Western Blot. Positive WB detected in: U87 whole cell lysate, PC-3 whole cell lysate, 293 whole cell lysate, U251 whole cell lysate, A549 whole cell lysate, MG-63 whole cell lysate, MCF-7 whole cell lysate . All lanes CD9 antibody at 1:2000. Secondary. Goat polyclonal to mouse IgG at 1/50000 dilution. Predicted band size: 25 KDa. Observed band size: 25 KDa. Exposure time: 5min