Western blot of HRP conjugated Superoxide Dismutase antibody. Lane 1: Superoxide Dismutase load: 50 ng per lane. Primary antibody: HRP conjugated Superoxide Dismutase antibody at 1/1,000 overnight at 4°C. Secondary antibody: none; HRP substrate. Predicted/observed size: 15.6 kDa, 15.6 kDa.