Western blot. All lanes: MAGEB18 antibody at 12µg/ml. Lane 1: MCF-7 whole cell lysate. Lane 2: A549 whole cell lysate. Lane 3: Hela whole cell lysate. Lane 4: Mouse heart tissue. Secondary. Goat polyclonal to rabbit IgG at 1/10000 dilution. Predicted band size: 39 kDa. Observed band size: 39 kDa