Figure 1

Light microscope images (× 40) of immunohistochemistry of representative colon cancer samples classified as BSI high (BAX was quantitatively detected in all positive stained cells and BAX staining intensity was classified as strong) (A), Bcl-2 immunopositive (>5% cytoplasmic staining) (B) and p53 immunopositive (>5% nuclear staining) (C).