H. Seno

发表

Simultaneous determination of methamphetamine and amphetamine in human urine using pipette tip solid-phase extraction and gas chromatography-mass spectrometry.

K. Hara, T. Kumazawa, Chika Hasegawa, 2007, Journal of pharmaceutical and biomedical analysis.

High-throughput determination of theophylline and caffeine in human serum by conventional liquid chromatography-mass spectrometry

T. Kumazawa, X. Lee, H. Seno, 2009, Forensic Toxicology.

Simple method for determination of triazolam in human plasma by high-performance liquid chromatography/tandem mass spectrometry.

T. Kumazawa, Chika Hasegawa, X. Lee, 2006, Journal of pharmaceutical and biomedical analysis.

Simple method for the determination of benzodiazepines in human body fluids by high-performance liquid chromatography–mass spectrometry

T. Kumazawa, Chika Hasegawa, X. Lee, 2003 .

Rapid isolation with Sep-Pak C18 cartridges and wide-bore capillary gas chromatography of organophosphate pesticides.

T. Kumazawa, H. Seno, O. Suzuki, 1989, Forensic science international.

Rapid isolation with Sep-Pak C18 cartridges and wide-bore capillary gas chromatography of some butyrophenones

T. Kumazawa, H. Seno, O. Suzuki, 1989, Zeitschrift für Rechtsmedizin.

Situations of poisoning and analytical toxicology in Japan.

H. Seno, O. Suzuki, K. Watanabe-Suzuki, 2000, Forensic science international.

Pipette tip solid-phase extraction and gas chromatography – mass spectrometry for the determination of methamphetamine and amphetamine in human whole blood

Natsuko Shinmen, T. Kumazawa, Chika Hasegawa, 2007, Analytical and bioanalytical chemistry.

Novel extraction method using an ISOLUTE PLD+ protein and phospholipid removal column for liquid chromatography-tandem mass spectrometry analysis of 20 psychoactive drugs in postmortem whole blood samples

H. Seno, K. Kubo, F. Kondo, 2021, Forensic Science International.

SIMPLE AND RAPID ASSAY METHOD FOR SIMULTANEOUS QUANTIFICATION OF URINARY NICOTINE AND COTININE USING MICRO-EXTRACTION BY PACKED SORBENT AND GAS CHROMATOGRAPHY-MASS SPECTROMETRY

H. Seno, O. Suzuki, A. Ishii, 2013, Nagoya journal of medical science.

Automated on-line in-tube solid-phase microextraction coupled with HPLC/MS/MS for the determination of butyrophenone derivatives in human plasma

T. Kumazawa, Chika Hasegawa, H. Seno, 2009, Analytical and bioanalytical chemistry.

Cardioprotection via Metabolism for Rat Heart Preservation Using the High-Pressure Gaseous Mixture of Carbon Monoxide and Oxygen

N. Hatayama, S. Hirai, M. Naito, 2020, International journal of molecular sciences.

Simultaneous determination of barbiturates in human biological fluids by direct immersion solid-phase microextraction and gas chromatography-mass spectrometry.

T. Kumazawa, H. Seno, O. Suzuki, 2004, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Determination of triazine herbicides in human body fluids by solid-phase microextraction and capillary gas chromatography

K. Kondo, T. Kumazawa, X. Lee, 2000 .

Determination of phenothiazines in human body fluids by solid-phase microextraction and liquid chromatography/tandem mass spectrometry.

T. Kumazawa, H. Seno, O. Suzuki, 2000, Journal of mass spectrometry : JMS.

Solid-phase microextraction and GC-ECD of benzophenones for detection of benzodiazepines in urine.

