Positive control: HeLa cell lysate, A549 cell lysate, HepG2 cell lysate, Jurkat cell lysate, NIH/3T3 cell lysate, F9 cell lysate, RAW264.7 cell lysate, C6 cell lysate, A431 cell lysate, Daudi cell lysate, K-562 cell lysate, HL-60 cell lysate, SW480 cell