Ryoko Arai

Rapid and efficient high-performance liquid chromatography analysis of N-nitrosodimethylamine impurity in valsartan drug substance and its products

Sayaka Masada, Genichiro Tsuji, Ryoko Arai et al. · Scientific Reports · 2019 · 61 citations · Full text

Analysis of an Impurity, <i>N</i>-Nitrosodimethylamine, in Valsartan Drug Substances and Associated Products Using GC-MS

Tomoaki Tsutsumi, Hiroshi Akiyama, Yosuke Demizu et al. · Biological and Pharmaceutical Bulletin · 2019 · 32 citations · Full text

Valsartan Product, Pharmaceutical Science, Valsartan Drug Substance +24

WDDD: Worm Developmental Dynamics Database

Koji Kyoda, Eru Adachi, Eriko Masuda et al. · Nucleic Acids Research · 2012 · 28 citations · Full text

Biology, Cell Lineage, Functional Genomics +14

Temporary hypertension and white coat hypertension in the first trimester as risk factors for preeclampsia

Akihide Ohkuchi, Chikako Hirashima, Ryoko Arai et al. · Hypertension Research · 2019 · 18 citations

First Trimester, Hypertension, Gestational Hypertension +15

UHPLC/MS and NMR-Based Metabolomic Analysis of Dried Water Extract of Citrus-Type Crude Drugs

Takashi Tsujimoto, Ryoko Arai, Taichi Yoshitomi et al. · Chemical and Pharmaceutical Bulletin · 2021 · 14 citations · Full text