The 11beta-hydroxysteroid dehydrogenase isoforms: Pivotal catalytic activities yield potent C11-oxy C(19) steroids with 11betaHSD2 favouring 11-ketotestosterone, 11-ketoandrostenedione and 11-ketoprogesterone biosynthesis - Gent, R; du Toit, T; Bloem, L M (J Steroid Biochem Mol Biol, 2019)