T. Kumazawa, H. Seno, O. Suzuki, 1999, Journal of analytical toxicology.

Extraction of methylxanthines from human body fluids by solid-phase microextraction

T. Kumazawa, X. Lee, H. Seno, 1999 .

Extraction of Chloroform and Methylene Chloride in Human Whole Blood and Urine by Headspace Solid Phase Microextraction (SPME)

T. Kumazawa, H. Seno, O. Suzuki, 1999, Medicine, science, and the law.

Headspace solid-phase microextraction and gas chromatographic determination of dinitroaniline herbicides in human blood, urine and environmental water.

T. Kumazawa, H. Seno, O. Suzuki, 1998, Journal of chromatography. B, Biomedical sciences and applications.

Improved extraction of ethanol from human body fluids by headspace solid-phase microextraction with a carboxen-polydimethylsiloxane-coated fiber

T. Kumazawa, X. Lee, H. Seno, 1998 .

Simple analysis of diphenylmethane antihistaminics and their analogues in bodily fluids by headspace solid-phase microextraction-capillary gas chromatography.

T. Kumazawa, H. Seno, O. Suzuki, 1997, Journal of chromatographic science.

Simple extraction of phencyclidine from human body fluids by headspace solid-phase microextraction (SPME)

T. Kumazawa, H. Seno, O. Suzuki, 1996 .

Extraction of local anaesthetics from human blood by direct immersion-solid phase micro extraction (SPME)

T. Kumazawa, H. Seno, O. Suzuki, 1996 .

Detection of ethanol in human body fluids by headspace solid-phase micro extraction (SPME)/capillary gas chromatography

T. Kumazawa, X. Lee, H. Seno, 1996 .

Failure to verify high levels of pyrroloquinoline quinone in eggs and skim milk.

T. Kumazawa, H. Seno, O. Suzuki, 1993, Biochemical and biophysical research communications.

Levels of pyrroloquinoline quinone in various foods.

T. Kumazawa, H. Seno, O. Suzuki, 1995, The Biochemical journal.

Molecularly imprinted solid-phase extraction for the selective determination of methamphetamine, amphetamine, and methylenedioxyphenylalkylamine designer drugs in human whole blood by gas chromatography-mass spectrometry.

K. Hara, T. Kumazawa, Chika Hasegawa, 2012, Journal of separation science.

A rapid and simultaneous analysis of theophylline and its metabolites in human whole blood by ultra-performance liquid chromatography-tandem mass spectrometry

H. Seno, O. Suzuki, A. Ishii, 2012, Forensic Toxicology.

Sensitive determination of xylenes in whole blood by capillary gas chromatography with cryogenic trapping.

H. Seno, O. Suzuki, K. Watanabe-Suzuki, 1998, Journal of chromatography. B, Biomedical sciences and applications.

Ultra-sensitive method for determination of ethanol in whole blood by headspace capillary gas chromatography with cryogenic oven trapping.

T. Kumazawa, H. Seno, O. Suzuki, 1999, Journal of chromatography. B, Biomedical sciences and applications.

Nonfatal suicidal intoxication by clozapine.

M. Kageoka, T. Kumazawa, H. Seno, 1997, Journal of toxicology. Clinical toxicology.

Determination of paraquat and diquat in human body fluids by high-performance liquid chromatography/tandem mass spectrometry.

T. Kumazawa, Chika Hasegawa, X. Lee, 2004, Journal of mass spectrometry : JMS.

The Influences of Maternal Albumin Concentrations on the Placental Transfer of Propofol in Human Dually Perfused Cotyledon In Vitro

H. Seno, C. Tashiro, Yanwu He, 2002, Anesthesia and analgesia.

Failure to verify the presence of pyrroloquinoline quinone (PQQ) in bovine plasma amine oxidase by gas chromatography/mass spectrometry.

T. Kumazawa, H. Seno, O. Suzuki, 1990, Archives of biochemistry and biophysics.

Determination of cyanide in whole blood by capillary gas chromatography with cryogenic oven trapping.

T. Kumazawa, H. Seno, O. Suzuki, 1998, Analytical chemistry.

Profenofos metabolites in human poisoning.

