Table 5 Effects of different forms of yeasts Saccharomyces cerevisiae on concentrations of IgA, IL-2, and IL-6 in the serum of piglets^a

Day 7

 IgA, mg/L

46.66^d

53.62^c

51.41^cd

54.49^c

1.80

0.04

 IL-2, pg/mL

33.98^d

55.97^c

39.39^d

55.21^c

2.80

<0.001

 IL-6, pg/mL

16.91^d

23.70^c

18.98^d

23.91^c

1.10

0.001

Day 21

 IgA, mg/L

49.75^d

58.25^c

55.34^cd

61.92^c

2.20

0.01

 IL-2, pg/mL

30.55^e

66.02^c

46.02^d

67.09^c

2.90

<0.001

 IL-6, pg/mL

11.47^e

25.15^c

19.96^d

24.53^c

1.33

<0.001