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Author

Takashi Ohtsuki

Observed name: Takashi OHTSUKI
Institution: Nihon University
ORCID: 0000-0002-0225-4851
Observed ORCID: 0000-0002-0225-4851
OpenAlex ID: A5019374236
A simple and rapid chromatographic method to determine unauthorized basic colorants (rhodamine B, auramine O, and pararosaniline) in processed foods
2014 · Chiye Tatebe, Xining Zhong, et al. · Food Science & Nutrition · 98
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Chemical characterization and biological activity in young sesame leaves (Sesamum indicum L.) and changes in iridoid and polyphenol content at different growth stages
2018 · Yushiro Fuji, Ayumi Uchida, et al. · PLoS ONE · 54
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Quantification of acesulfame potassium in processed foods by quantitative 1H NMR
2014 · Takashi Ohtsuki, Kyoko Sato, et al. · Talanta · 47
Absolute quantification for benzoic acid in processed foods using quantitative proton nuclear magnetic resonance spectroscopy
2012 · Takashi Ohtsuki, Kyoko Sato, et al. · Talanta · 39
Absolute quantitative analysis for sorbic acid in processed foods using proton nuclear magnetic resonance spectroscopy
2012 · Takashi Ohtsuki, Kyoko Sato, et al. · Analytica Chimica Acta · 30
Absolute quantification of dehydroacetic acid in processed foods using quantitative 1H NMR
2013 · Takashi Ohtsuki, Kyoko Sato, et al. · Food Chemistry · 26
Development of Agonist-Based PROTACs Targeting Liver X Receptor
2021 · Hanqiao Xu, Nobumichi Ohoka, et al. · Frontiers in Chemistry · 23
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Selective Preparation and High Dynamic-Range Analysis of Cannabinoids in “CBD Oil” and Other Cannabis sativa Preparations
2022 · Takashi Ohtsuki, J. Brent Friesen, et al. · Journal of Natural Products · 21
Accumulation and Subcellular Localization of Acteoside in Sesame Plants ( Sesamum indicum L.)
2018 · Yushiro Fuji, Takashi Ohtsuki, et al. · ACS Omega · 21
Extraction Method and Determination of Sudan I Present in Sunset Yellow FCF by Isocratic High-Performance Liquid Chromatography
2012 · Chiye Tatebe, Takashi Ohtsuki, et al. · American Journal of Analytical Chemistry · 21
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Development of an HPLC method with relative molar sensitivity based on 1H-qNMR to determine acteoside and pedaliin in dried sesame leaf powders and processed foods
2020 · Takashi Ohtsuki, Kiyoaki Matsuoka, et al. · PLoS ONE · 20
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Molecular Identification of UDP-Sugar-Dependent Glycosyltransferase and Acyltransferase Involved in the Phenylethanoid Glycoside Biosynthesis Induced by Methyl Jasmonate in Sesamum indicum L.
2023 · Yushiro Fuji, Kai Uchida, et al. · Plant and Cell Physiology · 16
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Determination of Mogroside V in Luohanguo Extract for Daily Quality Control Operation Using Relative Molar Sensitivity to Single-Reference Caffeine
2020 · Naoko Masumoto, Kyoko Ishizuki, et al. · Chemical and Pharmaceutical Bulletin · 10
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Determination of the Purities of Commercial Reagent Products using qNMR for the Ensuring the Reliability of Quantitative Analysis
2012 · Maiko TAHARA, Naoki SUGIMOTO, et al. · Journal of Environmental Chemistry · 7
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Development of an HPLC method using relative molar sensitivity for the measurement of blood concentrations of nine pharmaceutical compounds
2024 · Takashi Ohtsuki, Yi Huang, et al. · Journal of Pharmaceutical Health Care and Sciences · 4
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2014 · Takashi OHTSUKI · KAGAKU TO SEIBUTSU · 4
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Changes in Test Methods for Internationalization in the Japanese Pharmacopoeia (Part 1): Establishment of a Quantitative Test Method for Clonidine Hydrochloride Using HPLC Analysis
2021 · Aika Maniwa, Genichiro Tsuji, et al. · YAKUGAKU ZASSHI · 2
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Determination of starting materials, intermediates, and subsidiary colors in the color additive Food Red No. 106 (Sulforhodamine B) using high-performance liquid chromatography
2017 · Chiye Tatebe, Takashi Ohtsuki, et al. · Food Chemistry · 2
Development of a Standard-Free Analytical Quantitative Method Based on Liquid Chromatography Using Relative Molar Sensitivity for Chlorogenic Acid in Apple Juice
2025 · Naoko Masumoto, Taichi Yamazaki, et al. · Chemical and Pharmaceutical Bulletin · 1
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Changes in Test Methods for Internationalization in the Japanese Pharmacopoeia (Part 2): Establishment of a Quantitative Method for Lorazepam Using HPLC Analysis
2021 · Aika Maniwa, Genichiro Tsuji, et al. · YAKUGAKU ZASSHI · 1
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Development of a relative molar sensitivity–based HPLC method for quantifying acetaminophen, two beta-lactams, amiodarone, and its metabolite
2026 · Takashi Ohtsuki, Yume Enomoto, et al. · Journal of Pharmaceutical Health Care and Sciences
Newly designed liquid chromatographic method using relative molar sensitivity based on 1H-qNMR for quantifying polymethoxyflavones from Kaempferia parviflora
2026 · Daigo Iwasaki, Hiroaki Kawamoto, et al. · Food Chemistry X
Development of a High-Performance Liquid Chromatography Assay Using Relative Molar Sensitivity for the Simultaneous Quantification of Clozapine and N-Desmethylclozapine Concentrations in Human Plasma
2026 · Yumiko Akamine, Takashi Ohtsuki, et al. · Iryo Yakugaku (Japanese Journal of Pharmaceutical Health Care and Sciences)
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Complementary Quantitation of Inorganic Counterions and Organic Components Using ICP OES and qNMR for Organo-Sulfonic Salts
2026 · Mifumi Imaoka, Shohei Takada, et al. · ACS Omega
Development of 1H qNMR Analytical Procedure for Purity Determination of Imazosulfuron and 1,4-BTMSB- d 4 for ISO 17034 Accreditation
2025 · Toru Miura, Yang Liu, et al. · Journal of AOAC International
Works count: 28
Citation count: 447
H-index: 12
I10-index: 13
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