There are 3 IL-27 protein produced in house with high quality which are covering various species. Among these IL-27 proteins, there are 2 Human IL-27 protein, 1 Mouse IL-27 protein. All these IL-27 protein are expressed by different host cells. 2 IL-27 proteins are expressed by CHO Stable Cells , 1 IL-27 proteins are expressed by HEK293 Cells . These IL-27 proteins are produced with different tags, such as His Tag.