Hikaru Ishitsuka

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2'-Deoxy-2'-methylidenecytidine (DMDC) is a new 2'-deoxycytidine (dCyd) antimetabolite. The present study compared its antitumor activities with those of 2',2'-difluorodeoxy-cytidine (gemcitabine) in(More)
Capecitabine (N4-pentyloxycarbonyl-5'-deoxy-5-fluorocytidine) is a new fluoropyrimidine carbamate, which is converted to 5-fluorouracil (5-FUra) selectively in tumors through the intermediate(More)
Thymidine phosphorylase (dThdPase) is an essential enzyme for the activation of the cytostatics capecitabine (N(4)-pentyloxycarbonyl-5'-deoxy-5-fluorocytidine) and its intermediate metabolite(More)