title: [Effect of dead space in the root canal on the surrounding tissue].
mesh_terms: D000328:Adult; D000596:Amino Acids / Q000032:analysis; D000818:Animals; D005260:Female; D005883:Gingival Crevicular Fluid / Q000378:metabolism; D006801:Humans; D008875:Middle Aged; D010518:Periodontitis / Q000209:etiology*; D011859:Radiography; D051381:Rats; D012389:Root Canal Obturation / Q000009:adverse effects*; D014092:Tooth Root / Q000000981:diagnostic imaging
chemical_list: D000596:Amino Acids