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Table 1 Means and standard deviations of the subpopulations of peripheral blood lymphocyte traits measured before (20-day-age) and 14 days after (35-day-age) challenge with live CSF (classical swine fever) vaccine

From: Mapping quantitative trait loci for T lymphocyte subpopulations in peripheral blood in swine

Trait

20-day-age

35-day-age

P-valuea

Proportion of CD4+CD8+ T cells (%)

8.44 ± 3.94

10.62 ± 5.18

< 0.0001

Proportion of CD4+CD8- T cells (%)

19.12 ± 8.05

13.04 ± 7.71

< 0.0001

Proportion of CD4-CD8+ T cells (%)

37.27 ± 14.65

40.80 ± 12.10

0.0009

Proportion of CD4-CD8- T cells (%)

36.96 ± 34.03

34.85 ± 12.12

0.2960

Proportion of CD4+ T cells (%)

27.51 ± 9.05

24.53 ± 9.13

< 0.0001

Proportion of CD8+ T cells (%)

45.74 ± 15.14

51.37 ± 13.35

< 0.0001

Ratio of CD4+:CD8+ T cells

0.70 ± 0.39

0.52 ± 0.29

< 0.0001

  1. a: Derived from t-test for comparing the differences between two ages