both forms of pdgf bind to the transfected receptor , stimulate the receptor tyrosine kinase activity , and elicit a mitogenic response in a manner that was indistinguishable from the responses of balb/c 3t3 cells to aa and bb forms of pdgf can be attributed to a single type of receptor and show that the aa form , like the bb form , is a true mitogen .
C0032200
pdgf
C0018284
mitogen