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