Western blot. All lanes: Mmp7 antibody at 2µg/ml. Lane 1: Colo320 whole cell lysaye. Lane 2: NIH/3T3 whole cell lysaye. Lane 3: Mouse lung tissue. Lane 4: HepG2 whole cell lysate. Secondary. Goat polyclonal to rabbit IgG at 1/10000 dilution. Predicted band size: 30 kDa. Observed band size: 30 kDa