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  Indian J Med Microbiol
 

Figure 4: Breast carcinoma cells showing (a) estrogen receptor positivity (immunohistochemistry, ×400) (b) Negative immunoexpression for progesterone receptor (immunohistochemistry, ×400) (c) Her-2/neu positivity, Score 3+ (immunohistochemistry, ×400) (d) Ki-67 positivity in 80% cells (immunohistochemistry, ×400)

Figure 4: Breast carcinoma cells showing (a) estrogen receptor positivity (immunohistochemistry, ×400) (b) Negative immunoexpression for progesterone receptor (immunohistochemistry, ×400) (c) Her-2/neu positivity, Score 3+ (immunohistochemistry, ×400) (d) Ki-67 positivity in 80% cells (immunohistochemistry, ×400)