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[Primary response to tetanus toxoid stimulation in early infancy]
F Rosaschino1, G Cisarri, R Torre
1Istituto di Pediatria, Università degli Studi, Milano.
Minerva Pediatrica
|March 1, 1995
Summary
The first dose of tetanus toxoid vaccination boosts infant cellular immunity. Maternal tetanus antibody levels correlate with infant protection, suggesting antenatal vaccination is crucial.
Area of Science:
- Immunology
- Pediatrics
- Vaccinology
Context:
- Neonatal and infant immune responses to vaccination are critical for disease prevention.
- Maternal antibody transfer plays a significant role in early infant immunity.
- Tetanus remains a preventable disease through vaccination.
Purpose:
- To assess the immune response in infants after the first dose of anti-tetanus vaccination.
- To investigate the relationship between maternal and infant anti-tetanus antibody titers.
- To evaluate the impact of vaccination on cellular and humoral immunity markers in infants.
Summary:
- Infant immune response to the first tetanus toxoid dose showed increased CD4/CD8 ratio and decreased CD16, suggesting a stronger effect on cellular immunity.
- High maternal anti-tetanus antibody titers during pregnancy were associated with protective antibody titers in their infants.
- This indicates that maternal immunization contributes to infant protection against tetanus.
Impact:
- Highlights the importance of maternal tetanus vaccination to establish protective antibody titers in newborns.
- Suggests potential for delayed infant vaccination schedules without compromising short-term protection if mothers are adequately immunized.
- Provides insights into the immunomodulatory effects of early-life tetanus vaccination.