Western blot. All lanes: 39S ribosomal protein L1, mitochondrial antibody at 2ug/ml. Lane 1: Hela whole cell lysate. Lane 2: K562 whole cell lysate. Lane 3: HepG2 whole cell lysate. Secondary. Goat polyclonal to rabbit IgG at 1/10000 dilution. Predicted band size: 39 kDa. Observed band size: 39 kDa.