医学部 医学科 法医学講座
教授
ハセガワ コウタロウ
長谷川 弘太郎

更新日: 2026/08/20
論文
[1]. A unique case of unexpected electrocution inflicted by a single dry cell battery in very low voltage (9 V)
Egyptian Journal of Forensic Sciences Springer Science and Business Media LLC [巻]16 [号]1 (2026年) [査読] 有 [DOI]
[2]. Quantitative analysis and method validation of mirogabalin in postmortem blood and urine using liquid chromatography-tandem mass spectrometry
FORENSIC TOXICOLOGY (2026年) [査読] 有 [DOI]
[3]. Identification of iso-butomidate as a novel etomidate analog: Simultaneous determination of seven etomidate-type new psychoactive substances and etomidate acid in human hair by HPLC-MS/MS
TOXICOLOGIE ANALYTIQUE ET CLINIQUE [巻]38 [号]1 [頁]101 -119 (2026年) [査読] 有 [DOI]
[4]. Analysis of propranolol and its metabolites in postmortem human solid tissues and body fluids: LC-MS/MS approach with the standard addition method applied to a forensic case
JOURNAL OF ANALYTICAL TOXICOLOGY [巻]50 [号]3 (2026年) [査読] 有 [DOI]
[5]. Identification and quantification of two etomidate analogues ABP-700 and 2,6-dichloro-3-fluoro-etomidate in e-cigarette liquid and hair by GC-MS and LC-MS/MS
Forensic toxicology Springer (2026年) [査読] 有 [DOI]
[6]. Detection and quantification of fluoxetine and its metabolite norfluoxetine in human hair and urine by GC-MS/MS
TOXICOLOGIE ANALYTIQUE ET CLINIQUE Elsevier [巻]37 [号]4 [頁]493 -503 (2025年) [査読] 有 [DOI]
[7]. A Simple and Sensitive HPLC-MS/MS Method for the Simultaneous Quantitative Analysis and Pharmacokinetic Comparison of Four Imidazole-Derived GABA Receptor Agonists: Etomidate, Metomidate, Propoxate, and Isopropoxate in Mouse Blood.
Biomedical chromatography : BMC [巻]39 [号]11 [頁]e70226 (2025年) [査読] 有
[8]. Quantification of fluvoxamine, desmethyl fluvoxamine and fluvoxamine acid by LC-MS/MS in body fluids and solid tissues obtained from a deceased using the standard addition method.
Legal medicine (Tokyo, Japan) [巻]78 [頁]102684 (2025年) [査読] 有
[9]. Identification of two novel imidazole-derived GABA agonists butomidate and tf-etomidate in e-cigarette liquids.
Forensic toxicology (2025年) [査読] 有 [DOI]
[10]. Postmortem distribution of etizolam in various autopsy samples using the surrogate analyte approach (SAA) method.
Forensic science international [巻]370 [頁]112438 (2025年) [査読] 有
[11]. Eleven new metabolites of fluvoxamine detected in the solid tissues and body fluids obtained from a deceased overdosed with fluvoxamine in vivo, and the metabolites in the human liver microsomes in vitro using LC-HR-MS/MS
FORENSIC TOXICOLOGY (2025年) [査読] 有 [DOI]
[12]. Simultaneous detection and quantification of a novel imidazole-derived GABA agonist isopropoxate and etomidate acid from human urines in abused cases by LC-MS/MS
Toxicologie Analytique et Clinique Elsevier BV (2025年) [査読] 有 [DOI]
[13]. Identification of a novel imidazole-derived GABA agonist isopropoxate: simultaneous detection and quantification of imidazole-derived analogs from human hairs in abused cases by LC-MS/MS.
Forensic toxicology (2024年) [査読] 有 [DOI]
[14]. A validated surrogate analyte LC-MS/MS assay for nicotine in eight human organs combined with QuEChERS extraction
Toxicologie Analytique et Clinique Elsevier BV (2024年) [査読] 有 [DOI]
[15]. Postmortem distribution of ropivacaine and its metabolite in human body fluids and solid tissues by GC-MS/MS using standard addition method.
