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MSH2 and epithelial cell adhesion molecule (EPCAM) expressions in colorectal cancer (CRC) from EPCAM deletion carriers. (a) Loss of MSH2 expression in colorectal adenocarcinoma, mucinous type. (b) The same adenocarcinoma with a loss of EPCAM expression. Staining of normal colonic glands served as the internal positive control.
