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[Immunocompetence in the elderly].

M Fattal-German1

  • 1Centre d'Etudes Pharmaceutiques, Université de Paris XI, Châtenay-Malabry.

Annales Pharmaceutiques Francaises
|January 1, 1992
PubMed
Summary
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Aging impairs immune function, particularly T cells, increasing infection risk in the elderly. Nutritional support and vaccinations can help restore immune competence and reduce disease incidence.

Area of Science:

  • Immunology
  • Gerontology
  • Cellular Biology

Context:

  • Aging leads to a decline in immune system function, known as immunosenescence.
  • This decline affects T cells, impacting both humoral and cell-mediated immunity.
  • Elderly individuals are susceptible to nutritional deficiencies affecting immune health.

Purpose:

  • To outline the immunological changes associated with aging.
  • To highlight the increased risk of infections and diseases in the elderly due to immune decline.
  • To discuss potential interventions including nutrition and vaccination.

Summary:

  • Immune system aging involves impaired T cell function and reduced immune responses.
  • Nutritional deficiencies (protein, zinc, vitamins C, E, B6) exacerbate immune decline.

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  • Increased susceptibility to infections, autoimmune disorders, and cancers is observed.

    • Impact:

    • Improved nutrition and targeted vaccinations can mitigate age-related immune decline.
    • Restoring immunocompetence in the elderly can reduce morbidity and mortality from infections.
    • Addressing socioeconomic factors is crucial for effective immune support in older adults.