaka, Yurika Tanioku, Taisuke Nakayama, Kotomi Aso, Takao Yamaguchi, Haruhiko Kamada, Satoshi Obika
Bioorganic and Medicinal Chemistry Vol. 81 p. 117192-117192 2023年3月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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An antisense amido-bridged nucleic acid gapmer oligonucleotide targeting SRRM4 alters REST splicing and exhibits anti-tumor effects in small cell lung cancer and prostate cancer cells.
Misa Yoshida, Chihiro Oda, Keishiro Mishima, Itsuki Tsuji, Satoshi Obika, Masahito Shimojo
Cancer cell international Vol. 23 No. 1 p. 8-8 2023年1月17日 研究論文(学術雑誌)
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2′-N-Alkylaminocarbonyl-2′-amino-LNA: Synthesis, duplex stability, nuclease Resistance, and in vitro anti-MicroRNA activity
Takegawa-Araki, T., Yasukawa, K., Iwazaki, N., Utsugi, M., Furukawa, H., Kumagai, S., Sawamoto, H., Obika, S.
Bioorganic and Medicinal Chemistry Vol. 78 2023年 研究論文(学術雑誌)
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Synthesis and properties of a novel modified nucleic acid, 2′-N-methanesulfonyl-2′-amino-locked nucleic acid
Sawamoto, H., Sasaki, T., Takegawa-Araki, T., Utsugi, M., Furukawa, H., Hirakawa, Y., Yamairi, F., Kurita, T., Murahashi, K., Yamada, K., Ohta, T., Kumagai, S., Takemiya, A., Obika, S., Kotera, J.
Bioorganic and Medicinal Chemistry Letters Vol. 88 2023年 研究論文(学術雑誌)
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Synthesis and biophysical properties of tetravalent PEG-conjugated antisense oligonucleotide
Taslima Rahman Chowdhury, Tahia Taufiq, Kenta Ishida, Md Ariful Islam, Yuuya Kasahara, Takashi Osawa, Satoshi Obika
Bioorganic and Medicinal Chemistry Vol. 78 p. 117149-117149 2023年1月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Retention behavior of short double-stranded oligonucleotide and its potential impurities by anion-exchange chromatography under non-denaturing conditions
Hiroyuki Togawa, Takashi Okubo, Yumi Nonaka, Takao Yamaguchi, Satoshi Obika
Journal of Chromatography A p. 463808-463808 2023年1月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Synthesis and Properties of Nucleobase-Sugar Dual Modified Nucleic Acids: 2′-OMe-RNA and scpBNA Bearing a 5-Hydroxycytosine Nucleobase
Yota Sakurai, Takao Yamaguchi, Tokuyuki Yoshida, Masahiko Horiba, Takao Inoue, Satoshi Obika
The Journal of Organic Chemistry 2022年12月15日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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Development of Phosphoramidite Reagents for the Synthesis of Base-Labile Oligonucleotides Modified with a Linear Aminoalkyl and Amino-PEG Linker at the 3′-End
Takashi Osawa, Qin Ren, Satoshi Obika
Molecules Vol. 27 No. 23 2022年12月3日 研究論文(学術雑誌)
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Synthesis and physical and biological properties of 1,3-diaza-2-oxophenoxazine-conjugated oligonucleotides.
Ryohei Yamaji, Osamu Nakagawa, Yuki Kishimoto, Akane Fujii, Tomoki Matsumura, Taisuke Nakayama, Haruhiko Kamada, Takashi Osawa, Takao Yamaguchi, Satoshi Obika
Bioorganic & medicinal chemistry Vol. 72 p. 116972-116972 2022年10月15日 研究論文(学術雑誌)
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Identification of nucleobase chemical modifications that reduce the hepatotoxicity of gapmer antisense oligonucleotides
Tokuyuki Yoshida, Kunihiko Morihiro, Yuki Naito, Atsushi Mikami, Yuuya Kasahara, Takao Inoue, Satoshi Obika
Nucleic Acids Research Vol. 50 No. 13 p. 7224-7234 2022年7月8日 研究論文(学術雑誌)
出版者・発行元:Oxford University Press (OUP)
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Inhibition of microRNA-33b specifically ameliorates abdominal aortic aneurysm formation via suppression of inflammatory pathways
Tomohiro Yamasaki, Takahiro Horie, Satoshi Koyama, Tetsushi Nakao, Osamu Baba, Masahiro Kimura, Naoya Sowa, Kazuhisa Sakamoto, Kazuhiro Yamazaki, Satoshi Obika, Yuuya Kasahara, Jun Kotera, Kozo Oka, Ryo Fujita, Takashi Sasaki, Akihiro Takemiya, Koji Hasegawa, Kenji Minatoya, Takeshi Kimura, Koh Ono
SCIENTIFIC REPORTS Vol. 12 No. 1 2022年7月 研究論文(学術雑誌)
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Altered Biodistribution and Hepatic Safety Profile of a Gapmer Antisense Oligonucleotide Bearing Guanidine-Bridged Nucleic Acids.
Takashi Sasaki, Yoko Hirakawa, Fumiko Yamairi, Takashi Kurita, Karin Murahashi, Hirokazu Nishimura, Norihiko Iwazaki, Hidenori Yasuhara, Takashi Tateoka, Tetsuya Ohta, Satoshi Obika, Jun Kotera
Nucleic acid therapeutics Vol. 32 No. 3 p. 177-184 2022年6月 研究論文(学術雑誌)
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Physicochemical property evaluation of modified oligonucleotides by traveling‐wave ion mobility mass spectrometry
Shogo Omuro, Takao Yamaguchi, Taiji Kawase, Maki Terasaki, Kenji Hirose, Satoshi Obika
Rapid Communications in Mass Spectrometry Vol. 36 No. 10 2022年5月30日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Synthesis of Sugar and Nucleoside Analogs and Evaluation of Their Anticancer and Analgesic Potentials.
Fahad Hussain, Fahad Imtiaz Rahman, Poushali Saha, Atsushi Mikami, Takashi Osawa, Satoshi Obika, S M Abdur Rahman
Molecules (Basel, Switzerland) Vol. 27 No. 11 p. 3499-3499 2022年5月29日 研究論文(学術雑誌)
出版者・発行元:{MDPI} {AG}
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Administration of Gapmer-type Antisense Oligonucleotides Targeting γ-Glutamylcyclotransferase Suppresses the Growth of A549 Lung Cancer Xenografts.
Hiromi Ii, Yuuya Kasahara, Harumi Yamaguma, Susumu Kageyama, Akihiro Kawauchi, Satoshi Obika, Susumu Nakata
Anticancer research Vol. 42 No. 3 p. 1221-1227 2022年3月 研究論文(学術雑誌)
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Structure–Activity Relationships of Anti-microRNA Oligonucleotides Containing Cationic Guanidine-Modified Nucleic Acids
Tomo Takegawa-Araki, Shinji Kumagai, Kai Yasukawa, Masataka Kuroda, Takashi Sasaki, Satoshi Obika
Journal of Medicinal Chemistry 2022年2月10日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
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Parallel synthesis of oligonucleotides containing N-acyl amino-LNA and their therapeutic effects as anti-microRNAs
Tomo Takegawa-Araki, Kai Yasukawa, Norihiko Iwazaki, Hideto Maruyama, Hiroyuki Furukawa, Hiroaki Sawamoto, Satoshi Obika
Organic & Biomolecular Chemistry 2022年 研究論文(学術雑誌)
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Synthesis, Duplex-Forming Ability, and Nuclease Resistance of Oligonucleotides Containing a Thymidine Derivative with a 1-Oxaspiro[4.5]decane Skeleton.
Takashi Osawa, Natsumi Yano, Hiroshi Aoyama, Satoshi Obika
Chemical & pharmaceutical bulletin Vol. 70 No. 10 p. 699-706 2022年 研究論文(学術雑誌)
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Reduction of Off-Target Effects of Gapmer Antisense Oligonucleotides by Oligonucleotide Extension
Hidenori Yasuhara, Tokuyuki Yoshida, Kiyomi Sasaki, Satoshi Obika, Takao Inoue
MOLECULAR DIAGNOSIS & THERAPY Vol. 26 No. 1 p. 117-127 2022年1月 研究論文(学術雑誌)
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Conjugation of oligonucleotides with activated carbamate reagents prepared by the Ugi reaction for oligonucleotide library synthesis
Ryosuke Kita, Takashi Osawa, Satoshi Obika
RSC Chemical Biology Vol. 3 No. 6 p. 728-738 2022年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
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Drug discovery and development scheme for liver-targeting bridged nucleic acid antisense oligonucleotides
Fumito Wada, Tsuyoshi Yamamoto, Tadayuki Kobayashi, Keisuke Tachibana, Kosuke Ramon Ito, Mayumi Hamasaki, Yukina Kayaba, Chisato Terada, Asako Yamayoshi, Satoshi Obika, Mariko Harada-Shiba
MOLECULAR THERAPY-NUCLEIC ACIDS Vol. 26 p. 957-969 2021年12月 研究論文(学術雑誌)
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Identification of Potent and Selective Inhibitors of Fat Mass Obesity-Associated Protein Using a Fragment-Merging Approach
Muthuraj Prakash, Yukihiro Itoh, Yoshie Fujiwara, Yukari Takahashi, Yuri Takada, Paolo Mellini, Elghareeb E. Elboray, Mitsuhiro Terao, Yasunobu Yamashita, Chika Yamamoto, Takao Yamaguchi, Masayuki Kotoku, Yuki Kitao, Ritesh Singh, Rohini Roy, Satoshi Obika, Makoto Oba, Dan Ohtan Wang, Takayoshi Suzuki
JOURNAL OF MEDICINAL CHEMISTRY Vol. 64 No. 21 p. 15810-15824 2021年11月 研究論文(学術雑誌)
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Synthesis and duplex-forming ability of oligonucleotides modified with 4′-C,5′-C-methylene-bridged nucleic acid (4′,5′-BNA)
Takao Yamaguchi, Chika Yamamoto, Masahiko Horiba, Hiroshi Aoyama, Satoshi Obika
Bioorganic & Medicinal Chemistry Vol. 46 p. 116359-116359 2021年9月 研究論文(学術雑誌)
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Programmed Instability of Ligand Conjugation Manifold for Efficient Hepatocyte Delivery of Therapeutic Oligonucleotides
Chisato Terada, Fumito Wada, Mei Uchida, Yukari Yasutomi, Kaho Oh, Seiya Kawamoto, Yukina Kayaba, Asako Yamayoshi, Mariko Harada-Shiba, Satoshi Obika, Tsuyoshi Yamamoto
Nucleic Acid Therapeutics Vol. 31 No. 6 p. 404-416 2021年8月31日 研究論文(学術雑誌)
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Title: Gene transfer by pyro-drive jet injector is a novel therapeutic approach for muscle diseases
Takafumi Nakae, Masanori Obana, Takahiro Maeda, Akari Ikeda, Hiroshi Miyazaki, Shota Tanaka, Makiko Maeda, Kunihiko Yamashita, Kazuhiro Terai, Satoshi Obika, Yasushi Fujio
Gene Vol. 788 p. 145664-145664 2021年7月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Hybrid-Type SELEX for the Selection of Artificial Nucleic Acid Aptamers Exhibiting Cell Internalization Activity
Hiro Uemachi, Yuuya Kasahara, Keisuke Tanaka, Takumi Okuda, Yoshihiro Yoneda, Satoshi Obika
PHARMACEUTICS Vol. 13 No. 6 2021年6月 研究論文(学術雑誌)
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Highly Potent GalNAc-Conjugated Tiny LNA Anti-miRNA-122 Antisense Oligonucleotides
Tsuyoshi Yamamoto, Yahiro Mukai, Fumito Wada, Chisato Terada, Yukina Kayaba, Kaho Oh, Asako Yamayoshi, Satoshi Obika, Mariko Harada–Shiba
Pharmaceutics Vol. 13 No. 6 p. 817-817 2021年5月31日 研究論文(学術雑誌)
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Design and In Vitro Evaluation of Splice-Switching Oligonucleotides Bearing Locked Nucleic Acids, Amido-Bridged Nucleic Acids, and Guanidine-Bridged Nucleic Acids
Takenori Shimo, Yusuke Nakatsuji, Keisuke Tachibana, Satoshi Obika
International Journal of Molecular Sciences Vol. 22 No. 7 p. 3526-3526 2021年3月29日 研究論文(学術雑誌)
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Synthesis and properties of oligonucleotides modified with an N-methylguanidine-bridged nucleic acid (GuNA[Me]) bearing adenine, guanine, or 5-methylcytosine nucleobases
Naohiro Horie, Takao Yamaguchi, Shinji Kumagai, Satoshi Obika
Beilstein Journal of Organic Chemistry Vol. 17 p. 622-629 2021年3月4日 研究論文(学術雑誌)
出版者・発行元:Beilstein Institut
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2′,4′‐BNA/LNA with 9‐(2‐Aminoethoxy)‐1,3‐diaza‐2‐oxophenoxazine Efficiently Forms Duplexes and Has Enhanced Enzymatic Resistance**
Yuki Kishimoto, Osamu Nakagawa, Akane Fujii, Kotaro Yoshioka, Tetsuya Nagata, Takanori Yokota, Yoshiyuki Hari, Satoshi Obika
Chemistry – A European Journal Vol. 27 No. 7 p. 2427-2438 2021年2月21日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Crystallographic Structure of Novel Types of Ag I ‐Mediated Base Pairs in Non‐canonical DNA Duplex Containing 2′‐ O ,4′‐ C ‐Methylene Bridged Nucleic Acids
Osamu Nakagawa, Hiroshi Aoyama, Akane Fujii, Yuki Kishimoto, Satoshi Obika
Chemistry – A European Journal Vol. 27 No. 11 p. 3842-3848 2021年2月19日 研究論文(学術雑誌)
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Alpha‐synuclein dynamics in induced pluripotent stem cell‐derived dopaminergic neurons from a Parkinson’s disease patient ( PARK4 ) with SNCA triplication
Hayato Fukusumi, Kazuyuki Togo, Miho Sumida, Masayuki Nakamori, Satoshi Obika, Kousuke Baba, Tomoko Shofuda, Daisuke Ito, Hideyuki Okano, Hideki Mochizuki, Yonehiro Kanemura
FEBS Open Bio Vol. 11 No. 2 p. 354-366 2021年2月5日 研究論文(学術雑誌)
出版者・発行元:Wiley
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A gapmer antisense oligonucleotide targeting SRRM4 is a novel therapeutic medicine for small cell lung cancer.
