Fig. 3
From: An immunohistochemical approach to detect oncogenic CTNNB1 mutations in primary neoplastic tissues
Staining patterns encountered in CRC tissue microarrays for β-catenin; mutant (a–c), and wild type (d–f) (from left to right: H&E, β-catenin, active β-catenin/ABC). Cases with altered/mutant β-catenin fail to stain with the ABC (active β-catenin) antibody. 1 mm TMA cores
