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Hiroki Segawa

Showing results (31-40 of 61) with videos related to

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Drug Testing and Analysis|November 28, 2022
Analysis of highly potent synthetic opioid nitazene analogs and their positional isomersTatsuyuki Kanamori, Yuki Okada, Hiroki Segawa, et al.
Journal of Chromatographic Science|June 17, 2021
Formation of Oxazolidine Derivatives by Reaction with Ephedrines and Aldehyde Impurities in Ethyl AcetateKenji Tsujikawa, Yuki Okada, Hiroki Segawa, et al.
Forensic Toxicology|August 27, 2024
Development of a simple estimation method of serum caffeine concentration using a point-of-care test kit for urinary caffeineKenji Tsujikawa, Yuki Okada, Hiroki Segawa, et al.
Drug Testing and Analysis|April 29, 2024
Metabolism of highly potent synthetic opioid nitazene analogs: N-ethyl-N-(1-glucuronyloxyethyl) metabolite formation and degradation to N-desethyl metabolites during enzymatic hydrolysisTatsuyuki Kanamori, Yuki Okada, Hiroki Segawa, et al.
Drug Testing and Analysis|April 17, 2024
Development of a method to evaluate the effects of external environments on drug stability in nails using micro-segmental analysisKenji Kuwayama, Hajime Miyaguchi, Tatsuyuki Kanamori, et al.
Drug Testing and Analysis|August 16, 2017
Different localizations of drugs simultaneously administered in a strand of hair by micro-segmental analysisKenji Kuwayama, Hajime Miyaguchi, Yuko T Iwata, et al.
Forensic Toxicology|December 1, 2022
Distribution profiles of diphenhydramine and lidocaine in scalp, axillary, and pubic hairs measured by micro-segmental hair analysis: good indicator for discrimination between administration and external contamination of the drugsKenji Kuwayama, Hajime Miyaguchi, Tatsuyuki Kanamori, et al.
Drug Testing and Analysis|June 25, 2016
Time-course measurements of drug concentrations in hair and toenails after single administrations of pharmaceutical productsKenji Kuwayama, Hajime Miyaguchi, Yuko T Iwata, et al.
Analytica Chimica Acta|November 23, 2016
Three-step drug extraction from a single sub-millimeter segment of hair and nail to determine the exact day of drug intakeKenji Kuwayama, Hajime Miyaguchi, Yuko T Iwata, et al.
Forensic Toxicology|April 15, 2023
Evaluation of applicability of micro-segmental analysis to hair treated with heat and haircare productsKenji Kuwayama, Hajime Miyaguchi, Tatsuyuki Kanamori, et al.
Pageof 7

Showing results (31-40 of 61) with videos related to

Sort By:
Pageof 7
Drug Testing and Analysis|November 28, 2022
Analysis of highly potent synthetic opioid nitazene analogs and their positional isomersTatsuyuki Kanamori, Yuki Okada, Hiroki Segawa, et al.
Journal of Chromatographic Science|June 17, 2021
Formation of Oxazolidine Derivatives by Reaction with Ephedrines and Aldehyde Impurities in Ethyl AcetateKenji Tsujikawa, Yuki Okada, Hiroki Segawa, et al.
Forensic Toxicology|August 27, 2024
Development of a simple estimation method of serum caffeine concentration using a point-of-care test kit for urinary caffeineKenji Tsujikawa, Yuki Okada, Hiroki Segawa, et al.
Drug Testing and Analysis|April 29, 2024
Metabolism of highly potent synthetic opioid nitazene analogs: N-ethyl-N-(1-glucuronyloxyethyl) metabolite formation and degradation to N-desethyl metabolites during enzymatic hydrolysisTatsuyuki Kanamori, Yuki Okada, Hiroki Segawa, et al.
Drug Testing and Analysis|April 17, 2024
Development of a method to evaluate the effects of external environments on drug stability in nails using micro-segmental analysisKenji Kuwayama, Hajime Miyaguchi, Tatsuyuki Kanamori, et al.
Drug Testing and Analysis|August 16, 2017
Different localizations of drugs simultaneously administered in a strand of hair by micro-segmental analysisKenji Kuwayama, Hajime Miyaguchi, Yuko T Iwata, et al.
Forensic Toxicology|December 1, 2022
Distribution profiles of diphenhydramine and lidocaine in scalp, axillary, and pubic hairs measured by micro-segmental hair analysis: good indicator for discrimination between administration and external contamination of the drugsKenji Kuwayama, Hajime Miyaguchi, Tatsuyuki Kanamori, et al.
Drug Testing and Analysis|June 25, 2016
Time-course measurements of drug concentrations in hair and toenails after single administrations of pharmaceutical productsKenji Kuwayama, Hajime Miyaguchi, Yuko T Iwata, et al.
Analytica Chimica Acta|November 23, 2016
Three-step drug extraction from a single sub-millimeter segment of hair and nail to determine the exact day of drug intakeKenji Kuwayama, Hajime Miyaguchi, Yuko T Iwata, et al.
Forensic Toxicology|April 15, 2023
Evaluation of applicability of micro-segmental analysis to hair treated with heat and haircare productsKenji Kuwayama, Hajime Miyaguchi, Tatsuyuki Kanamori, et al.
Pageof 7