Table 4 |
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|
Effect of weaning induced stress on the relative gene expression of IL-1ß, IL-2, IL-4, IL-8, IFN-γ, TNFα and lymphotoxin in weaned beef calves. |
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|
Gender |
Location |
s.e. |
Time |
s.e. |
P-Values |
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|
|
|
|
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|
Variable |
Male |
Female |
Near |
Away |
0 |
1 |
3 |
7 |
G |
L |
T |
I |
||
|
|
|
|
||||||||||||
|
IL-1β |
17.7 |
16.2 |
16.6 |
17.3 |
1.3 |
8.7 |
18.5c |
18.5c |
21.9c |
1.7 |
NS |
NS |
*** |
NS |
|
IL-2 |
9.9 |
10.8 |
11.8 |
8.9 |
1.9 |
9.6 |
12.6 |
10.1 |
9.2 |
1.8 |
NS |
NS |
NS |
*1 |
|
IL-4 |
11.8 |
11.9 |
13.6 |
10.1 |
1.8 |
11.5 |
15.3 |
10.5 |
10.2 |
1.8 |
NS |
NS |
NS |
NS |
|
IL-8 |
7.1 |
11.5 |
8.9 |
9.7 |
1.3 |
5.6 |
12.9c |
9.2a |
9.7 |
1.8 |
* |
NS |
** |
NS |
|
IFN-γ |
19.4 |
36.8 |
29.3 |
26.8 |
5.8 |
14.2 |
41.4c |
30.5b |
26.2b |
5.7 |
* |
NS |
*** |
*2 |
|
TNFα |
3.0 |
3.7 |
3.5 |
3.3 |
0.22 |
2.4 |
3.8c |
3.4b |
3.8c |
0.29 |
* |
NS |
*** |
*3 |
|
Lymphotoxin |
78.6 |
104.1 |
100.3 |
82.4 |
11.9 |
96.1 |
100.6 |
82.1 |
86.5 |
10.2 |
NS |
NS |
NS |
NS |
|
|
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|
The values are expressed as least squares means (Lsmeans) and s.e. G = gender, L = location, T = time, I = interaction, NS = not significant (P > 0.05). * = P < 0.05, ** = P < 0.01, *** = P < 0.001. a, b, cWithin rows, Lsmeans differ from pre-weaning baseline by P < 0.05, P < 0.01 and P < 0.001, respectively. 1Gender × Time interaction, 9.3 vs 9.8, 10.9 vs 14.4, 11.8 vs 8.4, 7.6 vs 10.8 for male and female calves at time 0, 1, 3 and 7, respectively. 2Gender × Time interaction, 9.0 vs 19.4, 22.2 vs 60.6, 26.7 vs 34.3, 19.6 vs 31.7 for male and female calves at time 0, 1, 3 and 7, respectively. 3Gender × Time interaction, 2.4 vs 2.4, 3.0 vs 4.6, 3.5 vs 3.2, 3.1 vs 4.4 for male and female calves at time 0, 1, 3 and 7, respectively. |
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|
O'Loughlin et al. BMC Veterinary Research 2011 7:45 doi:10.1186/1746-6148-7-45 |
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