An isoflavonoid derived from soy products. It inhibits PROTEIN-TYROSINE KINASE and topoisomerase-II; It is used as an antineoplastic and antitumor agent. 

[1] Peterson G, et al. Genistein inhibits both estrogen and growth factor-stimulated proliferation of human breast cancer cells. Cell Growth Differ. 1996 Oct;7(10):1345-51.

[2]  Jalili C, et al. Effect of Genistein on reproductive parameter and serum nitric oxide levels in morphine-treated mice. Int J Reprod Biomed (Yazd). 2016 Feb;14(2):95-102.

[3] Ding S, et al. Environmentally Relevant Dose of Bisphenol A Does Not Affect Lipid Metabolism and Has No Synergetic or Antagonistic Effects on Genistein's Beneficial Roles on Lipid Metabolism. PLoS One. 2016 May 12;11(5):e0155352.