Scientific article
English

Hepatitis B immunisation induces higher antibody and memory Th2 responses in new-borns than in adults

Published in

Vaccine, vol. 22, no. 3-4, p. 511-519

Publication date

2004

Abstract

New-borns raise limited antibody responses to most T cell-dependent antigens but little is known about neonatal T lymphocyte responses to vaccines. In this study, we compared the immune response induced by the hepatitis B vaccine in new-borns and nai;ve adults. Infants produced markedly higher serum anti-hepatitis B surface (HBs) antibody titres than adults. This was not associated with greater HBs Ag-specific Th2 cytokine responses but with lower primary IFN-gamma responses. At 1 year, the infant memory response to HBs Ag was characterised by higher Th2 responses than those of adults. We conclude that neonatal antibody and T cell responses to hepatitis B vaccine differ from those induced in adults.

Keywords

  • Adjuvants, Immunologic
  • Adolescent
  • Adult
  • Aging/immunology
  • BCG Vaccine/immunology
  • Female
  • Hepatitis Antibodies/analysis/biosynthesis
  • Hepatitis B Vaccines/administration & dosage/immunology
  • Humans
  • Immunity, Cellular/immunology
  • Immunization
  • Immunologic Memory/immunology
  • Infant
  • Infant, Newborn
  • Interferon-gamma/biosynthesis/physiology
  • Male
  • Th2 Cells/immunology

Citation (ISO format)

OTA, Martin OC et al. Hepatitis B immunisation induces higher antibody and memory Th2 responses in new-borns than in adults. In: Vaccine, 2004, vol. 22, n° 3-4, p. 511–519. doi: 10.1016/j.vaccine.2003.07.020

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Article (Published version)

Identifiers

Journal ISSN

0264-410X
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