MAPK3 antibody (E220185) at 1/1000 dilution. Lane1: 3T3 whole cell lysate 40ug/Lane. Lane2: A431 whole cell lysate 40ug/Lane. Lane3: MCF7 whole cell lysate 40ug/Lane. Lane4: Jurkat whole cell lysate 40ug/Lane. Lane5: Hela whole cell lysate 40ug/Lane. Predicted band size: 45KDa. Observed band size: 45KDa.