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. 2014 Mar 3;9(3):e90308. doi: 10.1371/journal.pone.0090308

Table 2. Immunohistochemical Staining of SFRP1 and β-catenin expression in human biliary tract cancer versus normal bile duct tissues.

Biliary tract status n SFRP1 β-catenin
Negative Positive Negative Positive
Cancerous 78 52 (66.7%) 26 (33%) 25 (32.1%) 53 (67.9%)
Non-cancerous 36 11 (30.6%) 25 (69.4%) 28 (77.8%) 8 (22.2%)