title: [Response of the periodontal tissue to E. coli endotoxin injections in immunized and non-immunized rats].
mesh_terms: D000818:Animals; D000907:Antibodies, Bacterial / Q000032:analysis; D004731:Endotoxins / Q000494:pharmacology*; D004926:Escherichia coli; D007114:Immunization; D008297:Male; D010519:Periodontium / Q000187:drug effects* / Q000276:immunology / Q000473:pathology; D051381:Rats
chemical_list: D000907:Antibodies, Bacterial; D004731:Endotoxins