K. Kuwayama

发表

Effectiveness of saliva and fingerprints as alternative specimens to urine and blood in forensic drug testing.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2016, Drug testing and analysis.

Mutagenicity assay for nitroarenes of air pollutants held in leaves of woody plants.

K. Kuwayama, S. Suzuki, J. Suzuki, 1992, Mutation research.

A method for screening for various sedative-hypnotics in serum by liquid chromatography/single quadrupole mass spectrometry.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2006, Forensic science international.

Distribution measurements of 3,4-methylenedioxymethamphetamine and its metabolites in organs by matrix-assisted laser desorption/ionization imaging mass spectrometry using an automatic matrix spraying system with an air brush and a turntable

Hiroyuki Inoue, Tatsuyuki Kanamori, Hajime Miyaguchi, 2012, Analytical and Bioanalytical Chemistry.

Micro-segmental hair analysis: detailed procedures and applications in forensic toxicology

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2022, Forensic Toxicology.

Distribution measurement of amphetamine-type stimulants in organs using micropulverized extraction and liquid chromatography/tandem mass spectrometry to complement drug distribution using mass spectrometry imaging.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2011, Rapid communications in mass spectrometry : RCM.

Chemical Profile of Sildenafil and Related Compounds

Hiroyuki Inoue, Tatsuyuki Kanamori, Kenji Kuwayama, 2008 .

Analysis of Benzylpiperazine-like Compounds

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2004 .

The use of a sulfonated capillary on chiral capillary electrophoresis/mass spectrometry of amphetamine-type stimulants for methamphetamine impurity profiling.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2015, Forensic science international.

Differentiation of ring‐substituted regioisomers of cathinone analogs by supercritical fluid chromatography

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2020 .

Time-course measurements of drugs and metabolites transferred from fingertips after drug administration: usefulness of fingerprints for drug testing

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2014, Forensic Toxicology.

Study of cannabis discrimination by hierarchical cluster analysis

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2016 .

Characterization and Pro fi ling of Methamphetamine Seizures

K. Kuwayama, Y. Iwata, H. Inoue, 2008 .

DNA testing of suspected cannabis samples with exceptional morphology using a simple detection kit

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2020, Forensic Toxicology.

Rapid detection of synthetic cannabinoids in herbal highs using surface-enhanced Raman scattering produced by gold nanoparticle co-aggregation in a wet system.

T. Itoh, T. Fukuoka, K. Kuwayama, 2019, The Analyst.

Time-course measurements of caffeine and its metabolites extracted from fingertips after coffee intake: a preliminary study for the detection of drugs from fingerprints

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2013, Analytical and Bioanalytical Chemistry.

In vivo metabolism of 2,5-dimethoxy-4-propylthiophenethylamine in rat

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2007, Xenobiotica; the fate of foreign compounds in biological systems.

Interaction of 3,4‐Methylenedioxymethamphetamine and Methamphetamine During Metabolism by In Vitro Human Metabolic Enzymes and in Rats *

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2012, Journal of forensic sciences.

Analysis of amphetamine-type stimulants and their metabolites in plasma, urine and bile by liquid chromatography with a strong cation-exchange column-tandem mass spectrometry.

N. Kamo, S. Miyauchi, K. Kuwayama, 2008, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Determination of muscimol and ibotenic acid in Amanita mushrooms by high-performance liquid chromatography and liquid chromatography-tandem mass spectrometry.

Takemi Yoshida, K. Kuwayama, H. Miyaguchi, 2007, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Profiling of seized methamphetamine putatively synthesized by reductive amination of 1-phenyl-2-propanone

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2011, Forensic Toxicology.

Seized methamphetamine samples with unique profiles of stable nitrogen isotopic composition documented by stable isotope ratio mass spectrometry

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2010, Forensic Toxicology.

Evaluation method for linking methamphetamine seizures using stable carbon and nitrogen isotopic compositions: a complementary study with impurity profiling.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2008, Rapid communications in mass spectrometry : RCM.

Measurement of three-dimensional distributions of drugs in nails using liquid chromatography/tandem mass spectrometry after micro-segmentation to elucidate drug uptake routes.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2020, Analytica chimica acta.

Synthesis and Identification of Urinary Metabolites of 4‐Iodo‐2,5‐dimethoxyphenethylamine

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2011, Journal of forensic sciences.

