Fig. 8From: Protective effect and related mechanisms of curcumin in rat experimental periodontitisPicro-sirius red staining. Marked collagen fiber destruction was observed in the ligation-only (L) group. The fiber bundles were scattered and disordered. Collagen fiber destruction was alleviated in the groups that underwent ligation in combination with treatment with 30 μg/g body weight curcumin (L + C30) or 100 μg/g body weight curcumin (L + C100)Back to article page