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Table 1 Levels of cytokines (pg/ml) in serum of elderly subjects (mean ± S.E.M.)

From: The effects of long-term endurance training on the immune and endocrine systems of elderly men: the role of cytokines and anabolic hormones

Cytokines

Elderly runners

Sedentary controls

IL-2

90.1 ± 3.4

101.9 ± 5.7

IL-3

3.8 ± 1.9

15.2 ± 4.7*

IL-4

3.4 ± 3.4

Not detectable

IL-6

0.6 ± 0.3

3.7 ± 0.9**

IL-10

0.06 ± 0.04

1.73 ± 0.69

IL-12

11.5 ± 1.5

20.5 ± 2.5**

  1. *p < 0.05
  2. **p < 0.01