Forensic toxicology (2024年) [査読] 有
[16]. Detection of new metabolites of risperidone in the solid tissues and body fluids obtained from two cadavers by high resolution tandem mass spectrometry
FORENSIC SCIENCE INTERNATIONAL [巻]361 (2024年) [査読] 有 [DOI]
[17]. Detection and quantification of etomidate and metomidate in human hairs by ultraperformance liquid chromatography with triple quadrupole mass spectrometry (UPLC-MS/MS)
Forensic Toxicology Springer (2024年) [査読] 有 [DOI]
[18]. Quantification of risperidone and paliperidone by liquid chromatography-tandem mass spectrometry in biological fluids and solid tissues obtained from two deceased using the standard addition method.
Legal medicine (Tokyo, Japan) [巻]69 [頁]102340 (2023年) [査読] 有 [DOI]
[19]. Simple quantification of propofol and its metabolites in blood and urine using gas chromatography-tandem mass spectrometry (GC-MS/MS).
Legal medicine (Tokyo, Japan) [巻]65 [頁]102333 (2023年) [査読] 有 [DOI]
[20]. Quantification of nimetazepam and its metabolite in human hair samples using liquid chromatography-tandem mass spectrometry: Case report.
Legal medicine (Tokyo, Japan) [巻]65 [頁]102303 (2023年) [査読] 有 [DOI]
[21]. Quantification of the benzimidazole opioid analog isotonitazene in human hair using liquid chromatography-tandem mass spectrometry.
Legal medicine (Tokyo, Japan) Elsevier [巻]64 [頁]102295 (2023年) [査読] 有 [DOI]
[22]. オランザピンとその3種代謝物の血液・尿中における安定性の分析
JSBMS Letters (一社)日本医用マススペクトル学会 [巻]48 [号]Suppl. [頁]43 -43 (2023年) [査読] 有
[23]. Quantification of olanzapine and its three metabolites by liquid chromatography-tandem mass spectrometry in human body fluids obtained from four deceased, and confirmation of the reduction from olanzapine N-oxide to olanzapine in whole blood in vitro
Forensic Toxicology 日本法中毒学会 [巻]41 [号]2 [頁]318 -318-328 (2023年) [査読] 有
[24]. Quantification of a new recreational drug 2-methoxyqualone in human hair using gas chromatography-tandem mass spectrometry
FORENSIC SCIENCE INTERNATIONAL Elsevier [巻]345 (2023年) [査読] 有 [DOI]
[25]. Quantification of olanzapine and its three metabolites by liquid chromatography-tandem mass spectrometry in human body fluids obtained from four deceased, and confirmation of the reduction from olanzapine N-oxide to olanzapine in whole blood in vitro
FORENSIC TOXICOLOGY Springer (2023年) [査読] 有 [DOI]
[26]. Newly emerging synthetic cannabinoid ADB-4en-PINACA: its identification and quantification in an authentic human hair sample by GC-MS/MS
FORENSIC TOXICOLOGY Springer [巻]41 [号]1 [頁]173 -178 (2023年) [査読] 有 [DOI]
[27]. The next addiction-causing drug class 4-quinazolinone derivatives: analyses of methaqualone analogs including recently discovered 2-methoxyqualone by different modes of mass spectrometry
FORENSIC TOXICOLOGY Springer [巻]41 [号]1 [頁]59 -70 (2023年) [査読] 有 [DOI]
[28]. 近年の乱用薬物の趨勢について 非フェンタニル系合成オピオイド
JSBMS Letters (一社)日本医用マススペクトル学会 [巻]47 [号]3 [頁]48 -54 (2022年) [査読] 有
[29]. 近年の乱用薬物の趨勢について 非フェンタニル系合成オピオイド
