Figure 5.

Immunohistochemical expression of IL-10, cathepsin B and CD68 in macrophage. A-B, High IL-10 expression in macrophage, A, IL-10 staining in macrophage (strong positivity); B, CD68 staining. C-D, Cathepsin B expression in macrophage; C, cathepsin B staining in macrophage (most cells were moderate positivity, only a few cells were strong staining); D, CD68 staining. Scale bar indicates 50 μm. Original magnification, × 400.

Wang et al. Journal of Experimental & Clinical Cancer Research 2011 30:62   doi:10.1186/1756-9966-30-62
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