Fig. 4

Effects of Zn-Gly on intestinal permeability and physical barrier function in ducks with DSS-induced intestinal inflammation. A and B The FITC-D and D-LA content in plasma of ducks (n = 6). C and D The relative expression of physical barrier-related genes (n = 6). E–H The relative protein expression of OCLN, CLDN-1 and CLDN-2 in ducks (n = 4). Mean ± SEM are shown. *P < 0.05