(A) Representative images of lung tissues of H&E staining results. Magnification: 10×, 20× and 40×. (B) Intestinal injury assessment according to Szapiel score classification. PDTC or Emodin distinctly suppressed the lung injury score of acute intestinal injury rats. All mice were randomly divided into five groups: normal group; saline group; acute intestinal injury model group; intestinal injury model + emodin group; intestinal injury model + PDTC group. *P<0.05; **P<0.01; ***P<0.001; ns, no statistical significance.