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Tatsuhiro Tokunaga

Teikyo University

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Publication

Featured researches published by Tatsuhiro Tokunaga.

The Journal of Antibiotics | 1996

YM-30059, a Novel Quinolone Antibiotic Produced by Arthrobacter sp.

Kazuma Kamigiri; Tatsuhiro Tokunaga; Mituyoshi Shibazaki; Boenjamin Setiawan; Motoo Morioka; Kenichi Suzuki; Ratna Murni Rantiatmodjo

The Journal of Antibiotics | 2000

Quinolactacins A, B and C : Novel Quinolone Compounds from Penicillium sp. EPF-6 II. Physico-chemical Properties and Structure Elucidation

Senji Takahashi; Norihiro Kakinuma; Hiroki Iwai; Tadashi Yanagisawa; Koji Nagai; Kenichi Suzuki; Tatsuhiro Tokunaga; Akira Nakagawa

The Journal of Antibiotics | 1987

Okilactomycin, a novel antibiotic produced by a Streptomyces species. II: Structure determination

Harumitsu Imai; Hidetoshi Kaniwa; Tatsuhiro Tokunaga; Shigeo Fujita; Toshio Furuya; Matsumoto H; Minoru Shimizu

The Journal of Antibiotics | 1995

YM-47141 and YM-47142, New Elastase Inhibitors Produced by Flexibacter sp.Q17897 II.Structure Elucidation

Masaya Orita; Kenichi Yasumuro; Kunihiko Kokubo; Minoru Shimizu; Kenji Abe; Tatsuhiro Tokunaga; Hidetoshi Kaniwa

The Journal of Antibiotics | 1996

Kalimantacin A, B, and C, novel antibiotics produced by Alcaligenes sp. YL-02632S. II. Physico-chemical properties and structure elucidation.

Tatsuhiro Tokunaga; Kazuma Kamigiri; Masaya Orita; Toshiaki Nishikawa; Minoru Shimizu; Hidetoshi Kaniwa

Chemical & Pharmaceutical Bulletin | 1996

Novel 5-Hydroxytryptamine (5-HT3) Receptor Antagonists. III. Pharmacological Evaluations and Molecular Modeling Studies of Optically Active 4, 5, 6, 7-Tetrahydro-1H-benzimidazole Derivatives

Mitsuaki Ohta; Takeshi Suzuki; Toshio Furuya; Hiroyuki Kurihara; Tatsuhiro Tokunaga; Keiji Miyata; Isao Yanagisawa

The Journal of Antibiotics | 1996

Kalimantacins A, B and C, novel antibiotics from Alcaligenes sp. YL-02632S. I. Taxonomy, fermentation, isolation and biological properties.

Kazuma Kamigiri; Yasuto Suzuki; Mitsuyoshi Shibazaki; Motoo Morioka; Kenichi Suzuki; Tatsuhiro Tokunaga; Boenjamin Setiawan; Ratna Murni Rantiatmodjo

The Journal of Antibiotics | 1996

YM-24074, a new peptide antibiotic. II. Structural elucidation.

Tsutomu Sato; Yukihiro Takebayashi; Tatsuhiro Tokunaga; Teruaki Ozasa

Chemical & Pharmaceutical Bulletin | 2001

Synthesis and structure-activity relationships in a series of ethenesulfonamide derivatives, a novel class of endothelin receptor antagonists.

Hironori Harada; Jun-Ichi Kazami; Susumu Watanuki; Ryuji Tsuzuki; Katsumi Sudoh; Akira Fujimori; Tatsuhiro Tokunaga; Akihiro Tanaka; Shin-ichi Tsukamoto; Isao Yanagisawa

The Journal of Antibiotics | 1989

Hatomamicin (YL-0358M-A), a new alkaloid antibiotic: fermentation, isolation, structure, and biological properties.

Harumitsu Imai; Shigeo Fujita; Kenichi Suzuki; Moto Morioka; Tatsuhiro Tokunaga; Minoru Shimizu; Shigenobu Kadota; Toshio Furuya; Takeshi Saito

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Collaboration

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Kenichi Suzuki

Astellas Pharma

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Kazuma Kamigiri

University of Tokyo

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Minoru Shimizu

Analysis Group

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Keiji Miyata

Astellas Pharma

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Mitsuaki Ohta

Astellas Pharma

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Harumitsu Imai

Kitasato University

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Isao Yanagisawa

Saitama University

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Shigeo Fujita

Waseda University

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Takeshi Suzuki

Tokyo University of Agriculture and Technology

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Toshio Furuya

University of Tokyo

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