There are 8 IL2 protein produced in house with high quality which are covering various species. Among these IL2 proteins, there are 5 Human IL2 protein, 1 Mouse IL2 protein, 1 Canine IL2 protein, 1 Rat IL2 protein. All these IL2 protein are expressed by different host cells. 2 IL2 proteins are expressed by HEK293 Cells , 1 IL2 proteins are expressed by Yeast , 5 IL2 proteins are expressed by E. coli . These IL2 proteins are produced with different tags, such as His Tag.