Concepedia

Kiyotaka Usui

KU

Statistics

Publications

21

Citations

637

H-Index

14

Active since

2002

Affiliations

Tohoku University(Current)

Saitama Medical University Hospital

Iwate Medical University

Kiyotaka Usui is an author at Tohoku University specializing in pharmacy, toxicology, and analytical toxicology.

Publications per year

2002–2023

21

Publications

21

Rapid drug extraction from human whole blood using a modified QuEChERS extraction method

Kiyotaka Usui, Yoshie Hayashizaki, Masaki Hashiyada et al. · Legal Medicine · 2012 · 125 citations

Pharmacy, Pharmaceutical Analysis, Pharmaceutics +10

Rapid determination of disulfoton and its oxidative metabolites in human whole blood and urine using QuEChERS extraction and liquid chromatography–tandem mass spectrometry

Kiyotaka Usui, Yoshie Hayashizaki, Takashi Minagawa et al. · Legal Medicine · 2012 · 57 citations

Pharmacy, Biochemistry, Toxicology +17

Application of modified QuEChERS method to liver samples for forensic toxicological analysis

Kiyotaka Usui, Masaki Hashiyada, Yoshie Hayashizaki et al. · Forensic Toxicology · 2013 · 43 citations

Pharmacy, Toxicology, Analytical Toxicology +8

A Retrospective Study on the Epidemiological and Clinical Features of Emergency Patients with Large or Massive Consumption of Caffeinated Supplements or Energy Drinks in Japan

Yoshito Kamijo, Michiko Takai, Yuji Fujita et al. · Internal Medicine · 2018 · 40 citations · Full text

Medicine, Emergency Medicine, Toxicology +13

Identification of 5-Fluoro ADB in Human Whole Blood in Four Death Cases

Kiyotaka Usui, Yuji Fujita, Yoshito Kamijo et al. · Journal of Analytical Toxicology · 2017 · 39 citations · Full text

Pharmacy, Pharmacology, Toxicology +17

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