Figure 9From: A pleomorphic carcinoma of the lung producing multiple cytokines and forming a rapidly progressive mass-like opacity Immunohistological staining of the tissue surrounding the cancer lesion (×400). The area surrounding the tumor in our patient contained many CD8 positive lymphocytes, but few neutrophils. The neutrophils were negative for IL-8, whereas the infiltrating lymphocytes were weakly positive for IL-8R/CXCR1.Back to article page