Effect of glutamine on the systemic innate immune response in broiler chickens challenged with Salmonella pullorum

Table 4 Effect of dietary Gln on the antibodies levels in the serum of broiler chickens infected with Salmonella pullorum

Items^b	CON^a	Gln (%)^a		Scc^a	Gln^a (%) + S. pullorum		Mean	SEM	P-values^c
Items^b	CON^a	0.5	1.0	Scc^a	0.5	1.0	Mean	SEM	Stress	Diet	Interaction
d 4
IgG(mg/mL)	2.01	2.23	2.30	1.74	1.92	1.97	2.03	0.12	0.023	0.025	< 0.001
IgM(μg/mL)	600.6	737.0	735.2	451.4	584.6	589.9	516.5	20.9	0.035	0.051	0.042
IgA(mg/mL)	1.24	1.41	1.46	1.07	1.20	1.21	1.09	0.06	0.013	0.031	0.011
d 7
IgG(mg/mL)	3.58	4.70	4.68	2.33	3.44	3.55	3.71	0.17	0.038	0.022	0.012
IgM(μg/mL)	642.3	779.6	783.6	479.5	628.1	628.7	656.9	13.9	0.018	0.040	0.045
IgA(mg/mL)	1.35	1.46	1.50	1.16	1.26	1.32	1.34	0.07	0.029	0.021	0.044
d 14
IgG(mg/mL)	3.95	4.62	4.67	3.13	3.86	3.93	4.02	0.15	0.013	0.037	0.018
IgM(μg/mL)	501.4	596.1	595.9	397.1	484.1	486.3	510.2	11.3	0.031	0.021	0.031
IgA(mg/mL)	1.40	1.54	1.55	1.21	1.34	1.39	1.41	0.05	0.017	0.089	0.044
d 21
IgG(mg/mL)	4.44	4.82	4.81	3.97	4.30	4.41	4.46	0.17	0.037	0.041	< 0.001
IgM(μg/mL)	578.8	611.1	615.3	413.5	565.5	581.1	560.9	15.1	0.029	0.039	0.037
IgA(mg/mL)	1.55	1.74	1.73	1.29	1.46	1.47	1.54	0.07	0.028	0.037	0.012

^aGlutamine per kg standard diet feed: Con, 0% Gln, noninfect control treatment; 0.5%Gln = basal diet supplemented with 0.5% Gln; 1.0%Gln = basal diet supplemented with 1.0% Gln. Scc = Salmonella pullorum infect control treatment received the basal diet
^bIgG Immunoglobulin G, IgM Immunoglobulin M, IgA Immunoglobulin A
^cThe P-values represent the main effect of the diet, the main effect of Salmonella pullorum challenge, and the interaction between the dietary treatments and Salmonella pullorum challenge

ISSN: 1746-6148