Representative examples of immunohistochemical staining of TLR4, MD-2, and CXCR7 in colorectal carcinoma tissues (original magnification 100×).

Abstract

<p>Positive staining was observed as a dark brown color. Normal colorectal tissues showed negative immunohistochemical staining of TLR4 (A), MD-2 (B), and CXCR7 (C), and colorectal carcinoma tissues showed strong staining of TLR4 (D), MD-2 (E), and CXCR7 (F).</p