Western blot using Rockland's protein-A purified anti-Cat IL-2 antibody shows detection of recombinant Cat IL-2 at 15.4 kDa, raised in yeast. Primary antibody was diluted to 1 µg/ml. 3% BSA from Rockland's p/n BSA-30 (Bovine Serum Albumin Solution) was used for blocking. Secondary antibody p/n 611-131-122 (Goat anti-Rabbit IgG IRDye® 800) was used at 1:20,000.