Effects of alpha-tocopherol on gingival expression of inducible nitric oxide synthase in the rats with experimental periodontitis and diabetes.
BACKGROUND: The aim of this study was to investigate effects of alpha-tocopherol and/or insulin on the number of gingival inducible nitric oxide synthase (iNOS) positive cells in rats with experimental periodontitis with or without streptozotocin (STZ)-in.....