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Steroids|September 1, 1989
3 beta-hydroxyandrost-4-en-6-one derivatives as aromatase inhibitorsM Numazawa, A Mutsumi, M TsujiBiological & Pharmaceutical Bulletin|November 5, 1999
19-oxygenated derivatives of androst-4-ene-6,17-dione and androst-5-ene-4,17-dione as catalytic probes for the active site of aromataseM Numazawa, K Yamada, K KidokoroBiological & Pharmaceutical Bulletin|May 31, 2001
Gas chromatography-mass spectrometric determination of activity of human placental aromatase using 16alpha-hydroxyandrostenedione as a substrateM Numazawa, A Yoshimura, M NagaokaClinica Chimica Acta; International Journal of Clinical Chemistry|January 15, 1979
Determination of estrogen ring D glucuronides in pregnancy plasma by direct radioimmunoassay without hydrolysisM Numazawa, T Tanaka, T NambaraSteroids|November 1, 1981
A short efficient synthesis of 16-oxygenated estratriene 3-sulfatesM Numazawa, K Kimura, M NagaokaThe Tohoku Journal of Experimental Medicine|July 1, 1976
Analysis of 6,293 routine proctosigmoidoscopiesH Watanabe, M Numazawa, S YamagataBiological & Pharmaceutical Bulletin|April 29, 1998
Aromatization of 19-oxygenated androst-4-ene-3,6,17-triones with human placental microsomesM Numazawa, T Sugiyama, M NagaokaBiochemical Pharmacology|February 11, 1994
Metabolic aspects of the 1 beta-proton and the 19-methyl group of androst-4-ene-3,6,17-trione during aromatization by placental microsomes and inactivation of aromataseM Numazawa, K Midzuhashi, M NagaokaSteroids|August 28, 2001
Production of 16beta-(acetoxy)acetoxy derivatives by reaction of 17-keto steroid enol acetates with lead (IV) acetateM Numazawa, M Shelangouski, M NakakoshiSteroids|August 1, 1997
6-Alkylandrosta-4,6-diene-3,17-diones and their 1,4,6-triene analogs as aromatase inhibitors. Structure-activity relationshipsM Numazawa, M Oshibe, S YamaguchiPageof 8