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Dive into the research topics where Takaharu Tsutsumi is active.

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Featured researches published by Takaharu Tsutsumi.


Bioorganic & Medicinal Chemistry Letters | 2008

Potent antagonists of the CCR2b receptor. Part 3: SAR of the (R)-3-aminopyrrolidine series.

Wilna J. Moree; Kenichiro Kataoka; Michele M. Ramirez-Weinhouse; Tatsuki Shiota; Minoru Imai; Takaharu Tsutsumi; Masaki Sudo; Noriaki Endo; Yumiko Muroga; Takahiko Hada; Dewey Fanning; John Saunders; Yoshinori Kato; Peter L. Myers; Christine M. Tarby

SAR studies were conducted around lead compound 1 using high-throughput parallel solution and solid phase synthesis. Our lead optimization efforts led to the identification of several CCR2b antagonists with potent activity in both binding and functional assays [Compound 71 CCR2b Binding IC(50) 3.2 nM; MCP-1-Induced Chemotaxis IC(50) 0.83 nM; Ca(2+) Flux IC(50) 7.5 nM].


Archive | 1998

Cyclic amine derivatives and their use as drugs

Tatsuki Shiota; Kenichiro Kataoka; Minoru Imai; Takaharu Tsutsumi; Masaki Sudoh; Ryo Sogawa; Takuya Morita; Takahiko Hada; Yumiko Muroga; Osami Takenouchi; Monoru Furuya; Noriaki Endo; Christine M. Tarby; Wilna Moree; Steven L. Teig


Bioorganic & Medicinal Chemistry Letters | 2004

Small molecule antagonists of the CCR2b receptor. Part 2: Discovery process and initial structure–activity relationships of diamine derivatives

Wilna J. Moree; Kenichiro Kataoka; Michele M. Ramirez-Weinhouse; Tatsuki Shiota; Minoru Imai; Masaki Sudo; Takaharu Tsutsumi; Noriaki Endo; Yumiko Muroga; Takahiko Hada; Hiroko Tanaka; Takuya Morita; Jonathan Greene; Doug Barnum; John Saunders; Yoshinori Kato; Peter L. Myers; Christine M. Tarby


Bioorganic & Medicinal Chemistry Letters | 2004

Small molecule inhibitors of the CCR2b receptor. Part 1: Discovery and optimization of homopiperazine derivatives

Minoru Imai; Tatsuki Shiota; Kenichiro Kataoka; Christine M. Tarby; Wilna J. Moree; Takaharu Tsutsumi; Masaki Sudo; Michele M. Ramirez-Weinhouse; Daniel D. Comer; Chung-Ming Sun; Shinsuke Yamagami; Hiroko Tanaka; Takuya Morita; Takahiko Hada; Jonathan Greene; Doug Barnum; John Saunders; Peter L. Myers; Yoshinori Kato; Noriaki Endo


Archive | 1996

Prostaglandins and processes for production thereof

Kenichiro Kataoka; Toru Minoshima; Tatsuki Shiota; Takaharu Tsutsumi; Takahiko Hada; Hiroko Tanaka; Takuya Morita; Noriaki Endo


Archive | 2004

Pyrrolopyrimidine thion derivatives

Takaharu Tsutsumi; Satoshi Sugiura; Masahiro Koga; Yoshiyuki Matsumoto; Toshihiro Ishii; Akira Nakano; Gen Unoki; Yuri Sakai; Reiko Takarada; Hiroko Ogawa


Archive | 2003

Substituted pyrrolo[3,2-d]pyrimidines as glycogen synthase kinase (GSK) inhibitors

Kenichiro Kataoka; Tomomi Kosugi; Toshihiro Ishii; Takahiro Takeuchi; Takaharu Tsutsumi; Akira Nakano; Gen Unoki; Masanori Yamamoto; Yuri Sakai


Archive | 1996

Prostaglandins and process for producing the same

Kenichiro Kataoka; Toru Minoshima; Tatsuki Shiota; Takaharu Tsutsumi; Takahiko Hada; Hiroko Tanaka; Takuya Morita; Noriaki Endo


Archive | 2004

Substituted pyrrolo[3,2-d]pyrimidine derivatives

Takaharu Tsutsumi; Satoshi Sugiura; Masahiro Koga; Yoshiyuki Matsumoto; Toshihiro Ishii; Akira Nakano; Gen Unoki; Yuri Sakai; Reiko Takarada; Hiroko Ogawa


Archive | 2000

Neuropathy improvers containing nitrogenous compounds as the active ingredient

Satoshi Sugiura; Takaharu Tsutsumi; Yorimasa Suwa; Takami Arai; Katsutoshi Sakurai; Noboru Yoshioka; Akira Tanokura; Jun Suzuki

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