H. Seno, O. Suzuki, T. Endo, 2001, Forensic science international.

In vitro inhibition of human platelet monoamine oxidase by phenothiazine derivatives.

T. Kumazawa, H. Seno, O. Suzuki, 1988, Life sciences.

Monoamine oxidase activities in catfish (Parasilurus asotus) tissues.

T. Kumazawa, H. Seno, O. Suzuki, 1998, Journal of enzyme inhibition.

Quantitation of postmortem profenofos levels.

T. Kumazawa, H. Seno, O. Suzuki, 1998, Journal of toxicology. Clinical toxicology.

A method for simultaneous determination of five anticoagulant rodenticides in whole blood by high-performance liquid chromatography.

T. Kumazawa, H. Seno, O. Suzuki, 1999, Journal of pharmaceutical and biomedical analysis.

Simultaneous determination of ten antihistamine drugs in human plasma using pipette tip solid-phase extraction and gas chromatography/mass spectrometry.

T. Kumazawa, Chika Hasegawa, X. Lee, 2006, Rapid communications in mass spectrometry : RCM.

Positive- and negative-ion mass spectrometry of non-steroidal antiinflammatory agents and their clean-up with Bond Elut Glass C18 from biological samples.

T. Kumazawa, H. Seno, O. Suzuki, 1999, Forensic science international.

Ultrasensitive determination of phencyclidine in body fluids by surface ionization organic mass spectrometry.

O Suzuki, K Watanabe-Suzuki, A Ishii, 2000, Analytical chemistry.

DETERMINATION OF CRESOL ISOMERS AND PHENOL IN HUMAN BODY FLUIDS BY CAPILLARY GAS CHROMATOGRAPHY WITH CRYOGENIC OVEN TRAPPING

T. Kumazawa, X. Lee, H. Seno, 2002 .

Simple and rapid analysis of amatoxins using UPLC–MS–MS

H. Seno, A. Ishii, Yudai Suzuki, 2012, Forensic Toxicology.

Positive- and negative-ion mass spectrometry of diphenylmethane antihistaminics and their analogues and rapid clean-up of them from biological samples.

T. Kumazawa, H. Seno, O. Suzuki, 1993, Forensic science international.

Identification and quantitation of mifepristone and its N-demethyl metabolite in the plasma of an aborted fetus by liquid chromatography–quadrupole–time-of-flight–mass spectrometry (LC–Q–TOFMS) and ultra-performance liquid chromatography–tandem mass spectrometry (UPLC–MS–MS)

H. Seno, A. Ishii, H. Hattori, 2015, Forensic Toxicology.

Simple and sensitive determination of α- and β-amanitin by liquid chromatography–quadrupole time-of-flight mass spectrometry

H. Seno, A. Ishii, H. Hattori, 2014, Forensic Toxicology.

Application of gas chromatography-surface ionization organic mass spectrometry to forensic toxicology.

H. Seno, O. Suzuki, Y. Katsumata, 2002, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Biological Mass Spectrometry. Analyses of Drugs and Poisons in Legal Medicine.

H. Seno, O. Suzuki, A. Ishii, 1996 .

High-throughput analysis of ramelteon, agomelatine, and melatonin in human plasma by ultra-performance liquid chromatography–tandem mass spectrometry

T. Kumazawa, H. Seno, O. Suzuki, 2013, Forensic Toxicology.

Sensitive determination of picrotoxin by liquid chromatography-quadrupole time-of-flight mass spectrometry.

H. Seno, A. Ishii, H. Hattori, 2016, Legal medicine.

Simple and sensitive detection of phencyclidine in body fluids by gas chromatography with surface ionization detection

T. Kumazawa, H. Seno, O. Suzuki, 2005, International Journal of Legal Medicine.

Gas chromatography with surface ionization detection: a highly sensitive method for determining underivatized codeine and dihydrocodeine in body fluids.

