Abstract
Microbial transformation of testosterone (17β-hydroxyandrost-4-en-3-one) (1) by Curvularia lunata and Pleurotus oestreatus yielded 17-dehydrotestosterone (androst-4-ene-3,17-dione) (2) and 15α-hydroxytestosterone (15α, 17β-dihydroxyandrost-4-en-3- one) (3), respectively.