Masahito Shimojo, Satoshi Obika
CANCER SCIENCE Vol. 112 p. 583-583 2021年2月
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Considerations of the Japanese Research Working Group for the ICH S6 & Related Issues Regarding Nonclinical Safety Assessments of Oligonucleotide Therapeutics: Comparison with Those of Biopharmaceuticals
Hirabayashi, Y., Maki, K., Kinoshita, K., Nakazawa, T., Obika, S., Naota, M., Watanabe, K., Suzuki, M., Arato, T., Fujisaka, A., Fueki, O., Ito, K., Onodera, H.
Nucleic Acid Therapeutics Vol. 31 No. 2 2021年 研究論文(学術雑誌)
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Enhanced Duplex- and Triplex-forming Ability and Enzymatic Resistance of Oligodeoxynucleotides Modified by a Tricyclic Thymine Derivative
Yuki Kishimoto, Akane Fujii, Osamu Nakagawa, Satoshi Obika
Organic & Biomolecular Chemistry Vol. 19 No. 37 p. 8063-8074 2021年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
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DNA Polymerase Variants with High Processivity and Accuracy for Encoding and Decoding Locked Nucleic Acid Sequences
Hidekazu Hoshino, Yuuya Kasahara, Masayasu Kuwahara, Satoshi Obika
Journal of the American Chemical Society Vol. 142 No. 51 p. 21530-21537 2020年12月23日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society (ACS)
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Amido-Bridged Nucleic Acid-Modified Antisense Oligonucleotides Targeting SYT13 to Treat Peritoneal Metastasis of Gastric Cancer
Mitsuro Kanda, Yuuya Kasahara, Dai Shimizu, Takashi Miwa, Shinichi Umeda, Koichi Sawaki, Shunsuke Nakamura, Yasuhiro Kodera, Satoshi Obika
Molecular Therapy - Nucleic Acids Vol. 22 p. 791-802 2020年12月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Theoretical analyses and experimental validation of the effects caused by the fluorinated substituent modification of DNA
Jun Koseki, Masamitsu Konno, Ayumu Asai, Naohiro Horie, Kenta Tsunekuni, Koichi Kawamoto, Satoshi Obika, Yuichiro Doki, Masaki Mori, Hideshi Ishii
Scientific Reports Vol. 10 No. 1 p. 1138-1138 2020年12月 研究論文(学術雑誌)
出版者・発行元:Springer Science and Business Media {LLC}
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Synthesis and properties of GuNA purine/pyrimidine nucleosides and oligonucleotides
Kumagai, S., Sawamoto, H., Takegawa-Araki, T., Arai, Y., Yamakoshi, S., Yamada, K., Ohta, T., Kawanishi, E., Horie, N., Yamaguchi, T., Obika, S.
Organic and Biomolecular Chemistry Vol. 18 No. 46 p. 9461-9472 2020年11月 研究論文(学術雑誌)
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Base-modified aptamers obtained by cell-internalization SELEX facilitate cellular uptake of an antisense oligonucleotide
Keisuke Tanaka, Takumi Okuda, Yuuya Kasahara, Satoshi Obika
Molecular Therapy - Nucleic Acids Vol. 23 p. 440-449 2020年11月 研究論文(学術雑誌)
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Azobenzene-modified DNA aptamers evolved by capillary electrophoresis (CE)-SELEX method.
Kunihiko Morihiro, Osamu Hasegawa, Yuuya Kasahara, Shohei Mori, Tatsuro Kasai, Masayasu Kuwahara, Satoshi Obika
Bioorganic & medicinal chemistry letters p. 127607-127607 2020年10月8日 研究論文(学術雑誌)
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Discovery of cell-internalizing artificial nucleic acid aptamers for lung fibroblasts and targeted drug delivery.
Hiro Uemachi, Yuuya Kasahara, Keisuke Tanaka, Takumi Okuda, Yoshihiro Yoneda, Satoshi Obika
Bioorganic chemistry Vol. 105 p. 104321-104321 2020年10月1日 研究論文(学術雑誌)
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Synthesis and Evaluation of Artificial Nucleic Acid Bearing an Oxanorbornane Scaffold
Hibiki Komine, Shohei Mori, Kunihiko Morihiro, Kenta Ishida, Takumi Okuda, Yuuya Kasahara, Hiroshi Aoyama, Takao Yamaguchi, Satoshi Obika
Molecules Vol. 25 No. 7 p. 1732-1732 2020年4月9日 研究論文(学術雑誌)
出版者・発行元:{MDPI} {AG}
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Nucleobase derivatives induce in-source decay of oligonucleotides as new matrix-assisted laser desorption/ionization matrices
Satoshi Kimura, Aki Fujisaka, Satoshi Obika
Rapid Communications in Mass Spectrometry Vol. 34 No. 6 2020年3月30日 研究論文(学術雑誌)
出版者・発行元:John Wiley and Sons Ltd
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Oligonucleotides Containing Phenoxazine Artificial Nucleobases: Triplex‐Forming Abilities and Fluorescence Properties
Fujii A, Nakagawa O, Kishimoto Y, Nakatsuji Y, Nozaki N, Obika S
ChemBioChem Vol. 21 No. 6 p. 860-864 2020年3月16日 研究論文(学術雑誌)
出版者・発行元:
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Synthesis and Properties of Oligonucleotides Having Ethynylphosphonate Linkages
Masahiko Horiba, Takao Yamaguchi, Satoshi Obika
The Journal of Organic Chemistry Vol. 85 No. 4 p. 1794-1801 2020年2月21日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
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Synthesis of selenomethylene-locked nucleic acids (SeLNA) nucleoside unit bearing an adenine base
Yoshihiro Moai, Hidekazu Hiroaki, Saoshi Obika, Tetsuya Kodama
Nucleosides, Nucleotides & Nucleic Acids Vol. 39 No. 1-3 p. 131-140 2020年2月20日 研究論文(学術雑誌)
出版者・発行元:Informa {UK} Limited
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Effect of oligonucleotide structural difference on matrix-assisted laser desorption/ionization in-source decay in comparison with collision-induced dissociation fragmentation
Kimura, S., Obika, S.
Rapid Communications in Mass Spectrometry Vol. 34 No. 16 2020年 研究論文(学術雑誌)
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Calcium-mediated in vitro transfection technique of oligonucleotides with broad chemical modification compatibility
Fumito Wada, Shin-ichiro Hori, Satoshi Obika, Tsuyoshi Yamamoto
Methods in Molecular Biology Vol. 2176 p. 141-154 2020年 論文集(書籍)内論文
出版者・発行元:Humana Press Inc.
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Different reactivity of Sp and Rp isomers of phosphorothioate-modified oligonucleotides in a duplex structure
Md Ariful Islam, Aki Fujisaka, Junji Kawakami, Takao Yamaguchi, Satoshi Obika
Bioorg. Med. Chem. Lett. Vol. 30 No. 14 p. 127166-127166 2020年 研究論文(学術雑誌)
出版者・発行元:
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Inhibiting guanine oxidation and enhancing the excess-electron-transfer efficiency of a pyrene-modified oligonucleotide by introducing an electron-donating group on pyrene
Takumi Okuda, Yusuke Kawashima, Yuuya Kasahara, Tatsuya Takagi, Junpei Yamamoto, Shigenori Iwai, Satoshi Obika
Chemical Communications Vol. 55 No. 93 p. 14062-14065 2019年12月 研究論文(学術雑誌)
出版者・発行元:
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Evaluation of off-target effects of gapmer antisense oligonucleotides using human cells.
Yoshida T, Naito Y, Yasuhara H, Sasaki K, Kawaji H, Kawai J, Naito M, Okuda H, Obika S, Inoue T
Genes to cells : devoted to molecular & cellular mechanisms Vol. 24 No. 12 p. 827-835 2019年12月 研究論文(学術雑誌)
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Synthesis of 2′-C,4′-C-Methyleneoxy-Bridged Thymidine Derivatives and Properties of Modified Oligonucleotides
Takashi Osawa, Han Kim, Misa Shoji, Miku Saijo, Masakazu Dohi, Yuta Ito, Satoshi Obika, Yoshiyuki Hari
The Journal of Organic Chemistry Vol. 84 No. 21 p. 13336-13344 2019年11月1日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
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Effect of modular conjugation strategy for N-acetylgalactosamine-targeted antisense oligonucleotides.
Yamamoto T, Sawamura M, Terada C, Kashiwada K, Wada F, Yamayoshi A, Obika S, Harada-Shiba M
Nucleosides, nucleotides & nucleic acids Vol. 39 No. 1-3 p. 1-10 2019年10月 研究論文(学術雑誌)
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Synthesis of Monovalent N-Acetylgalactosamine Phosphoramidite for Liver-Targeting Oligonucleotides
Yamamoto, T., Terada, C., Kashiwada, K., Yamayoshi, A., Harada-Shiba, M., Obika, S.
Current protocols in nucleic acid chemistry Vol. 78 No. 1 2019年9月 研究論文(学術雑誌)
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GREB1 induced by Wnt signaling promotes development of hepatoblastoma by suppressing TGFβ signaling.
Matsumoto S, Yamamichi T, Shinzawa K, Kasahara Y, Nojima S, Kodama T, Obika S, Takehara T, Morii E, Okuyama H, Kikuchi A
Nature communications Vol. 10 No. 1 p. 3882-3882 2019年8月28日
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A Hydrogen Peroxide Activatable Gemcitabine Prodrug for the Selective Treatment of Pancreatic Ductal Adenocarcinoma.
Matsushita K, Okuda T, Mori S, Konno M, Eguchi H, Asai A, Koseki J, Iwagami Y, Yamada D, Akita H, Asaoka T, Noda T, Kawamoto K, Gotoh K, Kobayashi S, Kasahara Y, Morihiro K, Satoh T, Doki Y, Mori M, Ishii H, Obika S
ChemMedChem Vol. 14 No. 15 p. 1384-1391 2019年8月6日
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Enhancement of exon skipping activity by reduction in the secondary structure content of LNA-based splice-switching oligonucleotides.
Shimo T, Tachibana K, Kawawaki Y, Watahiki Y, Ishigaki T, Nakatsuji Y, Hara T, Kawakami J, Obika S
Chem Commun (Camb) Vol. 55 No. 48 p. 6850-6835 2019年6月 研究論文(学術雑誌)
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Highly efficient silencing of microRNA by heteroduplex oligonucleotides.
Yoshioka K, Kunieda T, Asami Y, Guo H, Miyata H, Yoshida-Tanaka K, Sujino Y, Piao W, Kuwahara H, Nishina K, Hara RI, Nagata T, Wada T, Obika S, Yokota T
Nucleic acids research Vol. 47 No. 14 p. 7321-7332 2019年6月 研究論文(学術雑誌)
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A gapmer antisense oligonucleotide targeting SRRM4 is a novel therapeutic medicine for lung cancer.
Shimojo M, Kasahara Y, Inoue M, Tsunoda SI, Shudo Y, Kurata T, Obika S
Scientific reports Vol. 9 No. 1 p. 7618-7618 2019年5月 研究論文(学術雑誌)
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Amido-bridged nucleic acid (AmNA)-modified antisense oligonucleotides targeting α-synuclein as a novel therapy for Parkinson's disease.
Uehara T, Choong CJ, Nakamori M, Hayakawa H, Nishiyama K, Kasahara Y, Baba K, Nagata T, Yokota T, Tsuda H, Obika S, Mochizuki H
Scientific reports Vol. 9 No. 1 2019年5月 研究論文(学術雑誌)
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Effective syntheses of 2′,4′-BNA NC monomers bearing adenine, guanine, thymine, and 5-methylcytosine, and the properties of oligonucleotides fully modified with 2′,4′-BNA NC
Aki Fujisaka, Yoshiyuki Hari, Hiroko Takuma, S.M. Abdur Rahman, Haruhisa Yoshikawa, Juanjuan Pang, Takeshi Imanishi, Satoshi Obika
Bioorganic and Medicinal Chemistry Vol. 27 No. 8 p. 1728-1741 2019年4月15日 研究論文(学術雑誌)
出版者・発行元:Elsevier Ltd
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Thioamide‐Bridged Nucleic Acid (thioAmNA) Containing Thymine or 2‐Thiothymine: Duplex‐Forming Ability, Base Discrimination, and Enzymatic Stability
Takaki Habuchi, Takao Yamaguchi, Satoshi Obika
ChemBioChem Vol. 20 No. 8 p. 1060-1067 2019年4月15日 研究論文(学術雑誌)
出版者・発行元:Wiley
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Chemically Modified Antisense Oligonucleotide Against ARL4C Inhibits Primary and Metastatic Liver Tumor Growth.
