Kiyotaka Usui
Sendai, 9808575, Japan
Last Updated: 09/26/2026
Save publications for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Found 30 publications
Quantification of glyphosate and glufosinate in human blood using the aqueous layer recovered from QuEChERS extraction.
Journal: Analytical sciences : the international journal of the Japan Society for Analytical Chemistry
Published: December 14, 2025
First case in Japan of neriifolin detection in a patient with coconut crab (Birgus latro) poisoning.
First case in Japan of neriifolin detection in a patient with coconut crab (Birgus latro) poisoning.
Journal: Toxicon : official journal of the International Society on Toxinology
Published: November 10, 2025
Development of an LC-MS/MS detection method for cardiac glycosides (cerberin, neriifolin, and tanghinin) in human blood serum: Application to a Cerbera odollam poisoning case.
Journal: Journal of pharmaceutical and biomedical analysis
Published: March 27, 2025
Detection of major psychoactive compounds (safrole, myristicin, and elemicin) of nutmeg in human serum via GC-MS/MS using MonoSpin® extraction: Application in a nutmeg poisoning case.
Journal: Journal of pharmaceutical and biomedical analysis
Published: April 26, 2023
Corrigendum to "Criterion for initiating hemodialysis based on serum caffeine concentration in treating severe caffeine poisoning" [Am J Emerg Med. 2021 Aug;46:70-73].
Journal: The American journal of emergency medicine
Published: December 11, 2021
Criterion for initiating hemodialysis based on serum caffeine concentration in treating severe caffeine poisoning.
Journal: The American journal of emergency medicine
Published: February 09, 2021
LC-MS/MS method for rapid and accurate detection of caffeine in a suspected overdose case.
Journal: Journal of pharmacological and toxicological methods
Published: July 26, 2020
Surfactants in glyphosate products in Japan.
Journal: Clinical toxicology (Philadelphia, Pa.)
Published: August 08, 2019
A fast paraquat quantitation method in human serum using probe electrospray ionization-tandem mass spectrometry for emergency settings.
Journal: Journal of pharmacological and toxicological methods
Published: May 07, 2019
Acute cholinergic syndrome in a patient taking the prescribed dose of donepezil for Alzheimer's disease.
Journal: Psychogeriatrics : the official journal of the Japanese Psychogeriatric Society
Published: April 04, 2019
Application of probe electrospray ionization-tandem mass spectrometry to ultra-rapid determination of glufosinate and glyphosate in human serum.
Journal: Journal of pharmaceutical and biomedical analysis
Published: January 31, 2019
Which of hemodialysis and direct hemoperfusion is more recommended for treating severe caffeine poisoning?
Journal: The American journal of emergency medicine
Published: December 19, 2018
Last Updated: 09/26/2026