T. Kumazawa, H. Seno, O. Suzuki, 1995, Journal of chromatography. B, Biomedical applications.

Sensitive determination of pethidine in body fluids by surface ionization organic mass spectrometry.

T. Kumazawa, H. Seno, O. Suzuki, 2001, Journal of chromatography. B, Biomedical sciences and applications.

High-throughput determination of barbiturates in human plasma using on-line column-switching ultra-fast liquid chromatography–tandem mass spectrometry

T. Kumazawa, Chika Hasegawa, X. Lee, 2012, Forensic Toxicology.

Liquid chromatographic-mass spectrometric determination of haloperidol and its metabolites in human plasma and urine.

T. Kumazawa, H. Seno, O. Suzuki, 2002, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Comparison of SSI with APCI as an interface of HPLC-mass spectrometry for analysis of a drug and its metabolites

H. Seno, O. Suzuki, A. Ishii, 2002, Journal of the American Society for Mass Spectrometry.

Rapid analysis of sertraline, fluvoxamine, and paroxetine in serum specimens by LC-MS-MS using a new polymer column

T. Kumazawa, H. Seno, O. Suzuki, 2007, Forensic Toxicology.

A simple and sensitive quantitation of N,N-dimethyltryptamine by gas chromatography with surface ionization detection.

T. Kumazawa, H. Seno, O. Suzuki, 1997, Journal of analytical toxicology.

SIMPLE AND RAPID QUANTITATION OF 21 BILE ACIDS IN RAT SERUM AND LIVER BY UPLC-MS-MS: EFFECT OF HIGH FAT DIET ON GLYCINE CONJUGATES OF RAT BILE ACIDS

T. Nakajima, H. Seno, A. Ishii, 2013, Nagoya journal of medical science.

Determination of nonsteroidal anti-inflammatory drugs in human plasma by LC-MS-MS with a hydrophilic polymer column

T. Kumazawa, Chika Hasegawa, X. Lee, 2010, Forensic Toxicology.

Application of Lithium Assay kit LS for quantification of lithium in whole blood and urine.

H. Seno, F. Kondo, Tadashi Ogawa, 2020, Legal medicine.

1. A Curious Autopsy Case of a Car Crash in Which Self-Strangulation and Lung Collapse Were Found: A Case Report

H. Seno, K. Watanabe-Suzuki, O. Suzuki, 2002, Medicine, science, and the law.

2. An Unusual Death due to the Impalement of a Gear Stick into the Brain Stem through the Nasal Cavity

H. Seno, O. Suzuki, H. Nozawa, 2005, Medicine, science, and the law.

SENSITIVE ANALYSIS OF TETRODOTOXIN IN HUMAN PLASMA BY SOLID-PHASE EXTRACTIONS AND GAS CHROMATOGRAPHY/MASS SPECTROMETRY

H. Seno, O. Suzuki, H. Hattori, 2001 .

Positive and negative ion mass spectrometry and rapid isolation with Sep-Pak C18 cartridges of ten local anaesthetics.

T. Kumazawa, H. Seno, O. Suzuki, 1991, Forensic science international.

Comparison of sonic spray lonization with atmospheric pressure chemical lonization as an interface of liquid chromatography-mass spectrometry for the analysis of some local anesthetics

T. Kumazawa, X. Lee, H. Seno, 2003 .

Rapid Isolation with Sep-Pak C18 Cartridges and Wide-Bore Capillary Gas Chromatography of Some Barbiturates

T. Kumazawa, H. Seno, O. Suzuki, 1989, Medicine, science, and the law.

Use of an ion-pairing reagent for high-performance liquid chromatography-atmospheric pressure chemical ionization mass spectrometry determination of anionic anticoagulant rodenticides in body fluids.

T. Kumazawa, H. Seno, O. Suzuki, 1999, Journal of chromatography. B, Biomedical sciences and applications.

Trace levels of pyrroloquinoline quinone in human and rat samples detected by gas chromatography/mass spectrometry.