Takeshi Harada, Shinji Matsumoto, Suguru Hirota, Hirokazu Kimura, Shinsuke Fujii, Yuuya Kasahara, Hidetoshi Gon, Toshihiko Yoshida, Tomoo Itoh, Naotsugu Haraguchi, Tsunekazu Mizushima, Takehiro Noda, Hidetoshi Eguchi, Satoshi Nojima, Eiichi Morii, Takumi Fukumoto, Satoshi Obika, Akira Kikuchi
Molecular cancer therapeutics Vol. 18 No. 3 p. 602-612 2019年3月 研究論文(学術雑誌)
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High-Contrast Facile Imaging with Target-Directing Fluorescent Molecular Rotors, the N3-Modified Thioflavin T Derivatives
Yuka Kataoka, Hiroto Fujita, Arina Afanaseva, Chioko Nagao, Kenji Mizuguchi, Yuuya Kasahara, Satoshi Obika, Masayasu Kuwahara
Biochemistry Vol. 58 No. 6 p. 493-498 2019年2月 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
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Detection of esterase activity by chromogenic and fluorogenic probe based on an O-nitrobenzoxadiazole (O-NBD) unit
Okada, K., Yamaguchi, T., Dodo, K., Sodeoka, M., Obika, S.
Bioorganic and Medicinal Chemistry Vol. 27 No. 7 p. 1444-1448 2019年2月 研究論文(学術雑誌)
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Effective syntheses of 2′,4′-BNANC monomers bearing adenine, guanine, thymine, and 5-methylcytosine, and the properties of oligonucleotides fully modified with 2′,4′-BNANC
Aki Fujisaka, Yoshiyuki Hari, Hiroko Takuma, S.M. Abdur Rahman, Haruhisa Yoshikawa, Juanjuan Pang, Takeshi Imanishi, Satoshi Obika
Bioorganic & Medicinal Chemistry Vol. 27 p. 1728-1741 2019年2月 研究論文(学術雑誌)
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Hybridization and Mismatch Discrimination Abilities of 2′,4′-Bridged Nucleic Acids Bearing 2-Thiothymine or 2-Selenothymine Nucleobase
T. Habuchi, T. Yamaguchi, H. Aoyama, M. Horiba, K. Ito, S. Obika
The Journal of Organic Chemistry Vol. 84 No. 3 p. 1430-1439 2019年2月1日 研究論文(学術雑誌)
出版者・発行元:
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Enhancement of exon skipping activity by reduction in the secondary structure content of LNA-based splice-switching oligonucleotides
Takenori Shimo, Keisuke Tachibana, Yuki Kawawaki, Yuuka Watahiki, Taku Ishigaki, Yusuke Nakatsuji, Takashi Hara, Junji Kawakami, Satoshi Obika
Chemical Communications Vol. 55 p. 6850-6853 2019年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
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Derivative Synthesis toward Enhancement of the Biophysical Properties of 2′,4′-Bridged Nucleic Acids
Takao Yamaguchi, Satoshi Obika
J. Synth. Org. Chem. Vol. 77 No. 10 p. 994-1004 2019年 研究論文(学術雑誌)
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Thymidine, 2-thiothymidine, and 2-selenothymidine: Comparison of mismatch discriminations
Habuchi, T., Yamaguchi, T., Obika, S.
Heterocycles Vol. 98 No. 6 p. 832-837 2019年 研究論文(学術雑誌)
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2′-C,4′-C-Ethyleneoxy-Bridged 2′-Deoxyribonucleic Acids (EoDNAs) with thymine nucleobases: Synthesis, duplex-forming ability, and enzymatic stability
Osawa, T., Obika, S., Hari, Y.
Methods in Molecular Biology Vol. 1973 p. 59-89 2019年 研究論文(学術雑誌)
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1,3,9-Triaza-2-oxophenoxazine: An Artificial Nucleobase Forming Highly Stable Self-Base Pairs with Three AgI Ions in a Duplex
Fujii A, Nakagawa O, Kishimoto Y, Okuda T, Nakatsuji Y, Nozaki N, Kasahara Y, Obika S
Chemistry - A European Journal (selected as Front Cover, Cover Profile and Hot Paper) Vol. 25 No. 31 p. 7443-7448 2019年 研究論文(学術雑誌)
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Cover Profile: 1,3,9‐Triaza‐2‐oxophenoxazine: An Artificial Nucleobase Forming Highly Stable Self‐Base Pairs with Three AgI Ions in a Duplex
Fujii A, Nakagawa O, Kishimoto Y, Okuda T, Nakatsuji Y, Nozaki N, Kasahara Y, Obika S
Chemistry - A European Journal Vol. 25 No. 31 p. 7407-7448 2019年 研究論文(学術雑誌)
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2',4'-bridged nucleic acids containing plural heteroatoms in the bridge moiety
Yoshiyuki Hari, Satoshi Obika
Synthesis of Therapeutic Oligonucleotides p. 201-221 2018年12月8日 論文集(書籍)内論文
出版者・発行元:Springer Singapore
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High-Contrast Facile Imaging with Target-Directing Fluorescent Molecular Rotors N3-Modified Thioflavin T Derivatives
Y. Kataoka, H. Fujita, A. Afanasyeva, C. Nagao, K. Mizuguchi, Y. Kasahara, S. Obika, M. Kuwahara
Biochemistry Vol. 58 p. 493-498 2018年12月 研究論文(学術雑誌)
-
Development of a detection method for antisense oligonucleotides in mouse kidneys by matrix-assisted laser desorption/ionization imaging mass spectrometry.
Yokoi H, Kasahara Y, Obika S, Doi T, Kamada H
Rapid communications in mass spectrometry : RCM Vol. 32 No. 23 p. 1984-1990 2018年12月 研究論文(学術雑誌)
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2′-O ,4′-C -Methylene-Bridged Nucleic Acids Stabilize Metal-Mediated Base Pairing in a DNA Duplex
Osamu Nakagawa, Akane Fujii, Yuki Kishimoto, Yusuke Nakatsuji, Natsumi Nozaki, Satoshi Obika
ChemBioChem 2018年11月16日 研究論文(学術雑誌)
出版者・発行元:Wiley
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2′-O ,4′-C -Methylene-Bridged Nucleic Acids Stabilize Metal-Mediated Base Pairing in a DNA Duplex
ChemBioChem 2018年11月16日 研究論文(学術雑誌)
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Correction: Development of oligonucleotide-based antagonists of Ebola virus protein 24 inhibiting its interaction with karyopherin alpha 1.
Tanaka K, Kasahara Y, Miyamoto Y, Okuda T, Kasai T, Onodera K, Kuwahara M, Oka M, Yoneda Y, Obika S
Organic & biomolecular chemistry Vol. 16 No. 40 p. 7530-7530 2018年10月28日 研究論文(学術雑誌)
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2′-O,4′-C-Methylene-bridged Nucleic Acids Stabilize Metal-mediated Base Pairing in A DNA Duplex
O. Nakagawa, A. Fujii, Y. Kishimoto, Y. Nakatsuji, N. Nozaki, S. Obika
ChemBioChem Vol. 19 p. 2372-2379 2018年10月 研究論文(学術雑誌)
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Facile synthesis and fundamental properties of an N-methylguanidine-bridged nucleic acid (GuNA[NMe]).
Horie N, Kumagai S, Kotobuki Y, Yamaguchi T, Obika S
Organic & biomolecular chemistry Vol. 16 No. 35 p. 6531-6536 2018年9月21日
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Synthesis and properties of oligonucleotides containing 3'-O,4'-C-ethyleneoxy-bridged 5-methyluridines
Osawa T, Hitomi Y, Wakita S, Kim H, Dohi M, Horiba M, Ito Y, Obika S, Hari Y
Heterocycles Vol. 97 No. 1 p. 306-313 2018年9月 研究論文(学術雑誌)
出版者・発行元:
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Facile Synthesis and Fundamental Properties of An N-Methylguanidine-Bridged Nucleic Acid (GuNA[NMe])
N. Horie, S. Kumagai, Y. Kotobuki, T. Yamaguchi, S. Obika
Organic & Biomolecular Chemistry Vol. 16 p. 6531-6536 2018年8月 研究論文(学術雑誌)
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Development of A Detection Method for Antisense Oligonucleotides in Mouse Kidneys by MALDI Imaging Mass Spectrometry
H. Yokoi, Y. Kasahara, S. Obika, T. Doi, H. Kamada
Rapid Communications in Mass Spectrometry 2018年8月 研究論文(学術雑誌)
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Synthesis and biophysical properties of 5′-thio-2′,4′-BNA/LNA oligonucleotide
Md Ariful Islam, Aki Fujisaka, Shohei Mori, Kosuke Ramon Ito, Takao Yamaguchi, Satoshi Obika
Bioorganic and Medicinal Chemistry Vol. 26 No. 12 p. 3634-3638 2018年7月23日 研究論文(学術雑誌)
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Effective gene silencing activity of prodrug-type 2'-O-methyldithiomethyl siRNA compared with non-prodrug-type 2'-O-methyl siRNA.
Junsuke Hayashi, Misa Nishigaki, Yosuke Ochi, Shun-Ichi Wada, Fumito Wada, Osamu Nakagawa, Satoshi Obika, Mariko Harada-Shiba, Hidehito Urata
Bioorganic & medicinal chemistry letters Vol. 28 No. 12 p. 2171-2174 2018年7月1日 研究論文(学術雑誌)
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Generation of splice switching oligonucleotides targeting the Cockayne syndrome group B gene product in order to change the diseased cell state
Yooksil Sin, Futaba Makimura, Masafumi Saijo, Satoshi Obika
Biochemical and Biophysical Research Communications Vol. 500 No. 2 p. 163-169 2018年6月2日 研究論文(学術雑誌)
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Estimated number of off-target candidate sites for antisense oligonucleotides in human mRNA sequences
Tokuyuki Yoshida, Yuki Naito, Kiyomi Sasaki, Eriko Uchida, Yoji Sato, Mikihiko Naito, Toru Kawanishi, Satoshi Obika, Takao Inoue
Genes to Cells Vol. 23 No. 6 p. 448-455 2018年6月 研究論文(学術雑誌)
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Synthesis and Biophysical Properties of 5’-Thio-2’,4’-BNA/LNA Oligonucleotide
Md A. Islam, A. Fujisaka, S. Mori, K. R. Ito, T. Yamaguchi, S. Obika
Bioorganic & Medicinal Chemistry Vol. 26 p. 3634-3638 2018年5月 研究論文(学術雑誌)
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Development of Oligonucleotide-based Antagonists of Ebola Virus Protein 24 Inhibiting Its Interaction with Karyopherin Alpha 1
K. Tanaka, Y. Kasahara, Y. Miyamoto, T. Okuda, T. Kasai, K. Onodera, M. Kuwahara, M. Oka, Y. Yoneda, S. Obika
Organic & Biomolecular Chemistry Vol. 16 p. 4456-4463 2018年5月 研究論文(学術雑誌)
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Construction of a tri-chromatic reporter cell line for the rapid and simple screening of splice-switching oligonucleotides targeting DMD exon 51 using high content screening
Takenori Shimo, Keisuke Tachibana, Satoshi Obika
PLoS ONE Vol. 13 No. 5 2018年5月1日 研究論文(学術雑誌)
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Synthetic Method for 2′-Amino-LNA Bearing Any of the Four Nucleobases via a Transglycosylation Reaction
Hiroaki Sawamoto, Yuuki Arai, Shuhei Yamakoshi, Satoshi Obika, Eiji Kawanishi
Organic Letters Vol. 20 No. 7 p. 1928-1931 2018年4月6日 研究論文(学術雑誌)
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A novel human muscle cell model of Duchenne muscular dystrophy created by CRISPR/Cas9 and evaluation of antisense-mediated exon skipping
Takenori Shimo, Kana Hosoki, Yusuke Nakatsuji, Toshifumi Yokota, Satoshi Obika
Journal of Human Genetics Vol. 63 No. 3 p. 365-375 2018年3月 研究論文(学術雑誌)
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Cholesterol-GalNAc Dual Conjugation Strategy for Reducing Renal Distribution of Antisense Oligonucleotides.
Fumito Wada, Tsuyoshi Yamamoto, Tetsuya Ueda, Motoki Sawamura, Shunsuke Wada, Mariko Harada-Shiba, Satoshi Obika
Nucleic acid therapeutics Vol. 28 No. 1 p. 50-57 2018年2月 研究論文(学術雑誌)
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Preface
Obika, S., Sekine, M.
Synthesis of Therapeutic Oligonucleotides 2018年 研究論文(学術雑誌)
-
Hydrogen peroxide-Triggered gene silencing in mammalian cells through boronated antisense oligonucleotides
Shohei Mori, Kunihiko Morihiro, Takumi Okuda, Yuuya Kasahara, Satoshi Obika
Chemical Science Vol. 9 No. 5 p. 1112-1118 2018年 研究論文(学術雑誌)
-
Development of oligonucleotide-based antagonists of Ebola virus protein 24 inhibiting its interaction with karyopherin alpha 1
Keisuke Tanaka, Yuuya Kasahara, Yoichi Miyamoto, Okuda Takumi, Tatsuro Kasai, Kentaro Onodera, Masayasu Kuwahara, Masahiro Oka, Yoshihiro Yoneda, Satoshi Obika
Organic and Biomolecular Chemistry Vol. 16 No. 24 p. 4456-4463 2018年 研究論文(学術雑誌)
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Optimization of 2′,4′-BNA/LNA-Based Oligonucleotides for Splicing Modulation In Vitro
Shimo, T., Obika, S.
