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Figure 5 | Breast Cancer Research

Figure 5

From: Establishment of the epithelial-specific transcriptome of normal and malignant human breast cells based on MPSS and array expression data

Figure 5

Immunohistochemical analysis of periostin (POSTN), IL8 and cartilage oligomeric matrix protein (COMP). (a) POSTN-positive invasive ductal carcinoma (IDC; ×400), in which both epithelial and stromal cells show cytoplasmic expression. (b) POSTN-negative IDC in which only the spindle shaped stromal cells are stained (×400). (c) IL8 (×100), showing positive staining only in the malignant breast epithelial cells. (d) COMP expression in the epithelial and stromal cells of an IDC, showing strong expression in both stromal and epithelial cells (×100).

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