Positive control: MCF7 cell lysate, K-562 cell lysate, A431 cell lysate, Neuro-2a cell lysate, NIH/3T3 cell lysate, C6 cell lysate, SH-SY5Y cell lysate, Neuro-2a, MCF7, human colon carcinoma tissue, human testis tissue, NIH/3T3. Predicted band size: 34 k