Methods in Molecular Biology Vol. 1828 p. 395-411 2018年 研究論文(学術雑誌)
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Hydrogen peroxide-Triggered gene silencing in mammalian cells through boronated antisense oligonucleotides
Shohei Mori, Kunihiko Morihiro, Takumi Okuda, Yuuya Kasahara, Satoshi Obika
Chemical Science Vol. 9 No. 5 p. 1112-1118 2018年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry
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Facile synthesis and fundamental properties of an N-methylguanidine-bridged nucleic acid (GuNA[NMe])
Naohiro Horie, Shinji Kumagai, Yutaro Kotobuki, Takao Yamaguchi, Satoshi Obika
Organic & Biomolecular Chemistry 2018年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
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Development of oligonucleotide-based antagonists of Ebola virus protein 24 inhibiting its interaction with karyopherin alpha 1
Keisuke Tanaka, Yuuya Kasahara, Yoichi Miyamoto, Okuda Takumi, Tatsuro Kasai, Kentaro Onodera, Masayasu Kuwahara, Masahiro Oka, Yoshihiro Yoneda, Satoshi Obika
Organic and Biomolecular Chemistry Vol. 16 No. 24 p. 4456-4463 2018年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry
-
Correction: Development of oligonucleotide-based antagonists of Ebola virus protein 24 inhibiting its interaction with karyopherin alpha 1
Keisuke Tanaka, Yuuya Kasahara, Yoichi Miyamoto, Takumi Okuda, Tatsuro Kasai, Kentaro Onodera, Masayasu Kuwahara, Masahiro Oka, Yoshihiro Yoneda, Satoshi Obika
Organic & Biomolecular Chemistry Vol. 16 No. 40 p. 7530-7530 2018年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
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Antisense Oligonucleotides Targeting Y-Box Binding Protein-1 Inhibit Tumor Angiogenesis by Downregulating Bcl-xL-VEGFR2/-Tie Axes
Setoguchi, Kiyoko, Cui, Lin, Hachisuka, Nobutaka, Obchoei, Sumalee, Shinkai, Kentaro, Hyodo, Fuminori, Kato, Kiyoko, Wada, Fumito, Yamamoto, Tsuyoshi, Harada-Shiba, Mariko, Obika, Satoshi, Nakano, Kenji
MOLECULAR THERAPY-NUCLEIC ACIDS Vol. 9 p. 170-181 2017年12月 研究論文(学術雑誌)
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Synthesis and thermal stabilities of oligonucleotides containing 2′-O,4′-C-methylene bridged nucleic acid with a phenoxazine base
Yuki Kishimoto, Akane Fujii, Osamu Nakagawa, Tetsuya Nagata, Takanori Yokota, Yoshiyuki Hari, Satoshi Obika
Organic & Biomolecular Chemistry Vol. 15 No. 38 p. 8145-8152 2017年10月 研究論文(学術雑誌)
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Synthesis and thermal stabilities of oligonucleotides containing 2 '-O,4 '-C-methylene bridged nucleic acid with a phenoxazine base
Yuki Kishimoto, Akane Fujii, Osamu Nakagawa, Tetsuya Nagata, Takanori Yokota, Yoshiyuki Hari, Satoshi Obika
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 15 No. 38 p. 8145-8152 2017年10月 研究論文(学術雑誌)
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Small Nucleolar Noncoding RNA SNORA23, Up-Regulated in Human Pancreatic Ductal Adenocarcinoma, Regulates Expression of Spectrin Repeat-Containing Nuclear Envelope 2 to Promote Growth and Metastasis of Xenograft Tumors in Mice
Lin Cui, Kenji Nakano, Sumalee Obchoei, Kiyoko Setoguchi, Masaki Matsumoto, Tsuyoshi Yamamoto, Satoshi Obika, Kazuaki Shimada, Nobuyoshi Hiraoka
GASTROENTEROLOGY Vol. 153 No. 1 p. 292-+ 2017年7月 研究論文(学術雑誌)
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Antisense oligo nucleotide of Annexin A4 improved platinum resistance in ovarian clear cell cancer
Kakubari Reisa, Nakagawa Satoshi, Iwamiya Tadashi, Kobayashi Eiji, Matsuzaki Shinnya, Ueda Yutaka, Yoshino Kiyoshi, Kasahara Yuya, Obika Satoshi, Kimura Tadashi, Serada Satoshi, Naka Tetsuji, Fujimoto Minoru
CANCER RESEARCH Vol. 77 2017年7月
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Phospholamban Inhibition by a Single Dose of Locked Nucleic Acid Antisense Oligonucleotide Improves Cardiac Contractility in Pressure Overload-Induced Systolic Dysfunction in Mice
Hirofumi Morihara, Tsuyoshi Yamamoto, Harunori Oiwa, Kota Tonegawa, Daisuke Tsuchiyama, Ikki Kawakatsu, Masanori Obana, Makiko Maeda, Tomomi Mohri, Satoshi Obika, Yasushi Fujio, Hiroyuki Nakayama
JOURNAL OF CARDIOVASCULAR PHARMACOLOGY AND THERAPEUTICS Vol. 22 No. 3 p. 273-282 2017年5月 研究論文(学術雑誌)
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Synthesis, duplex-forming ability, enzymatic stability, and in vitro antisense potency of oligonucleotides including 2'-C,4'-C-ethyleneoxy-bridged thymidine derivatives
Takashi Osawa, Motoki Sawamura, Fumito Wada, Tsuyoshi Yamamoto, Satoshi Obika, Yoshiyuki Hari
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 15 No. 18 p. 3955-3963 2017年5月 研究論文(学術雑誌)
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Evaluation of size-exclusion chromatography for the analysis of phosphorothioate oligonucleotides
Atsuko Shimoyama, Aid Fujisaka, Satoshi Obika
JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS Vol. 136 p. 55-65 2017年3月 研究論文(学術雑誌)
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Biological applications of xeno nucleic acids
Kunihiko Morihiro, Yuuya Kasahara, Satoshi Obika
MOLECULAR BIOSYSTEMS Vol. 13 No. 2 p. 235-245 2017年2月
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核酸医薬品の現状と品質管理に関わるレギュラトリーサイエンス上の課題
藤坂 朱紀, 伊藤 浩介, 小比賀 聡
レギュラトリーサイエンス学会誌 Vol. 7 No. 2 p. 113-120 2017年
出版者・発行元:一般社団法人 レギュラトリーサイエンス学会
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Synthesis and Properties of 7-Deazapurine- and 8-Aza-7deazapurine-Locked Nucleic Acid Analogues: Effect of the Glycosidic Torsion Angle
Takashi Hara, Tetsuya Kodama, Yumi Takegaki, Kunihiko Morihiro, Kosuke Ramon Ito, Satoshi Obika
JOURNAL OF ORGANIC CHEMISTRY Vol. 82 No. 1 p. 25-36 2017年1月 研究論文(学術雑誌)
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SYNTHESIS OF THE 5-METHYLURIDINE MONOMER OF 3 '-O,4 '-C-ETHYLENEOXY-BRIDGED NUCLEIC ACID
Takashi Osawa, Masakazu Dohi, Yuka Hitomi, Yuta Ito, Satoshi Obika, Yoshiyuki Hari
HETEROCYCLES Vol. 95 No. 1 p. 342-352 2017年1月 研究論文(学術雑誌)
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Triazole- and Tetrazole-Bridged Nucleic Acids: Synthesis, Duplex Stability, Nuclease Resistance, and in Vitro and in Vivo Antisense Potency
Yasunori Mitsuoka, Tsuyoshi Yamamoto, Akira Kugimiya, Reiko Waki, Fumito Wada, Saori Tahara, Motoki Sawamura, Mio Noda, Yuko Fujimura, Yuki Kato, Yoshiyuki Hari, Satoshi Obika
JOURNAL OF ORGANIC CHEMISTRY Vol. 82 No. 1 p. 12-24 2017年1月 研究論文(学術雑誌)
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Synthesis and Properties of 7-Deazapurine- and 8-Aza-7deazapurine-Locked Nucleic Acid Analogues: Effect of the Glycosidic Torsion Angle
Takashi Hara, Tetsuya Kodama, Yumi Takegaki, Kunihiko Morihiro, Kosuke Ramon Ito, Satoshi Obika
JOURNAL OF ORGANIC CHEMISTRY Vol. 82 No. 1 p. 25-36 2017年1月 研究論文(学術雑誌)
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Systematic Evaluation of Biophysical and Functional Characteristics of Selenomethylene-Locked Nucleic Acid-Mediated Inhibition of miR-21
Smita Nahar, Amrita Singh, Kunihiko Morihiro, Yoshihiro Moai, Tetsuya Kodama, Satoshi Obika, Souvik Maiti
BIOCHEMISTRY Vol. 55 No. 50 p. 7023-7032 2016年12月 研究論文(学術雑誌)
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Synthesis of scpBNA-C-m, -A, and -G Monomers and Evaluation of the Binding Affinities of scpBNA-Modified Oligonucleotides toward Complementary ssRNA and ssDNA
Masahiko Horiba, Takao Yamaguchi, Satoshi Obika
JOURNAL OF ORGANIC CHEMISTRY Vol. 81 No. 22 p. 11000-11008 2016年11月 研究論文(学術雑誌)
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オリゴヌクレオチドを有効成分とする医薬品の品質管理に関する考え方
伊藤 浩介, 小林 直之, 橘 敬祐, 辻野 博文, 藤坂 朱紀, 小比賀 聡
日本核酸医薬学会誌 Vol. 20 No. 1 p. 15-23 2016年10月
出版者・発行元:日本核酸医薬学会
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Synthesis and properties of novel 2 '-C,4 '-C-ethyleneoxy-bridged 2 '-deoxyribonucleic acids with exocyclic methylene groups
Takashi Osawa, Satoshi Obika, Yoshiyuki Hari
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 14 No. 40 p. 9481-9484 2016年10月 研究論文(学術雑誌)
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In vitro and in vivo biophysical properties of oligonucleotides containing 5 '-thio nucleosides
Islam Md Ariful, Waki Reiko, Fujisaka Aki, Ito Kosuke Ramon, Obika Satoshi
DRUG DISCOVERIES AND THERAPEUTICS Vol. 10 No. 5 p. 263-270 2016年10月
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Design of antisense oligonucleotides.