Agonistic activity of fentanyl analogs and their metabolites on opioid receptors

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2021, Forensic Toxicology.

Evaluation of Agonistic Activity of Fluorinated and Nonfluorinated Fentanyl Analogs on μ-Opioid Receptor Using a Cell-Based Assay System.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2021, Biological & pharmaceutical bulletin.

Detection of main metabolites of XLR-11 and its thermal degradation product in human hepatoma HepaRG cells and human urine.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2015, Drug testing and analysis.

Development of a new field-test procedure for cocaine.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2017, Forensic science international.

Time-course measurements of drug concentrations in hair and toenails after single administrations of pharmaceutical products.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2017, Drug testing and analysis.

Application of a portable near infrared spectrometer for presumptive identification of psychoactive drugs.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2014, Forensic science international.

Development of an on-site screening system for amphetamine-type stimulant tablets with a portable attenuated total reflection Fourier transform infrared spectrometer.

Takemi Yoshida, K. Kuwayama, H. Miyaguchi, 2008, Analytica chimica acta.

In vivo metabolism of α-methyltryptamine in rats: Identification of urinary metabolites

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2008, Xenobiotica; the fate of foreign compounds in biological systems.

Rapid identification and quantification of methamphetamine and amphetamine in hair by gas chromatography/mass spectrometry coupled with micropulverized extraction, aqueous acetylation and microextraction by packed sorbent.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2009, Journal of chromatography. A.

Characterization and Differentiation of Geometric Isomers of 3‐methylfentanyl Analogs by Gas Chromatography/Mass Spectrometry, Liquid Chromatography/Mass Spectrometry, and Nuclear Magnetic Resonance Spectroscopy

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2017, Journal of forensic sciences.

Degradation of 1-phenyl-2-propanone during long-term storage: useful information for methamphetamine impurity profiling

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2021, Forensic Toxicology.

Chemical profiling of seized methamphetamine putatively synthesized from phenylacetic acid derivatives.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2013, Forensic science international.

Approaching over 10 000‐fold sensitivity increase in chiral capillary electrophoresis: Cation‐selective exhaustive injection and sweeping cyclodextrin‐modified micellar electrokinetic chromatography

H. Kanazawa, K. Kuwayama, H. Miyaguchi, 2016, Electrophoresis.

Phosgene in deteriorated chloroform: presumptive cause of production of 3,4-dimethyl-5-phenyl-2-oxazolidones in methamphetamine

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2020, Forensic Toxicology.

Thin-layer chromatography on silver nitrate-impregnated silica gel for analysis of homemade tetrahydrocannabinol mixtures

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2021, Forensic Toxicology.

Utilization of matrix-assisted laser desorption/ionization imaging mass spectrometry to search for cannabis in herb mixtures

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2014, Analytical and Bioanalytical Chemistry.

Rapid chemical examinations of cannabis and its related herbal products

K. Kuwayama, K. Tsujikawa, T. Kanamori, 2013 .

In vitro stability and metabolism of salvinorin A in rat plasma

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2009, Xenobiotica; the fate of foreign compounds in biological systems.

Characterization and differentiation of positional isomers of fluoro-fentanyl analogs by a combination of instrumental analyses

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2019, Japanese Journal of Forensic Science and Technology.

Analysis of hallucinogenic constituents in Amanita mushrooms circulated in Japan.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2006, Forensic science international.

Use of hepatocytes isolated from a liver-humanized mouse for studies on the metabolism of drugs: application to the metabolism of fentanyl and acetylfentanyl

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2018, Forensic Toxicology.

Development of a Library Search‐Based Screening System for 3,4‐Methylenedioxymethamphetamine in Ecstasy Tablets Using a Portable Near‐Infrared Spectrometer

Hiroyuki Inoue, Tatsuyuki Kanamori, Kenji Kuwayama, 2016, Journal of forensic sciences.

Contribution of thermal desorption and liquid-liquid extraction for identification and profiling of impurities in methamphetamine by gas chromatography-mass spectrometry.

N. Kamo, K. Kuwayama, H. Miyaguchi, 2007, Forensic Science International.

Abstracts of Papers Presented at the 2008 Pittsburgh Conference

Ming Gu, Balaji Viswanathan, Scott Ramos, 2009, Journal of automated methods & management in chemistry.

