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Table 1 Expression status of C-erbB-2 in pre-chemotherapy and post-chemotherapy specimens on the full tissue sections.

From: Decreased expression of C-erbB-2 and CXCR4 in breast cancer after primary chemotherapy

C-erbB-2 expression Pre-chemotherapy (%) Post-chemotherapy (%) χ2 p
13 18 --- ---
+ 17 14 10.273 0.016
+ + 6 8 --- ---
+ + + 10 2 --- ---