JSBMS Letters (一社)日本医用マススペクトル学会 [巻]47 [号]3 [頁]48 -54 (2022年) [査読] 有
[30]. LC-MS/MSを用いた血液・尿中24種類の合成カンナビノイド代謝物の同時定量
JSBMS Letters (一社)日本医用マススペクトル学会 [巻]47 [号]Suppl. [頁]75 (2022年)
[31]. 薬物関連事件で法医学捜査に関する毒物学的分析 日本国内の「麻薬及び向精神薬取締法」における向精神薬88種類の薬理学的情報
Medical Mass Spectrometry (一社)日本医用マススペクトル学会 [巻]6 [号]1 [頁]2 -2-26 (2022年) [査読] 有 [DOI]
[32]. Toxicological analysis on forensic investigation in drug related cases; pharmacological information on 88 psychoactive substances in "Narcotics and Psychotropics Control Act" in Japan
Medical Mass Spectrometry (一社)日本医用マススペクトル学会 [巻]6 [号]1 [頁]2 -26 (2022年) [査読] 有
[33]. 2-Methoxyqualone, a new recreational drug, discovered from a package seized by the police: a preliminary report
FORENSIC TOXICOLOGY Springer (2022年) [査読] 有 [DOI]
[34]. Non-fentanyl-derived synthetic opioids emerging during recent years
FORENSIC TOXICOLOGY Springer (2022年) [査読] 有 [DOI]
[35]. Quantification of MDMB-4en-PINACA and ADB-BUTINACA in human hair by gas chromatography-tandem mass spectrometry
FORENSIC TOXICOLOGY Springer (2022年) [査読] 有 [DOI]
[36]. 【日本における死亡原因の究明】薬毒物分析による死亡原因の究明
Precision Medicine (株)北隆館 [巻]5 [号]3 [頁]230 -233 (2022年) [査読] 無
[37]. Long-term stability of 24 synthetic cannabinoid metabolites spiked into whole blood and urine for up to 168 days, and the comparable study for the 6 metabolites in non-spiked real case specimens stored for 1–5 years
Forensic Toxicology Springer (2022年) [査読] 有 [DOI] [機関リポジトリ]
[38]. Quantitation of sibutramine in human hair using gas chromatography-isotope dilution tandem mass spectrometry
FORENSIC TOXICOLOGY (2021年) [査読] 有 [DOI]
[39]. Investigation on toxicological usefulness of synovial fluids, as an alternative matrix: postmortem distribution/redistribution of triazolam and its predominant metabolite α-hydroxytriazolam in human body fluids
Forensic Toxicology Springer (2021年) [査読] 有 [DOI] [機関リポジトリ]
[40]. A fatal case involved in pyrethroid insecticide ingestion: quantification of tetramethrin and resmethrin in body fluids of a deceased by LC–MS/MS
Forensic Toxicology Springer (2021年) [査読] 有 [DOI]
[41]. 血液、尿中のテトラメトリン、レスメトリンのLC-MS/MSによる分析
JSBMS Letters (一社)日本医用マススペクトル学会 [巻]46 [号]Suppl. [頁]76 (2021年)
[42]. 法医解剖試料を対象とした薬毒物の機器分析および死後体内分布・再分布の研究
JSBMS Letters (一社)日本医用マススペクトル学会 [巻]46 [号]Suppl. [頁]39 -39 (2021年) [査読] 有
[43]. The standard addition method and its validation in forensic toxicology
Forensic Toxicology Springer [巻]39 [号]2 [頁]311 -333 (2021年) [査読] 有 [DOI]
[44]. Quantification of Major Metabolites of AB-FUBINACA in Solid Tissues Obtained from An Abuser.
Journal of analytical toxicology Oxford Academic (2020年) [査読] 有 [DOI]
[45]. Postmortem distribution/redistribution of buformin in body fluids and solid tissues in an autopsy case using liquid chromatography-tandem mass spectrometry with QuEChERS extraction method.
Forensic science international [巻]314 (2020年) [査読] 有 [DOI] [機関リポジトリ]
[46]. In Vivo Metabolites of AB-PINACA in Solid Tissues Obtained from Its Abuser: Comparison with in Vitro Experiment.
