Influence of silver nanoparticles on growth and health of broiler chickens after infection with Campylobacter jejuni

Table 4 Effects of silver nanoparticles (AgNP) on cumulative body and relative organ weight gain (g/kg) in C. jejuni infected broiler chickens

Parameters (g/bird)	Mean		Pooled	Treatment*Age
Parameters (g/bird)	Control	AgNP	SE	p-value
AWG
Age 15	380^a	318^b
Age 22	788^a	722^b
Age 30	1424^a	1346^b	0.305	0.013
Heart
Age 15	0.71	0.70
Age 22	0.62	0.66
Age 30	0.47	0.50	9.17	0.340
Bursa
Age 15	0.25 ^a	0.20^b
Age 22	0.21	0.22
Age 30	0.20	0.20	5.08	0.003
Spleen
Age 15	0.09	0.11
Age 22	0.07	0.07
Age 30	0.07^a	0.05^b	2.31	<0.001
Liver
Age 15	2.71	2.82
Age 22	2.52	2.56
Age 30	2.01	2.00	0.003	0.657
Abnormalities	At age 30, big gall bladder was found from 2 out of 15 birds in AgNP group

*Indicates interaction
^{a, b} values within rows with different superscripts are significantly different at p <0.05. SE – pooled standard error, AWG – average body weight gain. The relative organ weights (weight of organ/100 g live body weight). Values are mean of 6 isolators each with 15 birds

ISSN: 1746-6148