Fig. 2

Immunohistochemical analyses of cancer and stromal cell CXCL16 expression and cancer cell CXCR6 in NSCLC. (a) Cancer cell CXCL16 high expression; (b) Cancer cell CXCL16 low expression; (c) stromal CXCL16 high expression; (d) stromal CXCL16 low expression; (e) Cancer cell CXCR6 high expression; (f) Cancer cell CXCR6 low expression; (g) Normal lung CXCL16 expression; (h) Normal lung CXCR6 expression