There are 5 PDGF-B protein produced in house with high quality which are covering various species. Among these PDGF-B proteins, there are 1 Human PDGF-B protein, 1 Mouse PDGF-B protein, 1 Canine PDGF-B protein, 1 Rhesus PDGF-B protein, 1 Cynomolgus PDGF-B protein. All these PDGF-B protein are expressed by different host cells. 4 PDGF-B proteins are expressed by Yeast , 1 PDGF-B proteins are expressed by HEK293 Cells . These PDGF-B proteins are produced with different tags, such as His Tag, Fc Tag.