Journal of analytical toxicology Oxford Academic (2020年) [査読] 有 [DOI]
[47]. In vitro and in vivo human metabolism of a synthetic cannabinoid EAM-2201 detected by LC-quadrupole-ion trap-MS/MS and high-resolution LC-Orbitrap-MS/MS
FORENSIC TOXICOLOGY Springer [巻]37 [号]2 [頁]432 -442 (2019年) [査読] 有 [DOI]
[48]. Quantification of clitidine in caps and stems of poisonous mushroom Paralepistopsis acromelalga by hydrophilic interaction liquid chromatography-tandem mass spectrometry
FORENSIC TOXICOLOGY Springer [巻]37 [号]2 [頁]378 -386 (2019年) [査読] 有 [DOI]
[49]. Sensitive quantification of BB-22 and its metabolite BB-22 3-carboxyindole, and characterization of new metabolites in authentic urine and/or serum specimens obtained from three individuals by LC-QTRAP-MS/MS and high-resolution LC-Orbitrap-MS/MS
FORENSIC TOXICOLOGY [巻]37 [号]1 [頁]164 -173 (2019年) [DOI]
[50]. A case of intoxication with a mixture of synthetic cannabinoids EAM-2201, AB-PINACA and AB-FUBINACA, and a synthetic cathinone alpha-PVP
LEGAL MEDICINE [巻]35 [頁]44 -49 (2018年) [DOI]
[51]. Fatal zolpidem poisoning due to its intravenous self-injection: Postmortem distribution/redistribution of zolpidem and its predominant metabolite zolpidem phenyl-4-carboxylic acid in body fluids and solid tissues in an autopsy case
FORENSIC SCIENCE INTERNATIONAL ELSEVIER [巻]290 [頁]111 -120 (2018年) [査読] 有 [DOI]
[52]. Sensitive quantification of 5F-NNEI and characterization of its several metabolites in authentic urine and/or serum specimens obtained from three individuals by LC-QTRAP-MS/MS and high-resolution LC-Orbitrap-MS/MS
FORENSIC TOXICOLOGY [巻]36 [号]2 [頁]498 -505 (2018年) [DOI]
[53]. Identification and quantification of predominant metabolites of synthetic cannabinoid MAB-CHMINACA in an authentic human urine specimen
DRUG TESTING AND ANALYSIS Wiley [巻]10 [号]2 [頁]365 -371 (2018年) [査読] 有 [DOI]
[54]. Sensitive quantification of 5F-PB-22 and its three metabolites 5F-PB-22 3-carboxyindole, B-22 N-5-hydroxypentyl and PB-22 N-pentanoic acid in authentic urine specimens obtained from four individuals by liquid chromatography-tandem mass spectrometry
FORENSIC TOXICOLOGY [巻]36 [号]1 [頁]151 -159 (2018年) [DOI]
[55]. Sensitive identification and quantitation of parent forms of six synthetic cannabinoids in urine samples of human cadavers by liquid chromatography-tandem mass spectrometry
FORENSIC TOXICOLOGY [巻]35 [号]2 [頁]275 -283 (2017年) [DOI]
[56]. Quantitation of biperiden in whole blood by MALDI-QTOF tandem mass spectrometry, and estimation of new metabolites in urine of deceased subjects treated with biperiden antemortem
FORENSIC TOXICOLOGY [巻]35 [号]1 [頁]86 -93 (2017年) [DOI]
[57]. A rare case of death showing multiple gunshot wounds inflicted by a single slug-type bullet
ROMANIAN JOURNAL OF LEGAL MEDICINE [巻]24 [号]4 [頁]253 -256 (2016年) [DOI]
[58]. Application of MALDI-QTOF mass spectrometry to the determination of timiperone in whole blood, and estimation of its new metabolites in urine of a deceased subject who had been treated with timiperone antemortem
FORENSIC TOXICOLOGY [巻]34 [号]2 [頁]363 -371 (2016年) [DOI]
[59]. Simultaneous determination of cyclic antidepressants and their related drugs and the estimation of new metabolites in human whole blood and urine by MALDI-QTOF-mass spectrometry
FORENSIC TOXICOLOGY [巻]34 [号]2 [頁]244 -255 (2016年) [DOI]
[60]. Identification and quantification of metabolites of AB-CHMINACA in a urine specimen of an abuser
