Adrenocortical responses before and after bilateral oophorectomy suggest that ovarian factors have a limited role in the etiology of adrenal androgen excess of polycystic ovary syndrome.

A double-blind, randomized, placebo-controlled trial on the effects of metformin on serum levels of 8-hydroxy-20-deoxyguanosine (8-OHdG) in women with polycystic ovary syndrome showed levels were statistically significantly reduced versus placebo.

Young women with polycystic ovary syndrome and subclinical hypothyroidism present higher serum levels of low-density lipoprotein cholesterol with no changes in other lipid profile parameters, insulin resistance, or phenotypic manifestations.

In rats with cyclophosphamide-induced asthenozoospermia, CatSper1 and sperm motility were significantly reduced, whereas Sheng-Jing-San treatment restored the cyclophosphamide-induced down-regulation of CatSper1 and improved the sperm motility.