Effects of dental root posts on human gingival fibroblasts in vitro.
Dental root posts of gold-plated brass and German silver caused injury of human gingival fibroblasts in vitro. Posts made of stainless steel, titanium and gold alloys showed no discernible effects of cell morphology of apparent metabolic activity during the two-week period of observation.
D002478:Cells, Cultured; D003300:Copper / Q000494:pharmacology; D003722:Dental Alloys; D003759:Dental Implantation, Endosseous, Endodontic / Q000295:instrumentation*; D005347:Fibroblasts / Q000166:cytology* / Q000378:metabolism; D005881:Gingiva / Q000166:cytology*; D006047:Gold Alloys; D012834:Silver / Q000494:pharmacology; D015032:Zinc / Q000494:pharmacology
D003722:Dental Alloys; D006047:Gold Alloys; D012834:Silver; D003300:Copper; D015032:Zinc