Characterization and Profiling of Methamphetamine Seizures

Hiroyuki Inoue, Kenji Kuwayama, Yuko T. Iwata, 2008 .

Comparison and classification of methamphetamine seized in Japan and Thailand using gas chromatography with liquid-liquid extraction and solid-phase microextraction.

Hiroyuki Inoue, Naoki Kamo, Tatsuyuki Kanamori, 2008, Forensic science international.

Identification of impurities and the statistical classification of methamphetamine using headspace solid phase microextraction and gas chromatography-mass spectrometry.

Hiroyuki Inoue, Tatsuyuki Kanamori, Hajime Miyaguchi, 2006, Forensic science international.

Degradation pathways of 4-methylmethcathinone in alkaline solution and stability of methcathinone analogs in various pH solutions.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2012, Forensic science international.

Rapid, simple, and highly sensitive analysis of drugs in biological samples using thin-layer chromatography coupled with matrix-assisted laser desorption/ionization mass spectrometry

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2011, Analytical and Bioanalytical Chemistry.

Short-term stability of a small amount of neat Δ9-tetrahydrocannabinol

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2022, Forensic Toxicology.

Instability of the hydrochloride salts of cathinone derivatives in air.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2015, Forensic science international.

Thermal degradation of α-pyrrolidinopentiophenone during injection in gas chromatography/mass spectrometry.

K. Kuwayama, K. Tsujikawa, T. Kanamori, 2013, Forensic science international.

Thermal desorption counter-flow introduction atmospheric pressure chemical ionization for direct mass spectrometry of ecstasy tablets.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2009, Journal of mass spectrometry : JMS.

A Fatal Case of Suspected Anaphylaxis with Cefoperazone and Sulbactam: LC‐MS Analysis

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2008, Journal of forensic sciences.

Development of the “selective concentration” analytical method for drug-containing hair regions based on micro-segmental analysis to identify a trace amount of drug in hair: hair analysis following single-dose ingestion of midazolam

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2020, Forensic Toxicology.

Estimation of day of death using micro-segmental hair analysis based on drug use history: a case of lidocaine use as a marker

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2018, International Journal of Legal Medicine.

Urinary excretion profiles of N-hydroxy-3,4-methylenedioxymethamphetamine in rats

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2011, Xenobiotica; the fate of foreign compounds in biological systems.

Micro-segmental hair analysis: detailed procedures and applications in forensic toxicology

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2022, Forensic Toxicology.

Development of rapid and simple method for DNA extraction from cannabis resin based on the evaluation of relative PCR amplification ability.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2018, Forensic science international.

Fluorescein uptake by a monocarboxylic acid transporter in human intestinal Caco-2 cells.

N. Kamo, S. Miyauchi, H. Abe, 2002, Biochemical pharmacology.

Thermal degradation of a new synthetic cannabinoid QUPIC during analysis by gas chromatography–mass spectrometry

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2014, Forensic Toxicology.

Simple and simultaneous detection of methamphetamine and dimethyl sulfone in crystalline methamphetamine seizures by fast gas chromatography

Hiroyuki Inoue, Tatsuyuki Kanamori, Hajime Miyaguchi, 2008, Forensic Toxicology.

Identification of Simon's Reagent-positive Metabolites in Phenothiazine User's Urine

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2007 .

Micro-segmental hair analysis for proving drug-facilitated crimes: Evidence that a victim ingested a sleeping aid, diphenhydramine, on a specific day.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2018, Forensic science international.

Different localizations of drugs simultaneously administered in a strand of hair by micro-segmental analysis.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2018, Drug testing and analysis.

Three-step drug extraction from a single sub-millimeter segment of hair and nail to determine the exact day of drug intake.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2016, Analytica Chimica Acta.

Possibility of drug-distribution measurement in the hair of drowned bodies: evaluation of drug stability in water-soaked hair using micro-segmental analysis

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2022, International Journal of Legal Medicine.

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 drugs

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2021, Forensic Toxicology.

Strong evidence of drug-facilitated crimes by hair analysis using LC–MS/MS after micro-segmentation

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2019, Forensic Toxicology.

