Original article (recently published)

1. 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. Minakata K, Hasegawa K, Nozawa H, Yamagishi I, Saitoh T, Yoshino A, Suzuki M, Kitamoto T, Suzuki O, Watanabe K Forensic toxicology 37(1) 164-173 2019
2. A case of intoxication with a mixture of synthetic cannabinoids EAM-2201, AB-PINACA and AB-FUBINACA, and a synthetic cathinone α-PVP. Yamagishi I, Minakata K, Nozawa H, Hasegawa K, Suzuki M, Kitamoto T, Suzuki O, Watanabe K Legal medicine (Tokyo, Japan) 35 44-49 2018
3. 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. Hasegawa K, Wurita A, Nozawa H, Yamagishi I, Minakata K, Watanabe K, Suzuki O Forensic science international 290 111-120 2018
4. Identification and quantification of predominant metabolites of synthetic cannabinoid MAB-CHMINACA in an authentic human urine specimen. Hasegawa K, Minakata K, Gonmori K, Nozawa H, Yamagishi I, Watanabe K, Suzuki O Drug testing and analysis 10(2) 365-371 2018
5. A rare case of death showing multiple gunshot wounds inflicted by a single slug-type bullet. K. Hasegawa, I. Yamagishi, H. Nozawa, K. Gonmori, K. Minakata, O. Suzuki, K. Watanabe Romanian Journal of Legal Medicine 24(4) 253-256 2017
6. Identification and quantification of metabolites of AB-CHMINACA in a urine specimen of an abuser. Wurita A, Hasegawa K, Minakata K, Gonmori K, Nozawa H, Yamagishi I, Suzuki O, Watanabe K Legal medicine (Tokyo, Japan) 19 113-118 2016
7. Semiquantitation of diphenidine in tissue sections obtained from a human cadaver in a poisoning case by direct MALDI-QTOF mass spectrometry. Minakata Kayoko, Yamagishi Itaru, Nozawa Hideki, Hasegawa Koutaro, Gonmori Kunio, Suzuki Masako, Wurita Amin, Suzuki Osamu, Watanabe Kanako FORENSIC TOXICOLOGY 34(1) 151-157 2016
8. MALDI-TOF mass spectrometric determination of eight benzodiazepines with two of their metabolites in blood. Nozawa H, Minakata K, Yamagishi I, Hasegawa K, Wurita A, Gonmori K, Suzuki O, Watanabe K Legal medicine (Tokyo, Japan) 17(3) 150-156 2015
9. 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. Wurita Amin, Hasegawa Koutaro, Minakata Kayoko, Gonmori Kunio, Nozawa Hideki, Yamagishi Itaru, Suzuki Osamu, Watanabe Kanako FORENSIC TOXICOLOGY 34(1) 191-198 2016
10. Postmortem distribution of AB-CHMINACA, 5-fluoro-AMB and diphenidine in body fluids and solid tissues in a fatal poisoning case: usefulness of the adipose tissue for detection of the drugs in the unchanged forms. Hasegawa K, Wurita A, Minakata K, Gonmori K, Nozawa H, Yamagishi I, Watanabe K, Suzuki O Forensic Toxicology 33(1) 45-53 2015
11. 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. Hasegawa K, Wurita A, Minakata K, Gonmori K, Nozawa H, Yamagishi I, Watanabe K, Suzuki O Legal medicine (Tokyo, Japan) 17(5) 394-400 2015
12. Identification and quantitation of 5-fluoro-ADB-PINACA and MAB-CHMINACA in dubious herbal products. Wurita Amin, Hasegawa Koutaro, Minakata Kayoko, Gonmori Kunio, Nozawa Hideki, Yamagishi Itaru, Watanabe Kanako, Suzuki Osamu FORENSIC TOXICOLOGY 33(2) 213-220 2015
13. Diphenidine and its metabolites in blood and urine analyzed by MALDI-Q-TOF mass spectrometry. Minakata Kayoko, Yamagishi Itaru, Nozawa Hideki, Hasegawa Koutaro, Wurita Amin, Gonmori Kunio, Suzuki Masako, Watanabe Kanako, Suzuki Osamu FORENSIC TOXICOLOGY 33(2) 402-408 2015
14. Determination of new pyrrolidino cathinone derivatives, PVT, F-PVP, MPHP, PV8, PV9 and F-PV9, in human blood by MALDI-Q-TOF mass spectrometry. Minakata Kayoko, Yamagishi Itaru, Nozawa Hideki, Hasegawa Koutaro, Wurita Amin, Gonmori Kunio, Suzuki Masako, Watanabe Kanako, Suzuki Osamu FORENSIC TOXICOLOGY 33(1) 148-154 2015
15. MALDI-Q-TOF mass spectrometric determination of gold and platinum in tissues using their diethyldithiocarbamate chelate complexes. Minakata K, Nozawa H, Yamagishi I, Gonmori K, Suzuki M, Hasegawa K, Wurita A, Watanabe K, Suzuki O Analytical and bioanalytical chemistry 406(5) 1331-1338 2014