Effects of endotoxin on immunity in aging mice.
D000375:Aging; D000818:Animals; D000917:Antibody Formation / Q000187:drug effects; D000941:Antigens; D004731:Endotoxins / Q000494:pharmacology*; D004912:Erythrocytes / Q000276:immunology; D007111:Immunity, Cellular; D008070:Lipopolysaccharides / Q000494:pharmacology; D008297:Male; D051379:Mice; D008810:Mice, Inbred C57BL; D012756:Sheep
D000941:Antigens; D004731:Endotoxins; D008070:Lipopolysaccharides