Obika S, Kasahara Y
Nihon yakurigaku zasshi. Folia pharmacologica Japonica Vol. 148 No. 2 p. 100-104 2016年8月 研究論文(学術雑誌)
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Nuclear expression of Y-box binding protein-1 is associated with poor prognosis in patients with pancreatic cancer and its knockdown inhibits tumor growth and metastasis in mice tumor models
Kentaro Shinkai, Kenji Nakano, Lin Cui, Yusuke Mizuuchi, Hideya Onishi, Yoshinao Oda, Satoshi Obika, Masao Tanaka, Mitsuo Katano
INTERNATIONAL JOURNAL OF CANCER Vol. 139 No. 2 p. 433-445 2016年7月 研究論文(学術雑誌)
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Synthesis and properties of 4-(diarylmethylene)imidazolinone-conjugated fluorescent nucleic acids
Takumi Okuda, Shohei Mori, Yuuya Kasahara, Kunihiko Morihiro, Masahiro Ikejiri, Kazuyuki Miyashita, Satoshi Obika
TETRAHEDRON LETTERS Vol. 57 No. 29 p. 3129-3132 2016年7月 研究論文(学術雑誌)
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Evaluation of the effects of chemically different linkers on hepatic accumulations, cell tropism and gene silencing ability of cholesterol-conjugated antisense oligonucleotides
Shunsuke Wada, Hidenori Yasuhara, Fumito Wada, Motoki Sawamura, Reiko Waki, Tsuyoshi Yamamoto, Mariko Harada-Shiba, Satoshi Obika
JOURNAL OF CONTROLLED RELEASE Vol. 226 p. 57-65 2016年3月 研究論文(学術雑誌)
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Synthesis and Properties of 2 ',4 '-Bridged Nucleic Acids Containing Multiple Heteroatoms in the Bridges
Yoshiyuki Hari, Satoshi Obika
JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN Vol. 74 No. 2 p. 141-153 2016年2月
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Gapmer型アンチセンスの相補結合依存的オフターゲット効果に関する研究
吉田 徳幸, 内藤 雄樹, 佐々木 澄美, 内田 恵理子, 小比賀 聡, 内藤 幹彦, 井上 貴雄
日本毒性学会学術年会 Vol. 43 p. P-94 2016年
出版者・発行元:日本毒性学会
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Serial incorporation of a monovalent GalNAc phosphoramidite unit into hepatocyte-targeting antisense oligonucleotides
Tsuyoshi Yamamoto, Motoki Sawamura, Fumito Wada, Mariko Harada-Shiba, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY Vol. 24 No. 1 p. 26-32 2016年1月 研究論文(学術雑誌)
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Consecutive incorporation of functionalized nucleotides with amphiphilic side chains by novel KOD polymerase mutant
Hidekazu Hoshino, Yuuya Kasahara, Hiroto Fujita, Masayasu Kuwahara, Kunihiko Morihiro, Shin-ichi Tsunoda, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY LETTERS Vol. 26 No. 2 p. 530-533 2016年1月 研究論文(学術雑誌)
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The crystal structure of a 2 ',4 '-BNA(NC)[N-Me]-modified antisense gapmer in complex with the target RNA
Jiro Kondo, Yusuke Nomura, Yukiko Kitahara, Satoshi Obika, Hidetaka Torigoe
CHEMICAL COMMUNICATIONS Vol. 52 No. 11 p. 2354-2357 2016年 研究論文(学術雑誌)
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Effect of an N-substituent in sulfonamide-bridged nucleic acid (SuNA) on hybridization ability and duplex structure
Yasunori Mitsuoka, Hiroshi Aoyama, Akira Kugimiya, Yuko Fujimura, Tsuyoshi Yamamoto, Reiko Waki, Fumito Wada, Saori Tahara, Motoki Sawamura, Mio Noda, Yoshiyuki Hari, Satoshi Obika
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 14 No. 27 p. 6531-6538 2016年 研究論文(学術雑誌)
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Hetero-chimera-duplex-oligonucleotideによるエクソンスキッピング療法の開発(Development of exon-skipping therapy by hetero-chimera-duplex oligonucleotide)
吉岡 耕太郎, 筋野 裕美子, 國枝 泰希, 下 剛典, 田中 規恵, 朴 文英, 桑原 宏哉, 仁科 一隆, 小比賀 聡, 横田 隆徳
臨床神経学 Vol. 55 No. Suppl. p. S212-S212 2015年12月
出版者・発行元:(一社)日本神経学会
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Synthesis and Properties of the 5-Methyluridine Derivative of 3,4-Dihydro-2H-pyran-Bridged Nucleic Acid (DpNA)
Takashi Osawa, Yoshiyuki Hari, Masakazu Dohi, Yuya Matsuda, Satoshi Obika
JOURNAL OF ORGANIC CHEMISTRY Vol. 80 No. 21 p. 10474-10481 2015年11月 研究論文(学術雑誌)
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Ca2+ enrichment in culture medium potentiates effect of oligonucleotides
Shin-ichiro Hori, Tsuyoshi Yamamoto, Reiko Waki, Shunsuke Wada, Fumito Wada, Mio Noda, Satoshi Obika
NUCLEIC ACIDS RESEARCH Vol. 43 No. 19 2015年10月 研究論文(学術雑誌)
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Polymerase incorporation of a 2 '-deoxynucleoside-5 '-triphosphate bearing a 4-hydroxy-2-mercaptobenzimidazole nucleobase analogue
Kunihiko Morihiro, Hidekazu Hoshino, Osamu Hasegawa, Yuuya Kasahara, Kohsuke Nakajima, Masayasu Kuwahara, Shin-ichi Tsunoda, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY LETTERS Vol. 25 No. 15 p. 2888-2891 2015年8月 研究論文(学術雑誌)
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XRN2 is required for the degradation of target RNAs by RNase H1-dependent antisense oligonucleotides
Shin-Ichiro Hori, Tsuyoshi Yamamoto, Satoshi Obika
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS Vol. 464 No. 2 p. 506-511 2015年8月 研究論文(学術雑誌)
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DNA/RNA heteroduplex oligonucleotide for highly efficient gene silencing
Kazutaka Nishina, Wenying Piao, Kie Yoshida-Tanaka, Yumiko Sujino, Tomoko Nishina, Tsuyoshi Yamamoto, Keiko Nitta, Kotaro Yoshioka, Hiroya Kuwahara, Hidenori Yasuhara, Takeshi Baba, Fumiko Ono, Kanjiro Miyata, Koichi Miyake, Punit P. Seth, Audrey Low, Masayuki Yoshida, C. Frank Bennett, Kazunori Kataoka, Hidehiro Mizusawa, Satoshi Obika, Takanori Yokota
NATURE COMMUNICATIONS Vol. 6 2015年8月 研究論文(学術雑誌)
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Synthesis and fluorescence properties of 4-diarylmethylene analogues of the green fluorescent protein chromophore
Masahiro Ikejiri, Kousuke Matsumoto, Hiraku Hasegawa, Daisuke Yamaguchi, Moe Tsuchino, Yoshiko Chihara, Takao Yamaguchi, Kazuto Mori, Takeshi Imanishi, Satoshi Obika, Kazuyuki Miyashita
TETRAHEDRON Vol. 71 No. 30 p. 4987-4998 2015年7月 研究論文(学術雑誌)
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Synthesis and properties of 2'-deoxyuridine analogues bearing various azobenzene derivatives at the C5 position
Mori, S., Morihiro, K., Kasahara, Y., Tsunoda, S.-I., Obika, S.
Chemosensors Vol. 3 No. 2 p. 36-54 2015年6月 研究論文(学術雑誌)
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C5-azobenzene-functionalized locked nucleic acid uridine: Isomerization properties, hybridization ability, and enzymatic stability
Morihiro, K., Hasegawa, O., Mori, S., Tsunoda, S., Obika, S.
Organic and Biomolecular Chemistry Vol. 13 No. 18 p. 5209-5214 2015年5月 研究論文(学術雑誌)
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In vitro selection of DNA-based aptamers that exhibit RNA-like conformations using a chimeric oligonucleotide library that contains two different xeno-nucleic acids
Kenta Hagiwara, Hiroto Fujita, Yuuya Kasahara, Yuuta Irisawa, Satoshi Obika, Masayasu Kuwahara
MOLECULAR BIOSYSTEMS Vol. 11 No. 1 p. 71-76 2015年1月 研究論文(学術雑誌)
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Synthesis and hybridization property of a boat-shaped pyranosyl nucleic acid containing an exocyclic methylene group in the sugar moiety
Kazuto Mori, Tetsuya Kodama, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY Vol. 23 No. 1 p. 33-37 2015年1月 研究論文(学術雑誌)
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BASE PAIR RECOGNITION ABILITY OF 2-(METHYLAMINO)PYRIMIDIN-4-YL NUCLEOBASE IN PARALLEL TRIPLEX DNA
Yoshiyuld Hari, Satoshi Kashima, Yuya Matsuda, Akihiro Sakata, Ryutaro Takamine, Shin Ijitsu, Satoshi Obika
HETEROCYCLES Vol. 90 No. 1 p. 432-441 2015年1月 研究論文(学術雑誌)
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Amido-bridged nucleic acids with small hydrophobic residues enhance hepatic tropism of antisense oligonucleotides in vivo
Tsuyoshi Yamamoto, Aiko Yahara, Reiko Waki, Hidenori Yasuhara, Fumito Wada, Mariko Harada-Shiba, Satoshi Obika
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 13 No. 12 p. 3757-3765 2015年 研究論文(学術雑誌)
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MicroRNAs Induce Epigenetic Reprogramming and Suppress Malignant Phenotypes of Human Colon Cancer Cells.
Hisataka Ogawa, Xin Wu, Koichi Kawamoto, Naohiro Nishida, Masamitsu Konno, Jun Koseki, Hidetoshi Matsui, Kozou Noguchi, Noriko Gotoh, Tsuyoshi Yamamoto, Kanjiro Miyata, Nobuhiro Nishiyama, Hiroaki Nagano, Hirofumi Yamamoto, Satoshi Obika, Kazunori Kataoka, Yuichiro Doki, Masaki Mori, Hideshi Ishii
PloS one Vol. 10 No. 5 2015年 研究論文(学術雑誌)
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Synthesis and properties of 2 '-O,4 '-C-spirocyclo-propylene bridged nucleic acid (scpBNA), an analogue of 2 ',4 '-BNA/LNA bearing a cyclopropane ring
Takao Yamaguchi, Masahiko Horiba, Satoshi Obika
CHEMICAL COMMUNICATIONS Vol. 51 No. 47 p. 9737-9740 2015年 研究論文(学術雑誌)
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Nucleic acid delivery systems based on poly(galactosyl ureaethyl methacrylate-b-dimethylamino ethyl methacrylate) diblock copolymers
M. C. Munisso, S. Obika, T. Yamaoka
Carbohydrate Polymers Vol. 114 p. 288-296 2014年12月19日 研究論文(学術雑誌)
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Sulfonamide-Bridged Nucleic Acid: Synthesis, High RNA Selective Hybridization, and High Nuclease Resistance
Yasunori Mitsuoka, Yuko Fujimura, Reiko Waki, Akira Kugimiya, Tsuyoshi Yamamoto, Yoshiyuki Hari, Satoshi Obika
ORGANIC LETTERS Vol. 16 No. 21 p. 5640-5643 2014年11月 研究論文(学術雑誌)
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Evaluation of Multiple-Turnover Capability of Locked Nucleic Acid Antisense Oligonucleotides in Cell-Free RNase H-Mediated Antisense Reaction and in Mice
Tsuyoshi Yamamoto, Naoko Fujii, Hidenori Yasuhara, Shunsuke Wada, Fumito Wada, Naoya Shigesada, Mariko Harada-Shiba, Satoshi Obika
NUCLEIC ACID THERAPEUTICS Vol. 24 No. 4 p. 283-290 2014年8月 研究論文(学術雑誌)
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Kinetic study of the binding of triplex-forming oligonucleotides containing partial cationic modifications to double-stranded DNA
Yoshiyuki Hari, Shin Ijitsu, Masaaki Akabane-Nakata, Takuya Yoshida, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY LETTERS Vol. 24 No. 14 p. 3046-3049 2014年7月 研究論文(学術雑誌)
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Development of External Stimuli-Responsive Nucleic Acids by Sugar, Backbone, and Nucleobase Modification
Kunihiko Morihiro, Tetsuya Kodama, Satoshi Obika
SYNLETT Vol. 25 No. 11 p. 1499-1510 2014年7月 研究論文(学術雑誌)
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Target Gene Knockdown by 2 ',4 '-BNA/LNA Antisense Oligonucleotides in Zebrafish
Motoyuki Itoh, Mizuki Nakaura, Takeshi Imanishi, Satoshi Obika
NUCLEIC ACID THERAPEUTICS Vol. 24 No. 3 p. 186-191 2014年6月 研究論文(学術雑誌)
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Quantitative evaluation of the improvement in the pharmacokinetics of a nucleic acid drug delivery system by dynamic PET imaging with F-18-incorporated oligodeoxynucleotides
Hidefumi Mukai, Daiki Ozaki, Yilong Cui, Takeshi Kuboyama, Hiroko Yamato-Nagata, Kayo Onoe, Maiko Takahashi, Yasuhiro Wada, Takeshi Imanishi, Tetsuya Kodama, Satoshi Obika, Masaaki Suzuki, Hisashi Doi, Yasuyoshi Watanabe
JOURNAL OF CONTROLLED RELEASE Vol. 180 p. 92-99 2014年4月 研究論文(学術雑誌)
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C5-Azobenzene- substituted 2 '-Deoxyuridine-containing Oligodeoxynucleotides for Photo-Switching Hybridization
Shohei Mori, Kunihiko Morihiro, Satoshi Obika
MOLECULES Vol. 19 No. 4 p. 5109-5118 2014年4月 研究論文(学術雑誌)
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Synthesis and characterization of benzylidene acetal-type bridged nucleic acids (BA-BNA)
Tetsuya Kodama, Kunihiko Morihiro, Satoshi Obika
Current Protocols in Nucleic Acid Chemistry Vol. 2014 p. 1.31.1-1.31.22 2014年 研究論文(学術雑誌)
出版者・発行元:Blackwell Publishing Inc.
