title: The effect of internal bleaching on tetracycline in dentin.
mesh_terms: D000818:Animals; D003707:Demeclocycline / Q000009:adverse effects / Q000378:metabolism*; D004285:Dogs; D008856:Microscopy, Fluorescence; D012390:Root Canal Therapy; D014070:Tooth / Q000378:metabolism*; D014073:Tooth Bleaching / Q000379:methods*; D014075:Tooth Discoloration / Q000139:chemically induced / Q000628:therapy*
chemical_list: D003707:Demeclocycline