[Prevalence of antibodies against hepatitis A virus (HAV) in a population of Mexican children].
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.
Ramirez Mayans
J A
JA
Servicio de Gastroenterología y Nutrición, Instituo Nacional de Pediatría, México, D.F. Mexico.
Cervantes Bustamante
R
R
Jiron Castro
R
R
Oyervides Garcia
C I
CI
Mata Rivera
N
N
Navarrete Delgadillo Natividad
M A
MA
Sosa Martinez
M C
MC
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
D006508:Hepatitis Antibodies; D007074:Immunoglobulin G; D007075:Immunoglobulin M