Total cell lysate.Conc/Titer: 500 mg/ml.Applications: Mouse cell line 3T3 and its RSV-transformed counterpart serve as negative and positive controls, respectively, for antibodies to proteins that are phosphorylated as a result of transformation by RSV (Rous sarcoma virus). Buffer: 0.06M Tris, pH 6.8, 2% SDS, 10% glycerol, 0.025% bromophenol blue, 0.05% mercaptoethanol.