Western Blot of Peroxidase conjugated Donkey anti-Rabbit IgG antibody. Lane 1: Rabbit IgG. Lane 2: none. Load: 50 ng per lane. Primary antibody: none. Secondary antibody: Peroxidase donkey secondary antibody at 1:1,000 for 60 min at RT Block: MB-070 for 30 min at RT. Predicted/Observed size: 55 kDa, 28 kDa for Rabbit IgG. Other band(s): none.