Mitsunobu Okuyama

Highly sensitive determination of estrone and estradiol in human serum by liquid chromatography–electrospray ionization tandem mass spectrometry

Kouwa Yamashita, Mitsunobu Okuyama, Yoko Watanabe et al. · Steroids · 2007 · 132 citations

Natural Sciences, Chemistry, Endocrinology +17

Measurement of Peripheral Plasma 18-Oxocortisol Can Discriminate Unilateral Adenoma From Bilateral Diseases in Patients With Primary Aldosteronism

Fumitoshi Satoh, Ryo Morimoto, Yoshikiyo Ono et al. · Hypertension · 2015 · 128 citations · Full text

Medicine, Biochemistry, Endocrinology +17

Development of highly sensitive quantification method for testosterone and dihydrotestosterone in human serum and prostate tissue by liquid chromatography–electrospray ionization tandem mass spectrometry

Kouwa Yamashita, Yoshimichi Miyashiro, Hitoe Maekubo et al. · Steroids · 2009 · 94 citations

Medicine, Biochemistry, Endocrinology +17

18-Oxocortisol Measurement in Adrenal Vein Sampling as a Biomarker for Subclassifying Primary Aldosteronism

Yasuhiro Nakamura, Fumitoshi Satoh, Ryo Morimoto et al. · The Journal of Clinical Endocrinology & Metabolism · 2011 · 78 citations · Full text

Life Sciences, Biochemistry, Endocrinology +16

Use of novel picolinoyl derivatization for simultaneous quantification of six corticosteroids by liquid chromatography-electrospray ionization tandem mass spectrometry

Kouwa Yamashita, Madoka Takahashi, Satoshi Tsukamoto et al. · Journal of Chromatography A · 2007 · 72 citations

Pharmacy, Pharmaceutical Analysis, Pharmacology +13