Value of glucose transport protein 1 expression in detecting lymph node metastasis in patients with colorectal cancer

Figure 1 Immunohistochemical staining for glucose transport protein 1 in colorectal cancer. Glucose transport protein 1 expression was demonstrated as cytoplasmic or membranous staining. A-D: The score was assessed according to the intensity [0 = negative (A), 1 = weak (B), 2 = moderate (C), 3 = strong (D); × 100]. A score of 2 or higher was considered as positive.