title: Precipitating antibodies to E. coli O antigens: a suggested difference in the antibody response of infants and children with first and recurrent attacks of pyelonephritis.
mesh_terms: D000293:Adolescent; D000906:Antibodies / Q000032:analysis*; D000917:Antibody Formation; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D004926:Escherichia coli / Q000276:immunology; D004927:Escherichia coli Infections / Q000276:immunology*; D005260:Female; D006384:Hemagglutination; D006386:Hemagglutination Tests; D006801:Humans; D005779:Immunodiffusion; D007074:Immunoglobulin G / Q000032:analysis; D007223:Infant; D008297:Male; D011704:Pyelonephritis / Q000276:immunology*
chemical_list: D000906:Antibodies; D007074:Immunoglobulin G