Quantification of fluticasone propionate in human plasma by LC–MS/MS and its application in the pharmacokinetic study of nasal spray at clinical doses
Yamagata, Aya, Adachi, Rena, Yokokawa, Akitomo, Furihata, Tomomi, Shibasaki, Hiromi
Published in Drug metabolism and pharmacokinetics (01.02.2024)
Published in Drug metabolism and pharmacokinetics (01.02.2024)
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Journal Article
Calculation of Human Melatonin Partial Metabolic Clearance in Healthy Adult Volunteers for Investigation of a Novel in Vivo CYP1A2 Phenotyping Method: A Pilot Study
Ohki, Seiya, Ogawa, Shingo, Takano, Hiroki, Shimazaki, Hayato, Fukae, Momoka, Furihata, Tomomi, Shibasaki, Hiromi, Yokokawa, Akitomo
Published in Biological & pharmaceutical bulletin (01.05.2023)
Published in Biological & pharmaceutical bulletin (01.05.2023)
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Journal Article
Development and Validation of an LC–MS/MS-Based Method for Quantifying Urinary Endogenous 6-Hydroxymelatonin
Ohki, Seiya, Kunimatsu, Miyu, Ogawa, Shingo, Takano, Hiroki, Furihata, Tomomi, Shibasaki, Hiromi, Yokokawa, Akitomo
Published in Chemical & pharmaceutical bulletin (01.05.2022)
Published in Chemical & pharmaceutical bulletin (01.05.2022)
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Journal Article
Quantification of Melatonin, Caffeine, and Paraxanthine in Human Plasma Using Liquid Chromatography-Tandem Mass Spectrometry
Yokokawa, Akitomo, Takano, Hiroki, Shimazaki, Hayato, Ogawa, Shingo, Fukae, Momoka, Akiyama, Haruka, Igarashi, Shunji, Furihata, Tomomi, Shibasaki, Hiromi
Published in Chromatographia (01.03.2024)
Published in Chromatographia (01.03.2024)
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Journal Article
Identification of equol‐7‐glucuronide‐4′‐sulfate, monoglucuronides and monosulfates in human plasma of 2 equol producers after administration of kinako by LC‐ESI‐MS
Obara, Aki, Kinoshita, Mizuki, Hosoda, Kaori, Yokokawa, Akitomo, Shibasaki, Hiromi, Ishii, Kazuo
Published in Pharmacology research & perspectives (01.06.2019)
Published in Pharmacology research & perspectives (01.06.2019)
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Journal Article
Simultaneous determination of prednisolone, prednisone, cortisol, and cortisone in plasma by GC–MS: Estimating unbound prednisolone concentration in patients with nephrotic syndrome during oral prednisolone therapy
Shibasaki, Hiromi, Nakayama, Hideaki, Furuta, Takashi, Kasuya, Yasuji, Tsuchiya, Mari, Soejima, Akinori, Yamada, Akira, Nagasawa, Toshihiko
Published in Journal of chromatography. B (15.07.2008)
Published in Journal of chromatography. B (15.07.2008)
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Journal Article
Conference Proceeding
Simultaneous determination of androstenedione, 11β-hydroxyandrostenedione, and testosterone in human plasma by stable isotope dilution mass spectrometry
Yokokawa, Akitomo, Yamamoto, Kazuhiro, Omori, Yuhei, Shibasaki, Hiromi, Shinohara, Yoshihiko, Kasuya, Yasuji, Furuta, Takashi
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (01.03.2009)
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (01.03.2009)
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Journal Article
Comparative study of stable isotope-labeled internal standard substances for the LC-MS/MS determination of the urinary excretion of melatonin
Shimazaki, Hayato, Ogawa, Shingo, Takano, Hiroki, Ohki, Seiya, Fukae, Momoka, Furihata, Tomomi, Shibasaki, Hiromi, Yokokawa, Akitomo
Published in Medical Mass Spectrometry (25.06.2023)
Published in Medical Mass Spectrometry (25.06.2023)
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Journal Article
Simultaneous determination of 6β-hydroxycortisol and cortisol in human urine by liquid chromatography with ultraviolet absorbance detection for phenotyping the CYP3A activity determined by the cortisol 6β-hydroxylation clearance
Furuta, Takashi, Mori, Chieko, Suzuki, Atsushi, Shibasaki, Hiromi, Yokokawa, Akitomo, Kasuya, Yasuji
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (05.03.2004)
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (05.03.2004)
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Journal Article
Dried blood spots analysis of 6β‐hydroxycortisol and cortisol using liquid chromatography/tandem mass spectrometry for calculating 6β‐hydroxycortisol to cortisol ratio
Hirano, Ryohei, Yokokawa, Akitomo, Furihata, Tomomi, Shibasaki, Hiromi
Published in Journal of mass spectrometry. (01.12.2021)
Published in Journal of mass spectrometry. (01.12.2021)
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Journal Article
Effects of 11β-hydroxysteroid dehydrogenase 2 activity on the prediction accuracy of plasma unbound cortisol concentration based on salivary cortisol
Yokokawa, Akitomo, Kitano, Aya, Tanaka, Daichi, Higashi, Kai, Yanada, Shun, Shimizu, Kohei, Furihata, Tomomi, Shibasaki, Hiromi
Published in Medical Mass Spectrometry (25.06.2022)
Published in Medical Mass Spectrometry (25.06.2022)
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Journal Article
Simultaneous determination of endogenous and stable isotope-labelled 6β-hydroxycortisols in human urine by stable isotope dilution mass spectrometry
Suzuki, Atsushi, Shibasaki, Hiromi, Kasuya, Yasuji, Furuta, Takashi
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (05.09.2003)
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (05.09.2003)
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Journal Article
Sensitive and simultaneous quantitation of 6β‐hydroxycortisol and cortisol in human plasma by LC‐MS/MS coupled with stable isotope dilution method
Hirano, Ryohei, Yokokawa, Akitomo, Furuta, Takashi, Shibasaki, Hiromi
Published in Journal of mass spectrometry. (01.08.2018)
Published in Journal of mass spectrometry. (01.08.2018)
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Journal Article
Midazolam Intoxication in a Premature Neonate
Endo, Mio, Hirano, Ryohei, Shibasaki, Hiromi, Yokokawa, Akitomo, Furuta, Takashi, Abe, Kurumi, Morita, Koji, Tanaka, Sachiko, Hirano, Toshihiko, Sakurai, Motoichiro, Mizuno, Katsumi
Published in Clinical therapeutics (01.05.2020)
Published in Clinical therapeutics (01.05.2020)
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Journal Article
Intraindividual and interindividual variabilities in endogenous cortisol 6β-hydroxylation clearance as an index for in vivo CYP3A phenotyping in humans
Shibasaki, Hiromi, Hosoda, Kaori, Goto, Mari, Suzuki, Atsushi, Yokokawa, Akitomo, Ishii, Kazuo, Furuta, Takashi
Published in Drug metabolism and disposition (01.02.2013)
Published in Drug metabolism and disposition (01.02.2013)
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Journal Article