Katsuhiko Okumura

MDR1 Genotype-Related Pharmacokinetics of Digoxin After Single Oral Administration in Healthy Japanese Subjects

Toshiyuki Sakaeda, Tsutomu Nakamura, Masanori Horinouchi et al. · Pharmaceutical Research · 2001 · 320 citations

Effect of the mutation (C3435T) at exon 26 of the <i>MDR1</i> gene on expression level of MDR1 messenger ribonucleic acid in duodenal enterocytes of healthy Japanese subjects

Tsutomu Nakamura, Toshiyuki Sakaeda, Masanori Horinouchi et al. · Clinical Pharmacology & Therapeutics · 2002 · 260 citations

Duodenal Enterocytes, Medicine, Genetics +14

Population Pharmacokinetics of Vancomycin in Japanese Adult Patients

Masato Yasuhara, Tatsuji Iga, HIROSHI ZENDA et al. · Therapeutic Drug Monitoring · 1998 · 155 citations

Population Pharmacokinetics of Vancomycin in Japanese Pediatric Patients

Masato Yasuhara, Tatsuji Iga, HIROSHI ZENDA et al. · Therapeutic Drug Monitoring · 1998 · 139 citations

Real-Time Quantitative Polymerase Chain Reaction for MDR1, MRP1, MRP2, and CYP3A-mRNA Levels in Caco-2 Cell Lines, Human Duodenal Enterocytes, Normal Colorectal Tissues, and Colorectal Adenocarcinomas

Tsutomu Nakamura, Toshiyuki Sakaeda, Nobuko Ohmoto et al. · Drug Metabolism and Disposition · 2002 · 134 citations