PMSG is a complex glycoprotein obtained from the serum of pregnant mares. This 43-63 kda protein is capable of supplementing and being substituted for the follicle stimulating gonadotrophin and interstitial cell-stimulating hormone of the anterior pituitary gland in both the male and female. Thus PMSG-Intervet stimulates development of the ovarian follicle in the female. 来源： Serum of pregnant mares. 溶解： Sterile Filtered White lyophilized (freeze-dried) powder. The PMSG was lyophilized with no additives. 保存：Lyophilized PMSG although stable at room temperature for 3 weeks, should be stored between 2-8℃.