Figure 1. S14G humanin (HNG) alleviated the pathological changes in lung tissues of acute lung injury (ALI) mice. (A) Representative images of HE staining on lung tissues. Scale bar, 250 μm; (B) Lung injury score; (C) W/D weight ratio (n=6, **, P<0.05 vs. Control; &, P<0.05, 0.01 vs. LPS group).