title: In vitro cytotoxicity of periodontal dressings.
abstract: The cytotoxicity of three periodontal dressings was evaluated by two in vitro cell culture techniques. Fresh and stored materials were found to be cytotoxic by both techniques and it appeared that the mechanism of cytotoxicity was different for the three dressing materials tested.
mesh_terms: D002470:Cell Survival; D002478:Cells, Cultured; D002860:Chromium Radioisotopes; D004847:Epithelial Cells; D005069:Evaluation Studies as Topic; D009499:Neutral Red; D010511:Periodontal Dressings / Q000633:toxicity*; D013194:Staining and Labeling
chemical_list: D002860:Chromium Radioisotopes; D009499:Neutral Red