Table 6 Blood immune cell percentages, cecal luminal sIgA contents and the mRNA expression of cytokines in cecal tonsils after indicated treatments¹

CD4 (%)

9.72 ± 1.05^c

12.27 ± 1.36^a

12.12 ± 1.33^a

12.95 ± 1.42^a

10.85 ± 1.27^b

10.61 ± 1.17b^c

0.092

0.028

0.002

CD8 (%)

8.51 ± 0.92^d

11.16 ± 1.23^a

10.96 ± 1.08^ab

10.24 ± 1.14^b

9.51 ± 1.03^bc

9.21 ± 0.99^c

0.045

0.015

0.005

CD4/CD8

1.15 ± 0.11^b

1.10 ± 0.11^b

1.11 ± 0.13^b

1.27 ± 0.12^a

1.14 ± 0.12^b

1.16 ± 0.13^b

0.023

0.041

0.003

sIgA (mg/mL)

1.30 ± 0.19^b

1.47 ± 0.22^a

1.52 ± 0.27^a

1.50 ± 0.24^a

1.49 ± 0.21^a

1.50 ± 0.28^a

0.028

0.037

0.008

TNF-α

1.09 ± 0.11^b

1.39 ± 0.20^a

1.47 ± 0.26^a

0.83 ± 0.09^c

0.87 ± 0.10^c

0.81 ± 0.07^c

0.008

0.035

0.025

IL-2

1.04 ± 0.09^b

1.27 ± 0.14^a

1.23 ± 0.18^a

0.97 ± 0.11^b

0.95 ± 0.09^b

0.98 ± 0.07^b

0.013

0.039

0.031

IFN-γ

1.10 ± 0.14^e

1.54 ± 0.25^c

1.62 ± 0.29^b

1.76 ± 0.33^a

1.33 ± 0.22^d

1.14 ± 0.13^e

0.074

0.005

0.001