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Guanidine bridged nucleic acid (GuNA): an effect of a cationic bridged nucleic acid on DNA binding affinity
Ajaya R. Shrestha, Yutaro Kotobuki, Yoshiyuki Hari, Satoshi Obika
CHEMICAL COMMUNICATIONS Vol. 50 No. 5 p. 575-577 2014年 研究論文(学術雑誌)
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Light-triggered strand exchange reaction using the change in the hydrogen bonding pattern of a nucleobase analogue
Kunihiko Morihiro, Tetsuya Kodama, Reiko Waki, Satoshi Obika
CHEMICAL SCIENCE Vol. 5 No. 2 p. 744-750 2014年 研究論文(学術雑誌)
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THE ABILITY OF 1-ARYLTRIAZOLE-CONTAINING NUCLEOBASES TO RECOGNIZE A TA BASE PAIR IN TRIPLEX DNA
Yoshiyuki Hari, Motoi Nakahara, Shin Ijitsu, Satoshi Obika
HETEROCYCLES Vol. 88 No. 1 p. 377-386 2014年1月 研究論文(学術雑誌)
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Locked nucleic acid antisense inhibitor targeting apolipoprotein C-III efficiently and preferentially removes triglyceride from large very low-density lipoprotein particles in murine plasma
Tsuyoshi Yamamoto, Satoshi Obika, Moeka Nakatani, Hidenori Yasuhara, Fumito Wada, Eiko Shibata, Masa-Aki Shibata, Mariko Harada-Shiba
EUROPEAN JOURNAL OF PHARMACOLOGY Vol. 723 p. 353-359 2014年1月 研究論文(学術雑誌)
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Photoinduced changes in hydrogen bonding patterns of 8-thiopurine nucleobase analogues in a DNA strand
Kunihiko Morihiro, Tetsuya Kodama, Shohei Mori, Satoshi Obika
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 12 No. 15 p. 2468-2473 2014年 研究論文(学術雑誌)
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Design and evaluation of locked nucleic acid-based splice-switching oligonucleotides in vitro
Takenori Shimo, Keisuke Tachibana, Kiwamu Saito, Tokuyuki Yoshida, Erisa Tomita, Reiko Waki, Tsuyoshi Yamamoto, Takefumi Doi, Takao Inoue, Junji Kawakami, Satoshi Obika
NUCLEIC ACIDS RESEARCH Vol. 42 No. 12 p. 8174-8187 2014年 研究論文(学術雑誌)
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Synthesis of oligonucleotides containing N,N-disubstituted 3-deazacytosine nucleobases by post-elongation modification and their triplex-forming ability with double-stranded DNA
Masaaki Akabane-Nakata, Satoshi Obika, Yoshiyuki Hari
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 12 No. 44 p. 9011-9015 2014年 研究論文(学術雑誌)
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Triplex-forming ability of oligonucleotides containing 1-aryl-1,2,3- triazole nucleobases linked via a two atom-length spacer
Yoshiyuki Hari, Motoi Nakahara, Satoshi Obika
Bioorganic and Medicinal Chemistry Vol. 21 No. 17 p. 5583-5588 2013年9月1日 研究論文(学術雑誌)
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Synthesis of novel polyesteramine dendrimers by divergent and convergent methods
Hitoshi Akiyama, Kazuyuki Miyashita, Yoshiyuki Hari, Satoshi Obika, Takeshi Imanishi
Tetrahedron Vol. 69 No. 33 p. 6810-6820 2013年8月19日 研究論文(学術雑誌)
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Base-pair recognition ability of hydroxyphenyl nucleobases in parallel triplex DNA
Yoshiyuki Hari, Satoshi Kashima, Hiroyasu Inohara, Shin Ijitsu, Takeshi Imanishi, Satoshi Obika
Tetrahedron Vol. 69 No. 31 p. 6381-6391 2013年8月5日 研究論文(学術雑誌)
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Synthesis and properties of thymidines with six-membered amide bridge
Yoshiyuki Hari, Takashi Osawa, Yutaro Kotobuki, Aiko Yahara, Ajaya R. Shrestha, Satoshi Obika
Bioorganic and Medicinal Chemistry Vol. 21 No. 14 p. 4405-4412 2013年7月15日 研究論文(学術雑誌)
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Synthesis and Properties of 2 '-O,4 '-C-Ethyleneoxy Bridged 5-Methyluridine
Yoshiyuki Hari, Tomohiko Morikawa, Takashi Osawa, Satoshi Obika
ORGANIC LETTERS Vol. 15 No. 14 p. 3702-3705 2013年7月 研究論文(学術雑誌)
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Capillary Electrophoresis-Systematic Evolution of Ligands by Exponential Enrichment Selection of Base- and Sugar-Modified DNA Aptamers: Target Binding Dominated by 2 '-O,4 '-C-Methylene-Bridged/Locked Nucleic Acid Primer
Yuuya Kasahara, Yuuta Irisawa, Hiroto Fujita, Aiko Yahara, Hiroaki Ozaki, Satoshi Obika, Masayasu Kuwahara
ANALYTICAL CHEMISTRY Vol. 85 No. 10 p. 4961-4967 2013年5月 研究論文(学術雑誌)
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2 ',4 '-BNA/LNA aptamers: CE-SELEX using a DNA-based library of full-length 2 '-O,4 '-C-methylene-bridged/linked bicyclic ribonucleotides
Yuuya Kasahara, Yuuta Irisawa, Hiroaki Ozaki, Satoshi Obika, Masayasu Kuwahara
BIOORGANIC & MEDICINAL CHEMISTRY LETTERS Vol. 23 No. 5 p. 1288-1292 2013年3月 研究論文(学術雑誌)
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In vitro selection of BNA (LNA) aptamers
Masayasu Kuwahara, Satoshi Obika
Artificial DNA: PNA and XNA Vol. 4 No. 2 p. 39-48 2013年 研究論文(学術雑誌)
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Selenomethylene Locked Nucleic Acid Enables Reversible Hybridization in Response to Redox Changes
Kunihiko Morihiro, Tetsuya Kodama, Kentefu, Yoshihiro Moai, Rakesh N. Veedu, Satoshi Obika
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION Vol. 52 No. 19 p. 5074-5078 2013年 研究論文(学術雑誌)
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2 ',4 '-BNA bearing a chiral guanidinopyrrolidine-containing nucleobase with potent ability to recognize the CG base pair in a parallel-motif DNA triplex
Yoshiyuki Hari, Masaaki Akabane, Satoshi Obika
CHEMICAL COMMUNICATIONS Vol. 49 No. 67 p. 7421-7423 2013年 研究論文(学術雑誌)
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A 2-AMINO-6-METHYLPYRIDIN-5-YL NUCLEOBASE FOR GC BASE PAIR RECOGNITION IN THE PARALLEL TRIPLEX DNA
Motoi Nakahara, Yoshiyuki Hari, Satoshi Obika
HETEROCYCLES Vol. 86 No. 2 p. 1135-1146 2012年12月 研究論文(学術雑誌)
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Amido-Bridged Nucleic Acids (AmNAs): Synthesis, Duplex Stability, Nuclease Resistance, and in Vitro Antisense Potency
Aiko Yahara, Ajaya Ram Shrestha, Tsuyoshi Yamamoto, Yoshiyuki Hari, Takashi Osawa, Masaki Yamaguchi, Masaru Nishida, Tetsuya Kodama, Satoshi Obika
CHEMBIOCHEM Vol. 13 No. 17 p. 2513-2516 2012年11月 研究論文(学術雑誌)
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Efficient reduction of serum cholesterol by combining a liver-targeted gene delivery system with chemically modified apolipoprotein B siRNA
Jeong-Hun Kang, Yoichi Tachibana, Satoshi Obika, Mariko Harada-Shiba, Tetsuji Yamaoka
JOURNAL OF CONTROLLED RELEASE Vol. 163 No. 2 p. 119-124 2012年10月 研究論文(学術雑誌)
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Design and Concise Synthesis of a Novel Type of Green Fluorescent Protein Chromophore Analogue
Masahiro Ikejiri, Moe Tsuchino, Yoshiko Chihara, Takao Yamaguchi, Takeshi Imanishi, Satoshi Obika, Kazuyuki Miyashita
ORGANIC LETTERS Vol. 14 No. 17 p. 4406-4409 2012年9月 研究論文(学術雑誌)
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Development of a 2 ',4 '-BNA/LNA-based siRNA for Dyslipidemia and Assessment of the Effects of Its Chemical Modifications In Vivo
Shunsuke Wada, Satoshi Obika, Masa-Aki Shibata, Tsuyoshi Yamamoto, Moeka Nakatani, Tetsuji Yamaoka, Hidetaka Torigoe, Mariko Harada-Shiba
MOLECULAR THERAPY-NUCLEIC ACIDS Vol. 1 2012年9月 研究論文(学術雑誌)
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Hybridizing ability and nuclease resistance profile of backbone modified cationic phosphorothioate oligonucleotides
S. M. Abdur Rahman, Takeshi Baba, Tetsuya Kodama, Md Ariful Islam, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY Vol. 20 No. 13 p. 4098-4102 2012年7月 研究論文(学術雑誌)
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Effect of Continuous Exposure to Antisense BNA Slowly Released in Intraperitoneal or Subcutaneous Tissue
Tetsuji Yamaoka, Mariko Shiba, Hidetaka Torigoe, Satoshi Obika, Atsushi Yamashita, Yoichi Tachibana
MOLECULAR THERAPY Vol. 20 p. S105-S105 2012年5月
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Towards the Sequence-Selective Recognition of Double-Stranded DNA Containing Pyrimidine-Purine Interruptions by Triplex-Forming Oligonucleotides
Yoshiyuki Hari, Satoshi Obika, Takeshi Imanishi
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY No. 15 p. 2875-2887 2012年5月
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Cholesterol-lowering Action of BNA-based Antisense Oligonucleotides Targeting PCSK9 in Atherogen Diet-induced Hypercholesterolemic Mice
Tsuyoshi Yamamoto, Mariko Harada-Shiba, Moeka Nakatani, Shunsuke Wada, Hidenori Yasuhara, Keisuke Narukawa, Kiyomi Sasaki, Masa-Aki Shibata, Hidetaka Torigoe, Tetsuji Yamaoka, Takeshi Imanishi, Satoshi Obika
MOLECULAR THERAPY-NUCLEIC ACIDS Vol. 1 2012年5月 研究論文(学術雑誌)
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Chemical modification of triplex-forming oligonucleotide to promote pyrimidine motif triplex formation at physiological pH
Hidetaka Torigoe, Osamu Nakagawa, Takeshi Imanishi, Satoshi Obika, Kiyomi Sasaki
BIOCHIMIE Vol. 94 No. 4 p. 1032-1040 2012年4月 研究論文(学術雑誌)
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網膜の包括的神経保護 臨床応用への挑戦
石橋 達朗, 吉田 茂生, 江内田 寛, 池田 康博, 久冨 智朗, 武田 篤信, 中尾 新太郎, 大島 裕司, 宮崎 勝徳, 村上 祐介, 有田 量一, 川原 周平, 石川 桂二郎, 吉田 倫子, 納富 昭司, Miller Joan W., 出原 賢治, 小比賀 聡, 門田 幸二, 向野 利寛, 園田 康平, 蜂須賀 祥行, 藤田 克実, 小林 俊洋, 上野 登輝夫, 小林 正彦, 上田 泰次, 長谷川 護, 小野 純也, 鍵本 忠尚, 居石 克夫, 赤司 浩一, 米満 吉和, 吉永 幸靖, 中村 大輔, 岡田 龍雄, 中別府 雄作, 中村 崇規, 池尾 一穂, 五條堀 孝
日本眼科学会雑誌 Vol. 116 No. 3 p. 165-199 2012年3月
出版者・発行元:(公財)日本眼科学会
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Superior Silencing by 2',4'-BNA(NC)-Based Short Antisense Oligonucleotides Compared to 2',4'-BNA/LNA-Based Apolipoprotein B Antisense Inhibitors.
Tsuyoshi Yamamoto, Hidenori Yasuhara, Fumito Wada, Mariko Harada-Shiba, Takeshi Imanishi, Satoshi Obika
Journal of nucleic acids Vol. 2012 p. 707323-707323 2012年 研究論文(学術雑誌)
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Synthesis and evaluation of novel caged DNA alkylating agents bearing 3,4-epoxypiperidine structure
Yuji Kawada, Tetsuya Kodama, Kazuyuki Miyashita, Takeshi Imanishi, Satoshi Obika
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 10 No. 26 p. 5102-5108 2012年 研究論文(学術雑誌)
-
Synthesis of selenomethylene-locked nucleic acid (SeLNA)-modified oligonucleotides by polymerases
Megan Wheeler, Antoine Chardon, Astrid Goubet, Kunihiko Morihiro, Sze Yee Tsan, Stacey L. Edwards, Tetsuya Kodama, Satoshi Obika, Rakesh N. Veedu
CHEMICAL COMMUNICATIONS Vol. 48 No. 89 p. 11020-11022 2012年 研究論文(学術雑誌)
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Synthesis and duplex-forming ability of oligonucleotides containing 4 '-carboxythymidine
Yoshiyuki Hari, Takashi Osawa, Satoshi Obika
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 10 No. 48 p. 9639-9649 2012年 研究論文(学術雑誌)
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Synthesis and Properties of a Bridged Nucleic Acid with a Perhydro-1,2-oxazin-3-one Ring
Ajaya R. Shrestha, Yoshiyuki Hari, Aiko Yahara, Takashi Osawa, Satoshi Obika
JOURNAL OF ORGANIC CHEMISTRY Vol. 76 No. 24 p. 9891-9899 2011年12月 研究論文(学術雑誌)
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Cleavage of Oligonucleotides Containing a P3' -> N5' Phosphoramidate Linkage Mediated by Single-Stranded Oligonucleotide Templates
Kosuke Ramon Ito, Tetsuya Kodama, Futaba Makimura, Noritsugu Hosoki, Tomohisa Osaki, Ayako Orita, Takeshi Imanishi, Satoshi Obika
MOLECULES Vol. 16 No. 12 p. 10695-10708 2011年12月 研究論文(学術雑誌)
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Design, Synthesis, and Properties of Boat-Shaped Glucopyranosyl Nucleic Acid
Kazuto Mori, Tetsuya Kodama, Satoshi Obika
ORGANIC LETTERS Vol. 13 No. 22 p. 6050-6053 2011年11月 研究論文(学術雑誌)
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POTENCY COMPARISON OF SERIES OF BNA-BASED ANTISENSES IN DYSLIPIDEMIC ANIMALS
Tsuyoshi Yamamoto, Mariko Harada-Shiba, Moeka Nakatani, Hidenori Yasuhara, Shunsuke Wada, Keisuke Narukawa, Kiyomi Sasaki, Hidetaka Torigoe, Tetsuji Yamaoka, Takeshi Imanishi, Satoshi Obika
NUCLEIC ACID THERAPEUTICS Vol. 21 No. 5 p. A30-A31 2011年10月
-
Nucleotide modification and polymerase engineering for creating a novel class of artificial nucleic acid aptamers.
