title: [Prevalence of antibodies against hepatitis A virus (HAV) in a population of Mexican children].
abstract: We studied by ELISA test 450 healthy children looking for IgG and IgM antibodies against virus A hepatitis. 376/450 (86.3%) showed IgG antibodies. 50% of children under one year were positive. At 3 years of age 80% of children from this study were with antibodies IgG and 96% of children at 10 years of age were positive. Only 9 children showed antibodies IgM.
authors.affiliation: Servicio de Gastroenterología y Nutrición, Instituo Nacional de Pediatría, México, D.F. Mexico.
authors.forename: J A
authors.initials: JA
authors.lastname: Ramirez Mayans
authors.forename: R
authors.initials: R
authors.lastname: Cervantes Bustamante
authors.forename: R
authors.initials: R
authors.lastname: Jiron Castro
authors.forename: C I
authors.initials: CI
authors.lastname: Oyervides Garcia
authors.forename: N
authors.initials: N
authors.lastname: Mata Rivera
authors.forename: M A
authors.initials: MA
authors.lastname: Navarrete Delgadillo Natividad
authors.forename: M C
authors.initials: MC
authors.lastname: Sosa Martinez
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006506:Hepatitis A / Q000097:blood / Q000453:epidemiology*; D006508:Hepatitis Antibodies / Q000097:blood*; D006507:Hepatovirus / Q000276:immunology*; D006801:Humans; D007074:Immunoglobulin G / Q000302:isolation & purification; D007075:Immunoglobulin M / Q000302:isolation & purification; D007223:Infant; D008137:Longitudinal Studies; D008297:Male; D015995:Prevalence; D011446:Prospective Studies; D016036:Seroepidemiologic Studies
chemical_list: D006508:Hepatitis Antibodies; D007074:Immunoglobulin G; D007075:Immunoglobulin M