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Figure 3: (a) Estrogen receptor – Tumor cells showing nuclear positivity with estrogen receptor immunostain (ER, ×100); (b) Progesterone receptor – Tumor cells showing nuclear positivity with progesterone receptor immunostain (PR, ×100); (c) HER-2/neu – Tumor cells showing membrane positivity with HER-2/neuimmunostain (HER-2/neu, ×200)

Figure 3: (a) Estrogen receptor – Tumor cells showing nuclear positivity with estrogen receptor immunostain (ER, ×100); (b) Progesterone receptor – Tumor cells showing nuclear positivity with progesterone receptor immunostain (PR, ×100); (c) HER-2/neu – Tumor cells showing membrane positivity with HER-2/neuimmunostain (HER-2/neu, ×200)