Fig. 1From: The peripheral monocyte count is associated with the density of tumor-associated macrophages in the tumor microenvironment of colorectal cancer: a retrospective studyThe immunohistochemical expression of CD163, an M2 macrophage-specific marker. a A low density of TAMs (100×) b A high density of TAMs (100×) c A low density of TAMs (400×) d A high density of TAMs (400×)Back to article page