Dietary soy protein containing isoflavonoids does not adversely affect the reproductive tract of male cynomolgus macaques (Macaca fascicularis).
Perry DL, Spedick JM, McCoy TP, Adams MR, Franke AA, Cline JM. Dietary soy protein containing isoflavonoids does not adversely affect the reproductive tract of male cynomolgus macaques (Macaca fascicularis). J Nutr. 2007 Jun; 137(6):1390-4.