Imaizumi Y, Takano Y, Kitadume S, Ozaki H, Obika S, Kuwahara M
IFMBE Proceedings Vol. 37 p. 1023-1026 2011年9月14日 研究論文(国際会議プロシーディングス)
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Benzylidene Acetal Type Bridged Nucleic Acids: Changes in Properties Upon Cleavage of the Bridge Triggered by External Stimuli
Kunihiko Morihiro, Tetsuya Kodama, Satoshi Obika
CHEMISTRY-A EUROPEAN JOURNAL Vol. 17 No. 28 p. 7918-7926 2011年7月 研究論文(学術雑誌)
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Increased Expression of Periostin in Vitreous and Fibrovascular Membranes Obtained from Patients with Proliferative Diabetic Retinopathy
Shigeo Yoshida, Keijiro Ishikawa, Ryo Asato, Mitsuru Arima, Yukio Sassa, Ayako Yoshida, Hiroshi Yoshikawa, Keisuke Narukawa, Satoshi Obika, Junya Ono, Shoichiro Ohta, Kenji Izuhara, Toshihiro Kono, Tatsuro Ishibashi
INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE Vol. 52 No. 8 p. 5670-5678 2011年7月 研究論文(学術雑誌)
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PETを用いた核酸医薬DDSの動態評価 クリック化学法による18F-標識化オリゴヌクレオチドの有用性の実証
向井 英史, 尾崎 大起, 長田 浩子, 崔 翼龍, 窪山 剛之, 和田 康弘, 今西 武, 兒玉 哲也, 小比賀 聡, 鈴木 正昭, 土居 久志, 渡辺 恭良
Drug Delivery System Vol. 26 No. 3 p. 294-294 2011年5月
出版者・発行元:日本DDS学会
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Antisense drug discovery and development
Tsuyoshi Yamamoto, Moeka Nakatani, Keisuke Narukawa, Satoshi Obika
FUTURE MEDICINAL CHEMISTRY Vol. 3 No. 3 p. 339-365 2011年3月
-
Antisense drug discovery and development
Tsuyoshi Yamamoto, Moeka Nakatani, Keisuke Narukawa, Satoshi Obika
FUTURE MEDICINAL CHEMISTRY Vol. 3 No. 3 p. 339-365 2011年3月
-
Synthesis and triplex-forming ability of oligonucleotides bearing 1-substituted 1H-1,2,3-triazole nucleobases
Yoshiyuki Hari, Motoi Nakahara, Juanjuan Pang, Masaaki Akabane, Takeshi Kuboyama, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY Vol. 19 No. 3 p. 1162-1166 2011年2月 研究論文(学術雑誌)
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2 '-O,4 '-C-Aminomethylene-Bridged Nucleic Acid Modification with Enhancement of Nuclease Resistance Promotes Pyrimidine Motif Triplex Nucleic Acid Formation at Physiological pH
Hidetaka Torigoe, S. M. Abdur Rahman, Hiroko Takuma, Norihiro Sato, Takeshi Imanishi, Satoshi Obika, Kiyomi Sasaki
CHEMISTRY-A EUROPEAN JOURNAL Vol. 17 No. 9 p. 2742-2751 2011年2月 研究論文(学術雑誌)
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Design and facile synthesis of a novel 2’,4’-bridged nucleic acid
セレスタアジャヤラム
Collection Symposium Series, XVth Symposium on Chemistry of Nucleic Acid Components Vol. 12 p. 144-147 2011年 研究論文(研究会,シンポジウム資料等)
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2′-O,4′-C-Methyleneoxymethylene Bridged Nucleic Acids (2′,4′-BNACOC)
Hari, Y., Kodama, T., Imanishi, T., Obika, S.
Methods in Molecular Biology Vol. 764 p. 31-57 2011年 研究論文(学術雑誌)
-
Stoichiometry-focused F-18-labeling of alkyne-substituted oligodeoxynucleotides using azido([F-18]fluoromethyl)benzenes by Cu-catalyzed Huisgen reaction
Takeshi Kuboyama, Motoi Nakahara, Masafumi Yoshino, Yilong Cui, Takeo Sako, Yasuhiro Wada, Takeshi Imanishi, Satoshi Obika, Yasuyoshi Watanabe, Masaaki Suzuki, Hisashi Doi
BIOORGANIC & MEDICINAL CHEMISTRY Vol. 19 No. 1 p. 249-255 2011年1月 研究論文(学術雑誌)
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Interrupted 2 '-O,4 '-C-Aminomethylene Bridged Nucleic Acid Modification Enhances Pyrimidine Motif Triplex-Forming Ability and Nuclease Resistance Under Physiological Condition
Hidetaka Torigoe, S. M. Abdur Rahman, Hiroko Takuma, Norihiro Sato, Takeshi Imanishi, Satoshi Obika, Kiyomi Sasaki
NUCLEOSIDES NUCLEOTIDES & NUCLEIC ACIDS Vol. 30 No. 1 p. 63-81 2011年 研究論文(学術雑誌)
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A 4-[(3R,4R)-dihydroxypyrrolidino]pyrimidin-2-one nucleobase for a CG base pair in triplex DNA
Yoshiyuki Hari, Masaaki Akabane, Yuri Hatanaka, Motoi Nakahara, Satoshi Obika
CHEMICAL COMMUNICATIONS Vol. 47 No. 15 p. 4424-4426 2011年 研究論文(学術雑誌)
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Bridged nucleic acid conjugates at 6 '-thiol: synthesis, hybridization properties and nuclease resistances
Kazuto Mori, Tetsuya Kodama, Takeshi Baba, Satoshi Obika
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 9 No. 14 p. 5272-5279 2011年 研究論文(学術雑誌)
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Double-stranded DNA-templated cleavage of oligonucleotides containing a P3'-> N5' linkage triggered by triplex formation: the effects of chemical modifications and remarkable enhancement in reactivity
Kosuke Ramon Ito, Tetsuya Kodama, Masaharu Tomizu, Yoshinori Negoro, Ayako Orita, Tomohisa Osaki, Noritsugu Hosoki, Takaya Tanaka, Takeshi Imanishi, Satoshi Obika
NUCLEIC ACIDS RESEARCH Vol. 38 No. 20 p. 7332-7342 2010年11月 研究論文(学術雑誌)
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Study on Suitability of KOD DNA Polymerase for Enzymatic Production of Artificial Nucleic Acids Using Base/Sugar Modified Nucleoside Triphosphates
Masayasu Kuwahara, Yuuki Takano, Yuuya Kasahara, Hiroki Nara, Hiroaki Ozaki, Hiroaki Sawai, Akio Sugiyama, Satoshi Obika
MOLECULES Vol. 15 No. 11 p. 8229-8240 2010年11月 研究論文(学術雑誌)
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Synthesis and DNA cleavage evaluation of epoxypiperidine derivatives bearing a dehydroamino acid unit
Takao Yamaguchi, Yuji Kawada, Satoshi Obika, Takeshi Imanishi, Kazuyuki Miyashita
TETRAHEDRON Vol. 66 No. 41 p. 8181-8188 2010年10月 研究論文(学術雑誌)
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BRIDGED NUCLEIC ACIDS: DEVELOPMENT, SYNTHESIS AND PROPERTIES
Satoshi Obika, S. M. Abdur Rahman, Aki Fujisaka, Yuji Kawada, Takeshi Baba, Takeshi Imanishi
HETEROCYCLES Vol. 81 No. 6 p. 1347-1392 2010年6月
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RNA interference with 2 ',4 '-bridged nucleic acid analogues
S. M. Abdur Rahman, Hiroyuki Sato, Naoto Tsuda, Sunao Haitani, Keisuke Narukawa, Takeshi Imanishi, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY Vol. 18 No. 10 p. 3474-3480 2010年5月 研究論文(学術雑誌)
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Effect of 3 '-end capping of aptamer with various 2 ',4 '-bridged nucleotides: Enzymatic post-modification toward a practical use of polyclonal aptamers
Yuuya Kasahara, Shunsuke Kitadume, Kunihiko Morihiro, Masayasu Kuwahara, Hiroaki Ozaki, Hiroaki Sawai, Takeshi Imanishi, Satoshi Obika
BIOORGANIC & MEDICINAL CHEMISTRY LETTERS Vol. 20 No. 5 p. 1626-1629 2010年3月 研究論文(学術雑誌)
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SYNTHESIS AND EVALUATION OF NOVEL 3,4-EPOXYPIPERIDINES AS EFFICIENT DNA ALKYLATING AGENTS
Yuji Kawada, Tetsuya Kodama, Kazuyuki Miyashita, Takeshi Imanishi, Satoshi Obika
HETEROCYCLES Vol. 80 No. 2 p. 1249-1265 2010年3月 研究論文(学術雑誌)
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Synthesis, RNA selective hybridization and high nuclease resistance of an oligonucleotide containing novel bridged nucleic acid with cyclic urea structure
Masaru Nishida, Takeshi Baba, Tetsuya Kodama, Aiko Yahara, Takeshi Imanishi, Satoshi Obika
CHEMICAL COMMUNICATIONS Vol. 46 No. 29 p. 5283-5285 2010年 研究論文(学術雑誌)
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2 ',4 '-BNA bearing a 2-pyridine nucleobase for CG base pair recognition in the parallel motif triplex DNA
Yoshiyuki Hari, Sachiko Matsugu, Hiroyasu Inohara, Yuri Hatanaka, Masaaki Akabane, Takeshi Imanishi, Satoshi Obika
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 8 No. 18 p. 4176-4180 2010年 研究論文(学術雑誌)
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A novel bridged nucleoside bearing a conformationally switchable sugar moiety in response to redox changes
Takeshi Baba, Tetsuya Kodama, Kazuto Mori, Takeshi Imanishi, Satoshi Obika
CHEMICAL COMMUNICATIONS Vol. 46 No. 42 p. 8058-8060 2010年 研究論文(学術雑誌)
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1P-094 2'-O,4'-C-aminomethylene bridged nucleic acid(2',4'-BNANC)修飾による生理的pHにおけるピリミジン型3本鎖核酸形成の促進(核酸-構造・物性,第47回日本生物物理学会年会)
Sasaki Kiyomi, Sato Norihiro, Obika Satoshi, Imanishi Takeshi, Torigoe Hidetaka
生物物理 Vol. 49 2009年
出版者・発行元:一般社団法人 日本生物物理学会
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Synthesis and properties of a novel 2',4'-BNA bearing a urea bridged structure.
Yahara, A., Nishida, M., Baba, T., Kodama, T., Imanishi, T., Obika, S.
Nucleic acids symposium series (2004) No. 53 p. 11-12 2009年 研究論文(学術雑誌)
-
Synthesis and properties of a novel artificial nucleoside that acts as a redox switch.
Baba, T., Kodama, T., Imanishi, T., Obika, S.
Nucleic acids symposium series (2004) No. 53 p. 107-108 2009年 研究論文(学術雑誌)
-
Promotion of triplex formation by 3'-amino-2'-O,4'-C-methylene bridged nucleic acid modification.
Sasaki, K., Rahman, S.M., Sato, N., Obika, S., Imanishi, T., Torigoe, H.
Nucleic acids symposium series (2004) No. 53 p. 159-160 2009年 研究論文(学術雑誌)
-
Development of light-responsive BNA toward the spatiotemporal control of gene expression.
Morihiro, K., Kodama, T., Nishida, M., Imanishi, T., Obika, S.
Nucleic acids symposium series (2004) No. 53 p. 187-188 2009年 研究論文(学術雑誌)
-
Design, Synthesis and Properties of 2’,4’-BNANC: A Bridged Nucleic Acid Analogue
S. M, A. Rahman, S. Seki, S. Obika, H. Yoshikawa, K. Miyashita, T. Imanishi
J. Am. Chem. Soc. Vol. 130 No. 14 p. 4886-4896 2008年4月 研究論文(学術雑誌)
-
2P-123 3'-アミノ-2',4'-BNA修飾による生理的条件でのピリミジン型3本鎖核酸形成の促進(核酸・相互作用,複合体,第46回日本生物物理学会年会)
Sasaki Kiyomi, Obika Satoshi, Imanishi Takeshi, Torigoe Hidetaka
生物物理 Vol. 48 2008年
出版者・発行元:一般社団法人 日本生物物理学会
-
Design and chemical synthesis of a 2',4'-BNA probe for 7,8-dihydro-8-oxoguanine-containing double stranded DNA
Miyoshi, T., Kodama, T., Obika, S., Imanishi, T.
Nucleic acids symposium series (2004) No. 52 p. 305-306 2008年 研究論文(学術雑誌)
-
Promotion of triplex formation by 2'-O,4'-C-aminomethylene bridged nucleic acid (2',4'-BNA NC) modification
Sasaki, K., Rahman, S.M., Obika, S., Imanishi, T., Torigoe, H.
Nucleic acids symposium series (2004) No. 52 p. 419-420 2008年 研究論文(学術雑誌)
-
Biologically active 2-5A analogs containing 3'-O,4'-C-propylene adenosine as potent RNase L agonists
Morita, K., Obika, S., Imanishi, T., Kitade, Y., Koizumi, M.
Nucleic acids symposium series (2004) No. 52 p. 637-638 2008年 研究論文(学術雑誌)
-
Promotion of acid-mediated P-N bond cleavage of 5 '-amino-2 ',4 '-BNA oligonucleotides by triplex formation: Effects of neighboring residues
Satoshi Obika, Masaharu Tomizu, Yoshinori Negoro, Ayako Orita, Takeshi Imanishi
CHEMISTRY OF NUCLEIC ACID COMPONENTS Vol. 10 p. 423-425 2008年 研究論文(国際会議プロシーディングス)
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2P177 Rational combination of stabilizing strategies to achieve synergistic stabilization of nucleic acid assembly(36. DNA to chromatin,Poster Session,Abstract,Meeting Program of EABS & BSJ 2006)
Katayama Takuma, Maruyama Atsushi, Obika Satoshi, Imanishi Takeshi, Torigoe Hidetaka
生物物理 Vol. 46 No. 2 2006年
出版者・発行元:一般社団法人 日本生物物理学会
-
Antisense activity of 2',4'-BNA targeted to bcl-xL gene in HepG2 cell.
