特異性:Chicken CD3 CD3 is a member of the T cell receptor-associated CD3 complex. MAb CT-3 recognizes a complex of at least three polypeptides of Mr 20-, 19-, and 17-kDa (two of which are N-glycosylated) on chicken T cells. The antibody also coprecipitates a polypeptide of 90-kDa from digitonin solubilized T cell lysates, which can be reduced to two polypeptides of Mr 50- and 40-kDa.1