T. Kumazawa, H. Seno, O. Suzuki, 1992, Biochimica et biophysica acta.

Extractions of pyrroloquinoline quinone from crude biological samples.

T. Kumazawa, H. Seno, O. Suzuki, 1990, Life sciences.

Gas Chromatography of PQQ

T. Kumazawa, H. Seno, O. Suzuki, 1989 .

Trials to Detect Pyrroloquinoline Quinone (PQQ) in Bovine Plasma Amine Oxidase and Tissues of the Rat and Human by Gas Chromatography/Mass Spectrometry

T. Kumazawa, H. Seno, O. Suzuki, 1991 .

Fragmentation Pathways of Trifluoroacetyl Derivatives of Methamphetamine, Amphetamine, and Methylenedioxyphenylalkylamine Designer Drugs by Gas Chromatography/Mass Spectrometry

K. Hara, T. Kumazawa, Chika Hasegawa, 2011 .

A curious autopsy case of accidental carbon monoxide poisoning in a motor vehicle.

T. Kumazawa, H. Seno, O. Suzuki, 2000, Legal medicine.

Sensitive determination of styrene and related compounds in human body fluids by headspace capillary gas chromatography with cryogenic oven trapping

H. Seno, O. Suzuki, K. Watanabe-Suzuki, 2001 .

Determination of tricyclic antidepressants in human plasma using pipette tip solid-phase extraction and gas chromatography-mass spectrometry.

Natsuko Shinmen, T. Kumazawa, Chika Hasegawa, 2008, Journal of separation science.

Analysis of phenothiazines in human body fluids using disk solid-phase extraction and liquid chromatography.

T. Kumazawa, Chika Hasegawa, X. Lee, 2005, Journal of AOAC International.

DETERMINATION OF DEXTROMETHORPHAN AND DIMEMORPHAN IN BODY FLUIDS BY GAS CHROMATOGRAPHY WITH SURFACE IONIZATION DETECTION

T. Kumazawa, H. Seno, O. Suzuki, 1992 .

Simple analysis of blonanserin, a novel antipsychotic agent, in human plasma by GC-MS

H. Seno, O. Suzuki, A. Ishii, 2010, Forensic Toxicology.

Rapid isolation of benzodiazepines with Sep-Pak C18 cartridges.

T. Kumazawa, H. Seno, O. Suzuki, 1988, Journal of forensic sciences.

Sensitive analysis of aconitine, hypaconitine, mesaconitine and jesaconitine in human body fluids and Aconitum tubers by LC/ESI-TOF-MS.

H. Seno, A. Ishii, S. Hattori, 2006, Journal of mass spectrometry : JMS.

Sensitive determination of four general anaesthetics in human whole blood by capillary gas chromatography with cryogenic oven trapping.

T. Kumazawa, H. Seno, O. Suzuki, 2001, Journal of chromatography. B, Biomedical sciences and applications.

Rapid isolation with Sep-Pak C18 cartridges and capillary gas chromatography of triazine herbicides in human body fluids.

T. Kumazawa, H. Seno, O. Suzuki, 1992, Forensic science international.

Chemical modification of imipramine and desipramine

H. Hayashi, H. Seno, Mitsuo Oda, 2020 .

Chemical Bond Formation of Resin and FluorescentAdditive via Multifunctional Isocyanates

H. Hayashi, H. Seno, H. Hattori, 2015 .

Positive- and negative-ion mass spectrometry and rapid clean-up of some carbamate pesticides.

T. Kumazawa, H. Seno, O. Suzuki, 1990, Forensic science international.

Determination of molar absorptivities of radicals of 18 phenothiazine derivatives

H. Seno, O. Suzuki, K. Minakata, 1992 .

Quantitative analysis of chlorpromazine by electron spin resonance (ESR) spectroscopy.

