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Journal of Steroid Biochemistry|January 1, 1987
Equilin and equilenin biosynthesis. Stereochemistry of aromatization of 3-hydroxy-3,5,7-androstatrien-17-one by horse placentaM Numazawa, Y OsawaSteroids|September 1, 1979
Synthesis and some reactions of 6-bromoandrogens: potential affinity ligand and inactivator of estrogen synthetaseM Numazawa, Y OsawaThe Journal of Steroid Biochemistry and Molecular Biology|January 6, 2000
Biological aromatization of delta4,6- and delta1,4,6-androgens and their 6-alkyl analogs, potent inhibitors of aromataseM Numazawa, A YoshimuraThe Journal of Steroid Biochemistry and Molecular Biology|February 1, 1993
Inhibition study of human placental aromatase with 3-deoxy- and 6-oxo-steroids using [1 beta-3H]16 alpha-hydroxyandrostenedione as a substrate: a comparison to that using [1 beta-3H]androstenedioneM Numazawa, A MutsumiBiochemical and Biophysical Research Communications|May 31, 1991
6 alpha,7 alpha-cyclopropane derivatives of androst-4-ene: a novel class of competitive aromatase inhibitorsM Numazawa, A MutsumiBiological & Pharmaceutical Bulletin|May 1, 1997
Aromatase inactivation by a suicide substrate, androst-5-ene-4,7,17-trione: the 5beta,6beta-epoxy-19-oxo derivative, as a possible reactive electrophile irreversibly binding to the active siteM Numazawa, M TachibanaJournal of Steroid Biochemistry|January 1, 1989
Kinetic studies of inhibition of estradiol 2- and 16 alpha-hydroxylases with 17 alpha-ethynyl and 17 beta-cyano steroids: preferential inhibition of the 16 alpha-hydroxylaseM Numazawa, S SatohBiological & Pharmaceutical Bulletin|April 18, 2001
19-Oxygenation of C19-steroids with an A, B-ring enone structure, competitive inhibitors of estrogen biosynthesis, with human placental aromataseM Numazawa, K Yamada, M NagaokaChemical & Pharmaceutical Bulletin|November 1, 1990
Competitive inhibition and suicide inactivation of human placental aromatase by androst-4-ene-3,6-dione derivatives and 3 alpha-methoxyandrost-4-ene-6,17-dioneM Numazawa, A Mutsumi, H KigawaSteroids|August 1, 1995
Competing pathway involved in allylic acetoxylation of androst-5-en-17-one, and oxidation of allylic alcohols with chromium oxidesM Numazawa, M Tachibana, M KamizaPageof 8