title: Precipitating antibodies against Escherichia coli, Bacteroides fragilis ss. thetaiotaomicron and Pseudomonas aeruginosa in serum from normal persons and cystic fibrosis patients, determined by means of crossed immunoelectrophoresis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000907:Antibodies, Bacterial; D001441:Bacteroides fragilis / Q000276:immunology*; D002648:Child; D002675:Child, Preschool; D003550:Cystic Fibrosis / Q000276:immunology* / Q000382:microbiology; D004926:Escherichia coli / Q000276:immunology*; D005260:Female; D006801:Humans; D007123:Immunoelectrophoresis, Two-Dimensional; D007223:Infant; D008297:Male; D011550:Pseudomonas aeruginosa / Q000276:immunology*
chemical_list: D000907:Antibodies, Bacterial