Anti-Sis antibodies can be readily obtained from commercial sources. The Sis protein is a reported synonym for the human gene PDGFB, encoding platelet derived growth factor subunit B. The full-length protein is 27,283 daltons in mass with 2 identified isoforms. This protein is reported to contain sites of glycosylation. Antibodies to the Sis antigen may be useful for studying growth factor signaling. Visit the antibody supplier page for key details, including validated applications and target specificity.