Western Blot. Positive WB detected in: Hela whole cell lysate, Jurkat whole cell lysate, NIH/3T3 whole cell lysate, K562 whole cell lysate. All lanes: RAD51 antibody at 2.7µg/ml. Secondary. Goat polyclonal to rabbit IgG at 1/50000 dilution. Predicted band size: 37, 27, 32 kDa. Observed band size: 37 kDa