figs2.

Active β-catenin expression in human AAA. Representative immunohistochemical analysis for active β-catenin assessed in abdominal aorta samples from patients with AAA and healthy donors. Samples were counterstained with haematoxylin. The indicated areas are magnified and shown in Figure 1A. Negative controls in which the primary antibody against active β-catenin was omitted were performed in consecutive serial sections. Bars: 100 µm.