title: Precipitating antibody against lipopolysaccharide of Haemophilus actinomycetemcomitans in human serum.
abstract: Approximately 6% of 50 tested human sera possessed precipitating antibody against lipopolysaccharide from Haemophilus actinomycetemcomitans (Actinobacillus actinomycetemcomitans).
mesh_terms: D010520:Aggressive Periodontitis / Q000276:immunology*; D000907:Antibodies, Bacterial / Q000276:immunology*; D006190:Haemophilus / Q000276:immunology*; D006801:Humans; D005779:Immunodiffusion; D008070:Lipopolysaccharides / Q000276:immunology*; D010510:Periodontal Diseases / Q000276:immunology*; D010518:Periodontitis / Q000276:immunology*
chemical_list: D000907:Antibodies, Bacterial; D008070:Lipopolysaccharides