Lendrum straining of the mouse intestineβ-catenin immunohistochemistry staining of the mouse intestinelacZ expression in the mouse liverNuclear Fast Red staining of the mouse intestinelacZ staining of the transgenic mouse intestinal tumour contrastained with Nuclear Fast Redβ-catenin immunohistochemistry staining of the mouse colonlacZ staining of the transgenic mouse hair follicles contrastained with Nuclear Fast Redβ-catenin immunohistochemistry staining of the whole mouse intestineIn situ hybridization of the mouse embryonic lung