There are 2 IFN-omega protein produced in house with high quality which are covering various species. Among these IFN-omega proteins, there are 2 Human IFN-omega protein. All these IFN-omega protein are expressed by different host cells. 2 IFN-omega proteins are expressed by HEK293 Cells . These IFN-omega proteins are produced with different tags, such as His Tag, hFc Tag.