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Table 1 Variations of innate immunity in the elderly through physical activity

From: The role of exercise on the innate immunity of the elderly

 

Effect of ageing

Effect of moderate exercise

NK cell numbers

Increased

Increased

NKCA

Decreased

Increased or unchanged

Neutrophil numbers

Unchanged

Increased

Neutrophil function

Decreased

Increased

Monocyte/macrophage function

Decreased

Increased

Pro-inflammatory cytokines

Increased

Low decreased

Anti-inflammatory cytokines

Decreased

Low increased

SIgA secretion rate

Decreased

Increased

  1. NK Natural killer, NKCA natural killer cell activity, SIgA secretory IgA