Fig. 3From: Indoleamine 2,3-dioxygenase 2 immunohistochemical expression in medullary thyroid carcinoma: implications in prognosis and immunomodulatory effectsRepresentative immunohistochemistry images showing low and high expression of IDO2 in (A) nonmetastatic lymph nodes and (B) metastatic lymph nodes (Top, 200x; below, 400x)Back to article page