A wide range of proteins including luteinizing hormone receptor, insulin hormone receptor, lipoprotein receptor, StAR, P450 side-chain cleavage, 3 beta-hydroxysteroid dehydrogenase and cytochrome P450c17 might be over-expressed in ovaries from PCOS patients [63], [64]. This evidence concerns the gene CYP2B6 and polycystic ovary syndrome.