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Ikuo Horii
Researcher at Hoffmann-La Roche
Publications - 54
Citations - 2831
Ikuo Horii is an academic researcher from Hoffmann-La Roche. The author has contributed to research in topics: Capecitabine & Thymidine phosphorylase. The author has an hindex of 18, co-authored 54 publications receiving 2756 citations.
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Mice Lacking p27Kip1 Display Increased Body Size, Multiple Organ Hyperplasia, Retinal Dysplasia, and Pituitary Tumors
Keiko Nakayama,Keiko Nakayama,Noriko Ishida,Michiko Shirane,Akira Inomata,Tomoaki Inoue,Nobuyuki Shishido,Ikuo Horii,Dennis Y. Loh,Dennis Y. Loh,Keiichi I. Nakayama,Keiichi I. Nakayama +11 more
TL;DR: Findings indicate that p27(Kip1) acts to regulate the growth of a variety of cells, and surprises us by keeping the cell cycle arrest mediated by TGFbeta, rapamycin, or contact inhibition intact in p27(-/-) cells.
Journal Article
Experimental Cancer Cachexia Induced by Transplantable Colon 26 Adenocarcinoma in Mice
Yutaka Tanaka,Hiroyuki Eda,Takashi Tanaka,Toshiaki Udagawa,Tohru Ishikawa,Ikuo Horii,Hideo Ishitsuka,Tateshi Kataoka,Tetsuo Taguchi +8 more
TL;DR: Mice bearing colon 26 is an appropriate model for elucidating the mechanism that causes cachexia and noncachectic mice with Meth A fibrosarcoma gained weight, which was somewhat less than the control, and had neither hypoglycemia nor hypercorticism, although some mild disorders of hepatic functions were found.
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The design and synthesis of a new tumor-selective fluoropyrimidine carbamate, Capecitabine
Nobuo Shimma,Isao Umeda,Motohiro Arasaki,Chikako Murasaki,Kazunao Masubuchi,Yasunori Kohchi,Masanori Miwa,Masako Ura,Noriaki Sawada,Hitoshi Tahara,Isamu Kuruma,Ikuo Horii,Hideo Ishitsuka +12 more
TL;DR: In tests with various human cancer xenograft models, capecitabine was more efficacious at wider dose ranges than either 5-FU or 5'-DFUR and was significantly less toxic to the intestinal tract than the others in monkeys.
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Advantages of in vitro cytotoxicity testing by using primary rat hepatocytes in comparison with established cell lines
TL;DR: The data suggested that the compounds which are known to be metabolism-mediated liver toxicants have a differential hepatotoxicity in vitro and that primary cultured rat hepatocytes could represent a valuable tool for both screening and study of the effects of bio-transformation on the cytotoxicity of new chemical entities and xenobiotics in vitro.
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Relationship between molecular mass and duration of activity of polyethylene glycol conjugated granulocyte colony-stimulating factor mutein
Sharon Bowen,Nadine Tare,Tomoaki Inoue,Motoo Yamasaki,Masami Okabe,Ikuo Horii,James F. Eliason +6 more
TL;DR: Elevated neutrophil levels can be maintained for extended periods following single administration of high-molecular-weight PEG-NTG, and increasing the extent of PEGylation also increases in vivo activity.