Toshiro Motoya

Simultaneous detection of green tea catechins and gallic acid in human serum after ingestion of green tea tablets using ion-pair high-performance liquid chromatography with electrochemical detection

Keiko Narumi, Junichiro Sonoda, Keita Shiotani et al. · Journal of Chromatography B · 2013 · 80 citations

Pharmacy, Chemistry, Nutritional Sciences +16

Simultaneous determination of five HIV protease inhibitors nelfinavir, indinavir, ritonavir, saquinavir and amprenavir in human plasma by LC/MS/MS

Jingduan Chi, Anura L. Jayewardene, Judith Stone et al. · Journal of Pharmaceutical and Biomedical Analysis · 2002 · 69 citations

Medicine, Pharmacokinetics, Pharmacology +10

Molecular Basis for the Inhibition of Hypoxia-Induced Apoptosis by 2-Deoxy-d-ribose

Ryuji Ikeda, Tatsuhiko Furukawa, Masaki Kitazono et al. · Biochemical and Biophysical Research Communications · 2002 · 61 citations

Life Sciences, Biochemistry, Cell Biology +14

Green tea catechin, epigallocatechin-3-gallate, attenuates the cell viability of human non-small-cell lung cancer A549 cells via reducing Bcl-xL expression

Junichiro Sonoda, Ryuji Ikeda, Yasutaka Baba et al. · Experimental and Therapeutic Medicine · 2014 · 56 citations · Full text

Life Sciences, Oncology, Pharmacology +17

St. John's Wort (Hypericum perforatum) induces overexpression of multidrug resistance protein 2 (MRP2) in rats: a 30-day ingestion study

Yusuke Shibayama, Ryuji Ikeda, Toshiro Motoya et al. · Food and Chemical Toxicology · 2004 · 49 citations

Medicine, Biochemistry, Pharmacology +8