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Figure 2 | SpringerPlus

Figure 2

From: Folate receptor alpha (FRA) expression in breast cancer: identification of a new molecular subtype and association with triple negative disease

Figure 2

FRA staining in normalbreast tissue and DCIS.a Normal breast tissue: strong 3+ membrane staining is seen on the luminal border of secretory cells. Myoepithelial cells in the outer layer of the duct are not stained (x40). b Ductal carcinoma in situ of breast, intermediate grade: the majority of tumor cells reveal 3+ strong or 2+ moderate membrane staining on the luminal and lateral cell borders (x20).

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