LEGAL MEDICINE [巻]19 [頁]113 -118 (2016年) [DOI]
[61]. Postmortem redistribution of methamphetamine and amphetamine in blood specimens from various blood vessels and in the specimens from pericardial fluid, bile, stomach contents and various solid tissues collected from a human cadaver
FORENSIC TOXICOLOGY [巻]34 [号]1 [頁]191 -198 (2016年) [DOI]
[62]. Semiquantitation of diphenidine in tissue sections obtained from a human cadaver in a poisoning case by direct MALDI-QTOF mass spectrometry
FORENSIC TOXICOLOGY [巻]34 [号]1 [頁]151 -157 (2016年) [DOI]
[63]. Postmortem distribution of flunitrazepam and its metabolite 7-aminoflunitrazepam in body fluids and solid tissues in an autopsy case: Usefulness of bile for their detection
LEGAL MEDICINE [巻]17 [号]5 [頁]394 -400 (2015年) [DOI]
[64]. Postmortem distribution of MAB-CHMINACA in body fluids and solid tissues of a human cadaver
FORENSIC TOXICOLOGY [巻]33 [号]2 [頁]380 -387 (2015年) [DOI]
[65]. Diphenidine and its metabolites in blood and urine analyzed by MALDI-Q-TOF mass spectrometry
FORENSIC TOXICOLOGY [巻]33 [号]2 [頁]402 -408 (2015年) [DOI]
[66]. Identification and quantitation of 5-fluoro-ADB-PINACA and MAB-CHMINACA in dubious herbal products
FORENSIC TOXICOLOGY [巻]33 [号]2 [頁]213 -220 (2015年) [DOI]
[67]. MALDI-TOF mass spectrometric determination of eight benzodiazepines with two of their metabolites in blood
LEGAL MEDICINE [巻]17 [号]3 [頁]150 -156 (2015年) [DOI]
[68]. Determination of new pyrrolidino cathinone derivatives, PVT, F-PVP, MPHP, PV8, PV9 and F-PV9, in human blood by MALDI-Q-TOF mass spectrometry
FORENSIC TOXICOLOGY [巻]33 [号]1 [頁]148 -154 (2015年) [DOI]
[69]. Postmortem distribution of PV9, a new cathinone derivative, in human solid tissues in a fatal poisoning case
FORENSIC TOXICOLOGY [巻]33 [号]1 [頁]141 -147 (2015年) [DOI]
[70]. Identification and quantitation of 5-fluoro-ADB, one of the most dangerous synthetic cannabinoids, in the stomach contents and solid tissues of a human cadaver and in some herbal products
FORENSIC TOXICOLOGY [巻]33 [号]1 [頁]112 -121 (2015年) [DOI]
[71]. Postmortem distribution of AB-CHMINACA, 5-fluoro-AMB, and diphenidine in body fluids and solid tissues in a fatal poisoning case: usefulness of adipose tissue for detection of the drugs in unchanged forms
FORENSIC TOXICOLOGY [巻]33 [号]1 [頁]45 -53 (2015年) [DOI]
[72]. Postmortem distribution of alpha-pyrrolidinobutiophenone in body fluids and solid tissues of a human cadaver
LEGAL MEDICINE [巻]16 [号]5 [頁]241 -246 (2014年) [DOI]
[73]. A large amount of new designer drug diphenidine coexisting with a synthetic cannabinoid 5-fluoro-AB-PINACA found in a dubious herbal product
FORENSIC TOXICOLOGY [巻]32 [号]2 [頁]331 -337 (2014年) [DOI]
[74]. MALDI-TOF mass spectrometric determination of four amphetamines in blood
FORENSIC TOXICOLOGY [巻]32 [号]2 [頁]299 -304 (2014年) [DOI]
[75]. Postmortem distribution of alpha-pyrrolidinovalerophenone and its metabolite in body fluids and solid tissues in a fatal poisoning case measured by LC-MS-MS with the standard addition method
FORENSIC TOXICOLOGY [巻]32 [号]2 [頁]225 -234 (2014年) [DOI]
[76]. Identification and quantitation of a new cathinone designer drug PV9 in an "aroma liquid" product, antemortem whole blood and urine specimens, and a postmortem whole blood specimen in a fatal poisoning case
FORENSIC TOXICOLOGY [巻]32 [号]2 [頁]243 -250 (2014年) [DOI]
[77]. MALDI-Q-TOF mass spectrometric determination of gold and platinum in tissues using their diethyldithiocarbamate chelate complexes
