Table 4 Effects of combined baicalin and probiotic cocktails on broiler immune organ index

21 d

 Spleen

0.96^b

0.79^b

1.12^a

1.23^a

0.05

1.04

1.01

0.88

1.18

0.591

0.001

0.018

 Bursa

3.03^a

2.23^b

2.63^b

2.59^b

0.11

2.83

2.41

2.63

2.61

0.003

0.850

0.007

 Thymus

4.11

3.93

3.84

3.95

0.19

3.98

3.94

4.02

3.89

0.857

0.539

0.463

42 d

 Spleen

1.32

1.26

1.25

1.20

0.06

1.28

1.23

1.29

1.23

0.462

0.332

0.937

 Bursa

0.49^a

0.41^b

0.45^a

0.53^a

0.02

0.47

0.47

0.45

0.49

0.949

0.280

0.014

 Thymus

2.97^c

2.63^b

2.74^c

3.38^a

0.09

2.86

3.00

2.80

3.06

0.176

0.022

 < 0.001