H. Seno, O. Suzuki, K. Minakata, 1991, Forensic science international.

Simultaneous analysis of aconitine, mesaconitine, hypaconitine, and jesaconitine in whole blood by LC-MS-MS using a new polymer column

H. Seno, O. Suzuki, A. Ishii, 2009, Forensic Toxicology.

High performance liquid chromatography/electrospray tandem mass spectrometry for phenothiazines with heavy side chains in whole blood.

T. Kumazawa, H. Seno, O. Suzuki, 1999, Rapid communications in mass spectrometry : RCM.

Pyrolysis‐gas chromatographic studies on the structure of ethylene/propylene copolymers

H. Seno, S. Tsuge, T. Takeuchi, 1972 .

ANALYSES OF QUINOLONE ANTIMICROBIALS IN HUMAN PLASMA BY CAPILLARY HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY/FAST ATOM BOMBARDMENT MASS SPECTROMETRY

H. Seno, O. Suzuki, A. Ishii, 1993 .

Positive and negative ion mass spectrometry of ten xanthine derivatives and their rapid clean-up with Sep-Pak C18 cartridges from biological samples

T. Kumazawa, H. Seno, O. Suzuki, 1994 .

Abrupt and massive influx of terrestrial biomarkers into the marine environment at the Cretaceous–Tertiary boundary, Caravaca, Spain

K. Kaiho, H. Seno, R. Ishiwatari, 2005 .

Rapid analysis of pentazocine in human plasma by liquid chromatography/mass spectrometry with sonic spray ionization

T. Kumazawa, X. Lee, H. Seno, 2003 .

Determination of pentazocine in human whole blood and urine by gas chromatography/surface ionization organic mass spectrometry.

T. Kumazawa, H. Seno, O. Suzuki, 2000, Journal of mass spectrometry : JMS.

Rapid isolation with Sep-Pak C18 cartridges and wide-bore capillary gas chromatography of bromisovalum.

T. Kumazawa, H. Seno, O. Suzuki, 1992, Journal of analytical toxicology.

Sensitive determination of pethidine in body fluids by gas chromatography-tandem mass spectrometry.

T. Kumazawa, H. Seno, O. Suzuki, 2003, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Identification and quantification of cardiac glycosides in blood and urine samples by HPLC/MS/MS.

T. Kumazawa, H. Seno, O. Suzuki, 1999, Analytical Chemistry.

Estimation of chemical inversions of monomer placement in polypropylene by pyrolysis gas chromatography

H. Seno, S. Tsuge, T. Takeuchi, 1972 .

Functionalization of Phenothiazine Derivatives by Ammonium Bridge

H. Seno, Tadashi Ogawa, Takehiro Koizumi, 2023, Heterocycles.

Simultaneous quantification of batrachotoxin and epibatidine in plasma by ultra-performance liquid chromatography/tandem mass spectrometry.

H. Seno, A. Ishii, K. Zaitsu, 2017, Legal medicine.

Failure to verify high activities of polyamine oxidase in pregnancy serum

S. Mizutani, T. Kumazawa, H. Seno, 1991 .

The association among ferruginous body, uncoated fibers, asbestos and non-asbestos fibers in lung tissue in terms of length

N. Hisanaga, I. Yu, H. Seno, 2016, Industrial health.

Sensitive Analysis of Blonanserin, a Novel Antipsychotic Agent, in Human Plasma by Ultra-Performance Liquid Chromatography-Tandem Mass Spectrometry

H. Seno, O. Suzuki, A. Ishii, 2010, Analytical Sciences.

High-throughput and simultaneous analysis of eight central-acting muscle relaxants in human plasma by ultra-performance liquid chromatography–tandem mass spectrometry in the positive and negative ionization modes

H. Seno, A. Ishii, Tetsuya Arinobu, 2011, Analytical and bioanalytical chemistry.

Simple high-performance liquid chromatographic assay of propofol in human and rat plasma and various rat tissues

H. Seno, T. Mashimo, C. Tashiro, 2002, Journal of Anesthesia.