Roongjang, S., Takahashi, K., Park, M., Obika, S., Imanishi, T.
Nucleic acids symposium series (2004) No. 50 p. 289-290 2006年 研究論文(学術雑誌)
-
Stereoselective synthesis of 3-alkylideneoxindoles via palladium-catalyzed domino reactions
R Yanada, S Obika, T Inokuma, K Yanada, M Yamashita, S Ohta, Y Takemoto
JOURNAL OF ORGANIC CHEMISTRY Vol. 70 No. 17 p. 6972-6975 2005年8月 研究論文(学術雑誌)
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Adjustment of the gamma dihedral angle of an oligonucleotide P3 -> N5 ' Phosphoramidate enhances its binding affinity towards complementary strands"
S Obika, M Sekiguchi, R Somjing, T Imanishi
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION Vol. 44 No. 13 p. 1944-1947 2005年 研究論文(学術雑誌)
-
Promotion of acid-mediated cleavage of oligonucleotide P3'->N5' phosphoroamidates by triplex formation: a novel approach to sequence-specific DNA detection.
Tomizu, M., Nakagawa, O., Obika, S., Imanishi, T.
Nucleic acids symposium series (2004) No. 49 p. 157-158 2005年 研究論文(学術雑誌)
-
Development of bridged nucleic acid analogues for antigene technology
S Obika
CHEMICAL & PHARMACEUTICAL BULLETIN Vol. 52 No. 12 p. 1399-1404 2004年12月
-
Synthesis and conformation of a novel bridged nucleic acid having a trans-fused 3,5,8-trioxabicyclo[5.3.0]decane structure
S Obika, T Osaki, M Sekiguchi, R Somjing, Y Harada, T Imanishi
TETRAHEDRON LETTERS Vol. 45 No. 24 p. 4801-4804 2004年6月 研究論文(学術雑誌)
-
Synthesis and properties of a novel bridged nucleic acid analogue bearing a P3'-->N5' phosphoroamidate linkage, 5'-amino-3', 5'-BNA.
Sekiguchi, M., Obika, S., Somjing, R., Imanishi, T.
Nucleic acids symposium series (2004) No. 48 p. 7-8 2004年 研究論文(学術雑誌)
-
2',4'-BNA derivatives bearing an unnatural nucleobase: synthesis and application to triplex-forming oligonucleotides.
Inohara, H., Obika, S., Imanishi, T.
Nucleic acids symposium series (2004) No. 48 p. 63-64 2004年 研究論文(学術雑誌)
-
Conformations and dynamics of Ets-1 ETS domain-DNA complexes
SY Reddy, S Obika, TC Bruice
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA Vol. 100 No. 26 p. 15475-15480 2003年12月 研究論文(学術雑誌)
-
Sequence specific DNA binding of Ets-1 transcription factor: Molecular dynamics study on the Ets domain-DNA complexes
S Obika, SY Reddy, TC Bruice
JOURNAL OF MOLECULAR BIOLOGY Vol. 331 No. 2 p. 345-359 2003年8月 研究論文(学術雑誌)
-
Triplex formation with 2 '-O,4 '-C-ethylene-bridged nucleic acids (ENA) having C3 '-endo conformation at physiological pH
M Koizumi, K Morita, M Daigo, S Tsutsumi, K Abe, S Obika, T Imanishi
NUCLEIC ACIDS RESEARCH Vol. 31 No. 12 p. 3267-3273 2003年6月 研究論文(学術雑誌)
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The unique target specificity of a nonpeptide chemokine receptor antagonist: selective blockade of two Th1 chemokine receptors CCR5 and CXCR3
P Gao, XY Zhou, Y Yashiro-Ohtani, YF Yang, N Sugimoto, S Ono, T Nakanishi, S Obika, T Imanishi, T Egawa, T Nagasawa, H Fujiwara, T Hamaoka
JOURNAL OF LEUKOCYTE BIOLOGY Vol. 73 No. 2 p. 273-280 2003年2月 研究論文(学術雑誌)
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Selective recognition of CG interruption by 2′,4′-BNA having 1-isoquinolone as a nucleobase in a pyrimidine motif triplex formation
Hari Y, Obika S, Sekiguchi M, Imanishi T
Tetrahedron Vol. 59 No. 27 p. 5123-5128 2003年 研究論文(学術雑誌)
-
Synthesis of a novel bridged nucleoside bearing a fused-azetidine ring, 3′-amino-3′,4′-BNA monomer
Obika S, Andoh J.-I, Onoda M, Nakagawa O, Hiroto A, Sugimoto T, Imanishi T
Tetrahedron Letters Vol. 44 No. 28 p. 5267-5270 2003年 研究論文(学術雑誌)
-
Synthesis and properties of a novel bridged nucleic acid with a P3 '-> N5 ' phosphoramidate linkage, 5 '-amino-2 ',4 '-BNA
S Obika, O Nakagawa, A Hiroto, Y Hari, T Imanishi
CHEMICAL COMMUNICATIONS No. 17 p. 2202-2203 2003年 研究論文(学術雑誌)
-
A novel nucleic acid analogue, 3'-amino-2'-deoxy-3',4'-BNA, with an N3'-->P5' phosphoramidate linkage and an S-type conformation.
Nakagawa, O., Hiroto, A., Obika, S., Imanishi, T.
Nucleic acids research. Supplement (2001) No. 3 p. 87-88 2003年 研究論文(学術雑誌)
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trans-3',4'-BNAs, novel nucleic acid analogues with an S-type conformation: synthesis and incorporation into oligonucleotides.
Sekiguchi, M., Osaki, T., Harada, Y., Obika, S., Imanishi, T.
Nucleic acids research. Supplement (2001) No. 3 p. 111-112 2003年 研究論文(学術雑誌)
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Triplex formation involving 2 '-O,4 '-C-methylene bridged nucleic acid (2 ',4 '-BNA) with 2-pyridone base analogue: Efficient and selective recognition of C : G interruption
H Torigoe, Y Hari, S Obika, T Imanishi
NUCLEOSIDES NUCLEOTIDES & NUCLEIC ACIDS Vol. 22 No. 5-8 p. 1097-1099 2003年 研究論文(学術雑誌)
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Triplex formation involving 2 '-O,4 '-C-methylene bridged nucleic acid (2 ',4 '-BNA) with 1-isoquinolone base analogue: Efficient and selective recognition of C : G interruption
H Torigoe, Y Hari, S Obika, T Imanishi
NUCLEOSIDES NUCLEOTIDES & NUCLEIC ACIDS Vol. 22 No. 5-8 p. 1571-1573 2003年 研究論文(学術雑誌)
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Stable oligonucleotide-directed triplex formation at target sites with CG interruptions: Strong sequence-specific recognition by 2 ',4 '-bridged nucleic-acid-containing 2-pyridones under physiological conditions
S Obika, Y Hari, M Sekiguchi, T Imanishi
CHEMISTRY-A EUROPEAN JOURNAL Vol. 8 No. 20 p. 4796-4802 2002年10月 研究論文(学術雑誌)
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BNAs: novel nucleic acid analogs with a bridged sugar moiety
T Imanishi, S Obika
CHEMICAL COMMUNICATIONS No. 16 p. 1653-1659 2002年8月 研究論文(学術雑誌)
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A non-peptide CCR5 antagonist inhibits collagen-induced arthritis by modulating T cell migration without affecting anti-collagen T cell responses
YF Yang, T Mukai, P Gao, N Yamaguchi, S Ono, H Iwaki, S Obika, T Imanishi, T Tsujimura, T Hamaoka, H Fujiwara
EUROPEAN JOURNAL OF IMMUNOLOGY Vol. 32 No. 8 p. 2124-2132 2002年8月 研究論文(学術雑誌)
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A pivotal role for CC chemokine receptor 5 in T-cell migration to tumor sites induced by interleukin 12 treatment in tumor-hearing mice
Y Uekusa, WG Yu, T Mukai, P Gao, N Yamaguchi, M Murai, K Matsushima, S Obika, T Imanishi, Y Higashibata, S Nomura, Y Kitamura, H Fujiwara, T Hamaoka
CANCER RESEARCH Vol. 62 No. 13 p. 3751-3758 2002年7月 研究論文(学術雑誌)
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A 3,4-epoxypiperidine structure as a novel and simple DNA-cleavage unit
K Miyashita, M Park, S Adachi, S Seki, S Obika, T Imanishi
BIOORGANIC & MEDICINAL CHEMISTRY LETTERS Vol. 12 No. 7 p. 1075-1077 2002年4月 研究論文(学術雑誌)
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Synthesis and conformation of a novel bridged nucleoside with S-type sugar puckering, trans-3′,4′-BNA monomer
Obika S, Sekiguchi M, Osaki T, Shibata N, Masaki M, Hari Y, Imanishi T
Tetrahedron Letters Vol. 43 No. 24 p. 4365-4368 2002年 研究論文(学術雑誌)
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Synthesis and conformation of 3′,4′-BNA monomers, 3′-O,4′-C-methyleneribonucleosides
Obika S, Morio K.-I, Nanbu D, Hari Y, Itoh H, Imanishi T
Tetrahedron Vol. 58 No. 15 p. 3039-3049 2002年 研究論文(学術雑誌)
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Effective synthesis of C-nucleosides with 2′,4′-BNA modification
Hari Y, Obika S, Sakaki M, Morio K.-I, Yamagata Y, Imanishi T
Tetrahedron Vol. 58 No. 15 p. 3051-3063 2002年 研究論文(学術雑誌)
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Down-regulation of a gene-expression by an antisense BNA oligonucleotide
Takeshi Imanishi, Satoshi Obika
Folia Pharmacologica Japonica Vol. 120 No. 2 p. 85-90 2002年 研究論文(学術雑誌)
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Synthesis and properties of 5'-amino-2',4'-BNA modified oligonucleotides with P3'-->N5' phosphoramidate linkages.
Obika, S., Nakagawa, O., Hiroto, A., Hari, Y., Imanishi, T.
Nucleic acids research. Supplement (2001) No. 2 p. 25-26 2002年 研究論文(学術雑誌)
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Binding of threading intercalator to nucleic acids: thermodynamic analyses.
Torigoe H, Sato S, Yamashita K, Obika S, Imanishi T, Takenaka S
Nucleic acids research. Supplement (2001) No. 2 p. 55-56 2002年 研究論文(学術雑誌)
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Synthesis and properties of oligonucleotides containing novel 2',4'-BNA analogues (2',4'-BNACOC).
Hari Y, Osaki T, Eguchi K, Obika S, Imanishi T
Nucleic acids research. Supplement (2001) Vol. 2 No. 2 p. 147-148 2002年
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Triplex formation involving 2',4'-BNA with isoquinolone base analogue: efficient and selective recognition of C:G interruption.
Torigoe, H., Hari, Y., Obika, S., Imanishi, T.
Nucleic acids research. Supplement (2001) No. 2 p. 183-184 2002年 研究論文(学術雑誌)
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3 '-Amino-2 ',4 '-BNA: novel bridged nucleic acids having an N3 '-> P5 ' phosphoramidate linkage
S Obika, M Onoda, K Morita, J Andoh, M Koizumi, T Imanishi
CHEMICAL COMMUNICATIONS No. 19 p. 1992-1993 2001年10月 研究論文(学術雑誌)
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Promotion of triplex formation by 2′-O,4′-C-methylene bridged nucleic acid (2′,4′-BNA) modification: Thermodynamic and kinetic studies
Torigoe, H., Obika, S., Imanishi, T.
Nucleosides, Nucleotides and Nucleic Acids Vol. 20 No. 4-7 2001年4月 研究論文(学術雑誌)
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Triplex formation involving 2',4'-BNA with 2-pyridone base analogue: efficient and selective recognition of C:G interruption.
Torigoe, H., Hari, Y., Obika, S., Imanishi, T.
Nucleic acids research. Supplement (2001) No. 1 p. 281-282 2001年 研究論文(学術雑誌)
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2',4'-BNA bearing unnatural nucleobases: toward the expansion of the target sequence of double-stranded DNA in triplex formation.
Obika S, Hari Y, Inohara H, Imanishi T
Nucleic acids research. Supplement (2001) Vol. 1 No. 1 p. 171-172 2001年
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A 2 ',4 '-bridged nucleic acid containing 2-pyridone as a nucleobase: Efficient recognition of a C center dot G interruption by tripler formation with a pyrimidine motif
S Obika, Y Hari, M Sekiguchi, T Imanishi
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION Vol. 40 No. 11 p. 2079-2081 2001年 研究論文(学術雑誌)
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TRANSDERMAL PENETRATION-ENHANCING EFFECT AND ITS MECHANISM OF NOVEL TRIGLYCERIDES HAVING QUATERNARY AMMONIUM GROUP
久保 一義, 東條 伸輝, 余 蔚, 小比賀 聡, 今西 武, 真弓 忠範
薬物動態 Vol. 9 p. 86-89 1994年
出版者・発行元:The Japanese Society for the Study of Xenobiotics