Figure 1.

Development of human breast carcinoma is characterized by abundant infiltration of immune cells. Representative sections of normal, premalignant, and malignant human breast tissue stained with hematoxylin and eosin (H&E) (upper panels), and following immunodetection of CD45 (leukocyte common antigen, brown staining). DCIS, ductal carcinoma in situ.

DeNardo and Coussens Breast Cancer Research 2007 9:212   doi:10.1186/bcr1746
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