Highly sensitive quantification of key regulatory oxysterols in biological samples by LC-ESI-MS/MS
Honda, Akira, Yamashita, Kouwa, Hara, Takashi, Ikegami, Tadashi, Miyazaki, Teruo, Shirai, Mutsumi, Xu, Guorong, Numazawa, Mitsuteru, Matsuzaki, Yasushi
Published in Journal of lipid research (01.02.2009)
Published in Journal of lipid research (01.02.2009)
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Journal Article
Highly sensitive analysis of sterol profiles in human serum by LC-ESI-MS/MS
Honda, Akira, Yamashita, Kouwa, Miyazaki, Hiroshi, Shirai, Mutsumi, Ikegami, Tadashi, Xu, Guorong, Numazawa, Mitsuteru, Hara, Takashi, Matsuzaki, Yasushi
Published in Journal of lipid research (01.09.2008)
Published in Journal of lipid research (01.09.2008)
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Journal Article
Development of highly sensitive quantification method for testosterone and dihydrotestosterone in human serum and prostate tissue by liquid chromatography–electrospray ionization tandem mass spectrometry
Yamashita, Kouwa, Miyashiro, Yoshimichi, Maekubo, Hitoe, Okuyama, Mitsunobu, Honma, Seijiro, Takahashi, Madoka, Numazawa, Mitsuteru
Published in Steroids (01.11.2009)
Published in Steroids (01.11.2009)
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Journal Article
Highly sensitive determination of estrone and estradiol in human serum by liquid chromatography–electrospray ionization tandem mass spectrometry
Yamashita, Kouwa, Okuyama, Mitsunobu, Watanabe, Yoko, Honma, Seijiro, Kobayashi, Sayuri, Numazawa, Mitsuteru
Published in Steroids (01.10.2007)
Published in Steroids (01.10.2007)
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Journal Article
Highly sensitive and specific analysis of sterol profiles in biological samples by HPLC–ESI–MS/MS
Honda, Akira, Miyazaki, Teruo, Ikegami, Tadashi, Iwamoto, Junichi, Yamashita, Kouwa, Numazawa, Mitsuteru, Matsuzaki, Yasushi
Published in The Journal of steroid biochemistry and molecular biology (01.08.2010)
Published in The Journal of steroid biochemistry and molecular biology (01.08.2010)
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Journal Article
Use of novel picolinoyl derivatization for simultaneous quantification of six corticosteroids by liquid chromatography-electrospray ionization tandem mass spectrometry
Yamashita, Kouwa, Takahashi, Madoka, Tsukamoto, Satoshi, Numazawa, Mitsuteru, Okuyama, Mitsunobu, Honma, Seijiro
Published in Journal of Chromatography A (30.11.2007)
Published in Journal of Chromatography A (30.11.2007)
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Journal Article
Fusaric Acid as a Novel Proton-Affinitive Derivatizing Reagent for Highly Sensitive Quantification of Hydroxysteroids by LC-ESI-MS/MS
Yamashita, Kouwa, Yamazaki, Keiko, Komatsu, Sachiko, Numazawa, Mitsuteru
Published in Journal of the American Society for Mass Spectrometry (01.02.2010)
Published in Journal of the American Society for Mass Spectrometry (01.02.2010)
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Journal Article
Simultaneous determination of tetrahydrocortisol, allotetrahydrocortisol and tetrahydrocortisone in human urine by liquid chromatography-electrospray ionization tandem mass spectrometry
Yamashita, Kouwa, Nakagawa, Risa, Okuyama, Mitsunobu, Honma, Seijiro, Takahashi, Madoka, Numazawa, Mitsuteru
Published in Steroids (01.08.2008)
Published in Steroids (01.08.2008)
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Journal Article
Highly sensitive quantification of serum malonate, a possible marker for de novo lipogenesis, by LC-ESI-MS/MS
Honda, Akira, Yamashita, Kouwa, Ikegami, Tadashi, Hara, Takashi, Miyazaki, Teruo, Hirayama, Takeshi, Numazawa, Mitsuteru, Matsuzaki, Yasushi
Published in Journal of lipid research (01.10.2009)
Published in Journal of lipid research (01.10.2009)
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Journal Article
Preparation and Structural Elucidation of the Picolinyl Ester of Aldosterone for Liquid Chromatography-Electrospray Ionization Tandem Mass Spectrometry
Yamashita, Kouwa, Tadokoro, Yumiko, Takahashi, Madoka, Numazawa, Mitsuteru
Published in Chemical & Pharmaceutical Bulletin (01.06.2008)
Published in Chemical & Pharmaceutical Bulletin (01.06.2008)
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Journal Article
Gastric Parietal Cells: Potent Endocrine Role in Secreting Estrogen as a Possible Regulator of Gastro-Hepatic Axis
Ueyama, Takashi, Shirasawa, Nobuyuki, Numazawa, Mitsuteru, Yamada, Keiko, Shelangouski, Momoko, Ito, Takao, Tsuruo, Yoshihiro
Published in Endocrinology (Philadelphia) (01.08.2002)
Published in Endocrinology (Philadelphia) (01.08.2002)
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Journal Article
Structure–activity relationships of 2-, 4-, or 6-substituted estrogens as aromatase inhibitors
Numazawa, Mitsuteru, Ando, Momoko, Watari, Yoko, Tominaga, Takako, Hayata, Yasuko, Yoshimura, Akiko
Published in The Journal of steroid biochemistry and molecular biology (01.06.2005)
Published in The Journal of steroid biochemistry and molecular biology (01.06.2005)
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Journal Article
Highly sensitive quantification of key regulatory oxysterols in biological samples by LC-ESI-MS/MSs
Honda, Akira, Yamashita, Kouwa, Hara, Takashi, Ikegami, Tadashi, Miyazaki, Teruo, Shirai, Mutsumi, Xu, Guorong, Numazawa, Mitsuteru, Matsuzaki, Yasushi
Published in Journal of lipid research (01.02.2009)
Published in Journal of lipid research (01.02.2009)
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Journal Article