Additional file 1.

Immunohistochemical staining for β-catenin. Photomicrographs of immunohistochemical staining detected β-catenin active pattern in the in vivo model tumor using stable transfectant cells with an empty vector (KYSE 170 mock) and with a siRNA vector against fascin (KYSE 170F4).

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Ortiz et al. Diagnostic Pathology 2010 5:41   doi:10.1186/1746-1596-5-41