Accurate Estimation of Drug Intake Day by Microsegmental Analysis of a Strand of Hair by Use of Internal Temporal Markers.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2018, The journal of applied laboratory medicine.

Micro-pulverized extraction pretreatment for highly sensitive analysis of 11-nor-9-carboxy-Δ(9)-tetrahydrocannabinol in hair by liquid chromatography/tandem mass spectrometry.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2015, Rapid communications in mass spectrometry : RCM.

Evaluation of applicability of micro-segmental analysis to hair treated with heat and haircare products.

K. Kuwayama, H. Miyaguchi, Tadashi Yamamuro, 2023, Forensic toxicology.

Comparison of sample preparation methods for zolpidem extraction from hair

K. Kuwayama, H. Miyaguchi, 2014, Forensic Toxicology.

Development of simple and accurate detection systems for Cannabis sativa using DNA chromatography.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2018, Forensic science international.

Determination of salvinorin A and salvinorin B in Salvia divinorum-related products circulated in Japan.

Takemi Yoshida, K. Kuwayama, H. Miyaguchi, 2008, Forensic science international.

Uptake of 3,4-methylenedioxymethamphetamine and its related compounds by a proton-coupled transport system in Caco-2 cells.

N. Kamo, S. Miyauchi, K. Kuwayama, 2008, Biochimica et biophysica acta.

Interactions between 3,4-methylenedioxymethamphetamine, methamphetamine, ketamine, and caffeine in human intestinal Caco-2 cells and in oral administration to rats.

N. Kamo, S. Miyauchi, K. Kuwayama, 2007, Forensic science international.

Detection and confirmation of the ring-opened carboxylic acid metabolite of a new synthetic opioid furanylfentanyl

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2020, Forensic Toxicology.

Metabolism of a new synthetic opioid tetrahydrofuranylfentanyl in fresh isolated human hepatocytes: detection and confirmation of ring-opened metabolites.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2019, Drug testing and analysis.

Metabolism of Fentanyl and Acetylfentanyl in Human-Induced Pluripotent Stem Cell-Derived Hepatocytes.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2018, Biological & pharmaceutical bulletin.

Metabolism of Butyrylfentanyl in Fresh Human Hepatocytes: Chemical Synthesis of Authentic Metabolite Standards for Definitive Identification.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2019, Biological & pharmaceutical bulletin.

Enantioselective determination of (R)-zopiclone and (S)-zopiclone (eszopiclone) in human hair by micropulverized extraction and chiral liquid chromatography/high resolution mass spectrometry.

K. Kuwayama, H. Miyaguchi, 2017, Journal of chromatography. A.

Comparison and evaluation of the quick purification methods of methamphetamine hydrochloride from dimethyl sulfone for spectroscopic identification.

R. Sugita, K. Kuwayama, Tadashi Yamamuro, 2018, Forensic science international.

Production of FeNi by the rotary kiln-electric furnace process at Hyuga Smelter

Akira Ono, Yasuo Yamada, Tsunekazu Ogura, 1987 .

Development of a novel immunoassay for herbal cannabis using a new fluorescent antibody probe, "Ultra Quenchbody".

Ryoji Abe, K. Kuwayama, Tadashi Yamamuro, 2016, Forensic science international.

Analysis of highly potent synthetic opioid nitazene analogs and their positional isomers.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2022, Drug testing and analysis.

Rapid detection of hypnotics using surface-enhanced Raman scattering based on gold nanoparticle co-aggregation in a wet system.

T. Itoh, T. Fukuoka, K. Kuwayama, 2019, The Analyst.

Development and demonstration of cannabis DNA detection kit using DNA chromatography chip

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2021, Japanese Journal of Forensic Science and Technology.

Rapid identification of drug-type and fiber-type cannabis by allele specific duplex PCR.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2020, Forensic science international.

Stereoselective analysis of ephedrine and its stereoisomers as impurities and/or by-products in seized methamphetamine by supercritical fluid chromatography/tandem mass spectrometry.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2020, Forensic science international.

Forensic application of chiral separation of amphetamine-type stimulants to impurity analysis of seized methamphetamine by capillary electrophoresis.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2006, Forensic science international.

Urinary Excretion Profiles of Two Major Triazolam Metabolites α-Hydroxytriazolam and 4-Hydroxytnazolam

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2005 .

