Western blot. All lanes: COPB2 antibody at 2.51ug/ml. Lane 1: Human placenta tissue. Lane 2: MCF-7 whole cell lysate. Lane 3: Hela whole cell lysate. Lane 4: HepG2 whole cell lysate. Lane 5: Jurkat whole cell lysate. Secondary. Goat polyclonal to rabbit IgG at 1/10000 dilution. Predicted band size: 103, 100 kDa. Observed band size: 103 kDa.