CD19 Immunoprecipitation using: Lane A: 0.5 mg 293T Whole Cell Lysate, Lane B: 0.5 mg Jurkat Whole Cell Lysate, Lane C: 0.5 mg Daudi Whole Cell Lysate 2 µL with CD19 Recombinant Rabbit Monoclonal Antibody (303) (Product # MA5-29095) and 15 µL of 50 % Protein G agarose. Primary antibody: CD19 Recombinant Rabbit Monoclonal Antibody (303), at 1:100 dilution. Secondary antibody: Dylight 800-labeled antibody to rabbit IgG (H+L), at 1:5,000 dilution. Developed using the Odyssey technique. Performed under reducing conditions. Predicted band size: 61 kDa. Observed band size: 100 kDa.