Formation of Oxazolidine Derivatives by Reaction with Ephedrines and Aldehyde Impurities in Ethyl Acetate.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2021, Journal of chromatographic science.

Simultaneous chiral impurity analysis of methamphetamine and its precursors by supercritical fluid chromatography–tandem mass spectrometry

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2018, Forensic Toxicology.

Enantioseparation of methamphetamine by supercritical fluid chromatography with cellulose-based packed column.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2017, Forensic science international.

Thermal decomposition of CBD to Δ9-THC during GC-MS analysis: A potential cause of Δ9-THC misidentification.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2022, Forensic Science International.

Identification and differentiation of methcathinone analogs by gas chromatography-mass spectrometry.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2013, Drug testing and analysis.

Differentiation of regioisomeric fluoroamphetamine analogs by gas chromatography–mass spectrometry and liquid chromatography–tandem mass spectrometry

K. Kuwayama, K. Tsujikawa, T. Kanamori, 2013, Forensic Toxicology.

Simultaneous determination of tryptamine analogues in designer drugs using gas chromatography–mass spectrometry and liquid chromatography–tandem mass spectrometry

K. Kuwayama, K. Tsujikawa, T. Kanamori, 2013, Forensic Toxicology.

Differentiation of ring-substituted regioisomers of amphetamine and methamphetamine by supercritical fluid chromatography.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2017, Drug testing and analysis.

Differentiation of regioisomeric chloroamphetamine analogs using gas chromatography–chemical ionization-tandem mass spectrometry

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2015, Forensic Toxicology.

In Vivo Metabolism of 5-Methoxy-N,N-diisopropyltryptamine in Rat

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2006 .

Cross-examination of liquid-liquid extraction (LLE) and solid-phase microextraction (SPME) methods for impurity profiling of methamphetamine.

Yonghoon Park, Heesun Chung, Jeong-Ja Park, 2012, Forensic science international.

Determination of impurities in illicit methamphetamine seized in Korea and Japan.

Jeong-Hill Park, K. Kuwayama, H. Inoue, 2008, Analytica chimica acta.

Chiral Capillary Electrophoresis of Amphetamine-Type Stimulants

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2015 .

Degradation of N-hydroxy-3,4-methylenedioxymethamphetamine in aqueous solution and its prevention.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2009, Forensic Science International.

Changes in methamphetamine impurity profiles induced by tert-butoxycarbonylation.

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2023, Journal of forensic sciences.

Applicability of chemically modified capillaries in chiral capillary electrophoresis for methamphetamine profiling.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2013, Forensic science international.

Rapid enantiomeric analysis of zopiclone in serum by supercritical fluid chromatography–tandem mass spectrometry

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2023, Journal of Forensic Sciences.

A model system for prediction of the in vivo metabolism of designer drugs using three-dimensional culture of rat and human hepatocytes

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2011, Forensic Toxicology.

Synthesis and Analysis of Glucuronic Acid‐Conjugated Metabolites of 4‐Bromo‐2,5‐Dimethoxyphenethylamine

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2017, Journal of forensic sciences.

Analysis of 4‐Bromo‐2,5‐DimethoxyphenethylamineAbuser's Urine: Identification and Quantitation of Urinary Metabolites

K. Kuwayama, K. Tsujikawa, T. Kanamori, 2013, Journal of forensic sciences.

Urinary Excretion Profiles of 2,5-Dimethoxy-4-alkylthiophenethylamine Analogs in Rats.

K. Kuwayama, K. Tsujikawa, T. Kanamori, 2016, Biological & pharmaceutical bulletin.

Determination of 4-hydroxy-3-methoxymethamphetamine as a metabolite of methamphetamine in rats and human liver microsomes using gas chromatography-mass spectrometry and liquid chromatography-tandem mass spectrometry.

K. Kuwayama, H. Miyaguchi, K. Tsujikawa, 2009, Journal of analytical toxicology.

Identification of 1-(thiophene-2-carbonyl)-LSD from blotter paper falsely labeled “1D-LSD”

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2023, Forensic toxicology.

Evaluation of test performance of Simon's reagent and Marquis reagent for so-called Ecstasy tablets

K. Kuwayama, Tadashi Yamamuro, K. Tsujikawa, 2021 .