Search
Filter Results
- Resource Type
- Article1
- Article Type
- Research Support, U.S. Gov't, P.H.S.1
- Result From
- PubMed1
-
Year
- Journal Title
- J Dent Res1
Search Results
- ArticleVittek J, Altman K, Rappaport SC, Gordon GG, Hagedorn J, Southren AL.J Dent Res. 1978 Mar;57(3):511-9.Rat oral mucosa microsomal delta4-3-ketosteroid-5alpha-A-ring reductase enzyme system, reducing testosterone and 4-androstenedione, was found to be inducible by systemic administration of medroxyprogesterone acetate (MPA). MPA, when used in a mixture with testosterone and/or 4-androstenedione in vitro, acted as a competitive inhibitor of the reduction of these substrates.