Table 2. Immunohistochemical findings for epithelium, crypts and stromal regions of the rectum sections of 4 experimental groups.

FGF-2, fibroblast growth factor 2; HIF-1α, hypoxia-inducible factor 1α; VEGF, vascular endothelial growth factor.

^a)P < 0.05 vs. other groups. ^b)P < 0.01 vs. other groups. ^c)P < 0.01 control group vs. treatment and prophylaxis groups. ^d)P < 0.001 vs. other groups. ^e)P < 0.05 treatment group vs. prophylaxis group.