There are 5 Follistatin protein produced in house with high quality which are covering various species. Among these Follistatin proteins, there are 3 Human Follistatin protein, 2 Mouse Follistatin protein. All these Follistatin protein are expressed by different host cells. 4 Follistatin proteins are expressed by HEK293 Cells , 1 Follistatin proteins are expressed by CHO Stable Cells . These Follistatin proteins are produced with different tags, such as His Tag, Fc Tag.