Fig. 3
From: The protective mechanism of SIRT1 on cartilage through regulation of LEF-1
A β-catenin immunohistochemistry test results, 400 × , scale bar = 50 μm; B MMP-13: immunohistochemistry test results, 400 × , scale bar = 50 μm; C Collagen II:immunohistochemistry test results, 400 × , scale bar = 50 μm (***P < 0.001,##P < 0.01)