1.
Acta Gastroenterol Latinoam
; 27(2): 99-102, 1997.
Article
in Spanish
| MEDLINE
| ID: mdl-9412137
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.
Subject(s)
Hepatitis A/epidemiology , Hepatitis Antibodies/blood , Hepatovirus/immunology , Adolescent , Child , Child, Preschool , Female , Hepatitis A/blood , Humans , Immunoglobulin G/isolation & purification , Immunoglobulin M/isolation & purification , Infant , Longitudinal Studies , Male , Prevalence , Prospective Studies , Seroepidemiologic Studies
2.
Acta Gastroenterol Latinoam
; 26(5): 301-3, 1996.
Article
in Spanish
| MEDLINE
| ID: mdl-9363268
ABSTRACT
We studied 450 healthy children between 3 months old and 17 years old who were seen at the Instituto Nacional de Pediatría during a period of one year (September 1992 June 1993). The EUSA test was positive in 4/450, 0.9%. The RIBA test was positive in these four children.
