Yokokawa A - Search Results

1

Effect of UGT1A1, CYP3A and CES Activities on the Pharmacokinetics of Irinotecan and its Metabolites in Patients with UGT1A1 Gene Polymorphisms.

Yokokawa A, Kaneko S, Endo S, Minowa Y, Ayukawa H, Hirano R, Nagashima F, Naruge D, Okano N, Kobayashi T, Kawai K, Furuse J, Furuta T, Shibasaki H. Yokokawa A, et al. Eur J Drug Metab Pharmacokinet. 2021 Mar;46(2):317-324. doi: 10.1007/s13318-021-00675-3. Epub 2021 Feb 23. Eur J Drug Metab Pharmacokinet. 2021. PMID: 33619631

2

Measurement of cortisol secretion rate by stable isotope methodology following oral administration of 13C-labeled cortisol to a human subject.

Kasuya Y, Yokokawa A, Shibasaki H, Furuta T. Kasuya Y, et al. Among authors: yokokawa a. Steroids. 2002 Aug;67(9):783-8. doi: 10.1016/s0039-128x(02)00037-5. Steroids. 2002. PMID: 12123790

3

Evaluation of 11beta-HSD activities in vivo following oral administration of cortisol-13C4,2H1 to a human subject.

Kasuya Y, Yokokawa A, Takayama S, Shibasaki H, Furuta T. Kasuya Y, et al. Among authors: yokokawa a. Steroids. 2003 Feb;68(2):167-76. doi: 10.1016/s0039-128x(02)00169-1. Steroids. 2003. PMID: 12606008 Clinical Trial.

4

Evidence for the validity of cortisol 6 beta-hydroxylation clearance as a new index for in vivo cytochrome P450 3A phenotyping in humans.

Furuta T, Suzuki A, Mori C, Shibasaki H, Yokokawa A, Kasuya Y. Furuta T, et al. Among authors: yokokawa a. Drug Metab Dispos. 2003 Nov;31(11):1283-7. doi: 10.1124/dmd.31.11.1283. Drug Metab Dispos. 2003. PMID: 14570755

5

Simultaneous determination of 6beta-hydroxycortisol and cortisol in human urine by liquid chromatography with ultraviolet absorbance detection for phenotyping the CYP3A activity determined by the cortisol 6beta-hydroxylation clearance.

Furuta T, Mori C, Suzuki A, Shibasaki H, Yokokawa A, Kasuya Y. Furuta T, et al. Among authors: yokokawa a. J Chromatogr B Analyt Technol Biomed Life Sci. 2004 Mar 5;801(2):165-71. doi: 10.1016/j.jchromb.2003.11.001. J Chromatogr B Analyt Technol Biomed Life Sci. 2004. PMID: 14751784

6

Use of 11alpha-deuterium labeled cortisol as a tracer for assessing reduced 11beta-HSD2 activity in vivo following glycyrrhetinic acid ingestion in a human subject.

Kasuya Y, Yokokawa A, Takashima S, Shibasaki H, Furuta T. Kasuya Y, et al. Among authors: yokokawa a. Steroids. 2005 Feb;70(2):117-25. doi: 10.1016/j.steroids.2004.10.006. Steroids. 2005. PMID: 15631868

7

Plasma profiling of intact isoflavone metabolites by high-performance liquid chromatography and mass spectrometric identification of flavone glycosides daidzin and genistin in human plasma after administration of kinako.

Hosoda K, Furuta T, Yokokawa A, Ogura K, Hiratsuka A, Ishii K. Hosoda K, et al. Among authors: yokokawa a. Drug Metab Dispos. 2008 Aug;36(8):1485-95. doi: 10.1124/dmd.108.021006. Epub 2008 Apr 28. Drug Metab Dispos. 2008. PMID: 18443032

8

Simultaneous determination of androstenedione, 11beta-hydroxyandrostenedione, and testosterone in human plasma by stable isotope dilution mass spectrometry.

Yokokawa A, Yamamoto K, Omori Y, Shibasaki H, Shinohara Y, Kasuya Y, Furuta T. Yokokawa A, et al. J Chromatogr B Analyt Technol Biomed Life Sci. 2009 Mar 1;877(7):621-6. doi: 10.1016/j.jchromb.2009.01.020. Epub 2009 Jan 23. J Chromatogr B Analyt Technol Biomed Life Sci. 2009. PMID: 19201664

9

Identification and quantification of daidzein-7-glucuronide-4'-sulfate, genistein-7-glucuronide-4'-sulfate and genistein-4',7-diglucuronide as major metabolites in human plasma after administration of kinako.

Hosoda K, Furuta T, Yokokawa A, Ishii K. Hosoda K, et al. Among authors: yokokawa a. Anal Bioanal Chem. 2010 Jun;397(4):1563-72. doi: 10.1007/s00216-010-3714-8. Epub 2010 May 2. Anal Bioanal Chem. 2010. PMID: 20437034

10

Separation and quantitative determination of 6α-hydroxycortisol and 6β-hydroxycortisol in human urine by high-performance liquid chromatography with ultraviolet absorption detection.

Shibasaki H, Okamoto S, Inoue R, Okita M, Yokokawa A, Furuta T. Shibasaki H, et al. Among authors: yokokawa a. Anal Bioanal Chem. 2012 Mar;402(9):2945-52. doi: 10.1007/s00216-012-5714-3. Epub 2012 Feb 10. Anal Bioanal Chem. 2012. PMID: 22318698

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