Toshihisa Koga

The Uracil Breath Test in the Assessment of Dihydropyrimidine Dehydrogenase Activity: Pharmacokinetic Relationship between Expired 13CO2 and Plasma [2-13C]Dihydrouracil

Lori K. Mattison, Jeanne Fourie, Yukihiro Hirao et al. · Clinical Cancer Research · 2006 · 76 citations

High performance liquid chromatographic methods for the determination of aripiprazole with ultraviolet detection in rat plasma and brain: Application to the pharmacokinetic study

Yoshihiko Shimokawa, Hitoshi Akiyama, Eiji Kashiyama et al. · Journal of Chromatography B · 2005 · 74 citations

Pharmacological Study, Medicine, Pharmacokinetic Study +8

Mechanism of Hydroxyl Radical Scavenging by Rebamipide: Identification of Mono-hydroxylated Rebamipide as a Major Reaction Product

Kazushi Sakurai, Hiroyuki Sasabe, Toshihisa Koga et al. · Free Radical Research · 2004 · 56 citations

Lipid Peroxidation, Mono-hydroxylated Rebamipide, Reagent +16

Toxicological Evaluation of Acyl Glucuronides of Nonsteroidal Anti-Inflammatory Drugs Using Human Embryonic Kidney 293 Cells Stably Expressing Human UDP-Glucuronosyltransferase and Human Hepatocytes

Toshihisa Koga, Ryoichi Fujiwara, Miki Nakajima et al. · Drug Metabolism and Disposition · 2010 · 48 citations

N-Glycosylation plays a role in protein folding of human UGT1A9

Miki Nakajima, Toshihisa Koga, Haruko SAKAI et al. · Biochemical Pharmacology · 2009 · 41 citations · Full text

Human Ugt1a9, Protein Function, Biochemistry +8