Immunohistochemical analysis of ILT4 and IL-10 expression in sections from primary breast cancer (200×). A: ILT4 positive expression in invasive ductal breast cancer. B: IL-10 positive expression in invasive ductal breast cancer. C: ILT4 expression was absent in adjacent normal breast tissues. D: IL-10 expression in adjacent normal breast tissues was also negative. E: ILT4 positive tumor cells in metastatic lymph nodes.
Liu et al. Diagnostic Pathology 2014 9:85 doi:10.1186/1746-1596-9-85