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. 2011 Jul 7;5(5):454–464. doi: 10.1016/j.molonc.2011.06.005

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© 2011 Federation of European Biochemical Societies

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Immunohistochemical analysis of CHEK1 and PIG8 in breast carcinoma samples and MCF‐7 cell line. (a) Breast carcinoma sample (#3156) showing reduced expression of CHEK1. (b) Breast carcinoma sample (#374) showing cytoplasmic expression of CHEK1. (c) MCF‐7 cell line showing nuclear expression of CHEK1. (d) Breast carcinoma sample (#5364) showing reduced expression of PIG8. (e) Breast carcinoma sample (#796) showing cytoplasmic expression of PIG8. (f) MCF‐7 cell line showing reduced cytoplasmic expression of PIG8. The slim arrow indicates cytoplasmic expression and bold arrow indicates nuclear expression. D: Deletion, M: Methylation, ER: Estrogen receptor, PR: Progesterone receptor. The original magnifications are indicated in top left corner of the photograph. Scale bar for magnification of 50 μM.