ANALYTICAL AND BIOANALYTICAL CHEMISTRY [巻]406 [号]5 [頁]1331 -1338 (2014年) [DOI]
[78]. MALDI-TOF mass spectrometric determination of four pyrrolidino cathinones in human blood
FORENSIC TOXICOLOGY [巻]32 [号]1 [頁]169 -175 (2014年) [DOI]
[79]. Occurrence of postmortem production of ethylene glycol and propylene glycol in human specimens
FORENSIC TOXICOLOGY [巻]32 [号]1 [頁]162 -168 (2014年) [DOI]
[80]. Human brain microsomes: their abilities to metabolize tetrahydrocannabinols and cannabinol
FORENSIC TOXICOLOGY [巻]31 [号]2 [頁]307 -311 (2013年) [DOI]
[81]. Sensitive determination of ethylene glycol, propylene glycol and diethylene glycol in human whole blood by isotope dilution gas chromatography-mass spectrometry, and the presence of appreciable amounts of the glycols in blood of healthy subjects
FORENSIC TOXICOLOGY [巻]31 [号]2 [頁]272 -280 (2013年) [DOI]
[82]. Determination of ibotenic acid and muscimol, the Amanita mushroom toxins, in human serum by liquid chromatography-tandem mass spectrometry
FORENSIC TOXICOLOGY [巻]31 [号]2 [頁]322 -327 (2013年) [DOI]
[83]. MALDI-TOF mass spectrometric determination of 11 phenothiazines with heavy side chains in urine
FORENSIC TOXICOLOGY [巻]31 [号]1 [頁]138 -144 (2013年) [DOI]
[84]. Analysis of ibotenic acid and muscimol in Amanita mushrooms by hydrophilic interaction liquid chromatography-tandem mass spectrometry
FORENSIC TOXICOLOGY [巻]30 [号]2 [頁]168 -172 (2012年) [DOI]
[85]. MALDI-TOF mass spectrometric analysis of alpha-amanitin, beta-amanitin, and phalloidin in urine
FORENSIC TOXICOLOGY [巻]30 [号]2 [頁]179 -184 (2012年) [DOI]
[86]. A new approach in tandem mass spectrometric simultaneous determination of perchlorate, thiocyanate, and iodide using their ternary complexes with tris(1,10-phenanthroline)iron(II) chelate
FORENSIC TOXICOLOGY [巻]30 [号]2 [頁]156 -161 (2012年) [DOI]
[87]. Simultaneous determination of coinage metals, copper, silver, and gold in tissues using electrospray ionization tandem mass spectrometry
FORENSIC TOXICOLOGY [巻]30 [号]2 [頁]149 -155 (2012年) [DOI]
[88]. Determination of azide in gastric fluid and urine by flow-injection electrospray ionization tandem mass spectrometry
ANALYTICAL AND BIOANALYTICAL CHEMISTRY [巻]403 [号]7 [頁]1793 -1799 (2012年) [DOI]
[89]. A rapid and decisive determination of thiocyanate in blood by electrospray ionization tandem mass spectrometry
FORENSIC TOXICOLOGY [巻]30 [号]1 [頁]45 -50 (2012年) [DOI]
[90]. Simultaneous analysis of sildenafil, vardenafil, tadalafil, and their desalkyl metabolites in human whole blood and urine by isotope dilution LC-MS-MS
FORENSIC TOXICOLOGY [巻]30 [号]1 [頁]25 -32 (2012年) [DOI]
[91]. Determination of cyanide in blood by electrospray ionization tandem mass spectrometry after direct injection of dicyanogold
ANALYTICAL AND BIOANALYTICAL CHEMISTRY [巻]400 [号]7 [頁]1945 -1951 (2011年) [DOI]
[92]. GC/MS with Post-Column Switching for Large Volume Injection of Headspace Samples: Sensitive Determination of Volatile Organic Compounds in Human Whole Blood and Urine
ANALYTICAL CHEMISTRY [巻]83 [号]4 [頁]1475 -1479 (2011年) [DOI]
[93]. Simple Isotope Dilution Headspace-GC-MS Analysis of Naphthalene and p-Dichlorobenzene in Whole Blood and Urine
ANALYTICAL SCIENCES [巻]25 [号]11 [頁]1301 -1305 (2009年)
[94]. Simple analysis of naphthalene in human whole blood and urine by headspace capillary gas chromatography with large-volume injection
FORENSIC TOXICOLOGY [巻]27 [号]2 [頁]98 -102 (2009年) [DOI]