Dietary supplemental coated essential oils and organic acids mixture improves growth performance and gut health along with reduces Salmonella load of broiler chickens infected with Salmonella Enteritidis

Table 5 Effects of EOA on microbial concentration (lgCFU/g)¹ in the cecum contents of broilers infected with Salmonella Enteritidis (n = 6)

Items	Time	Groups					SEM²	P-value
Items	Time	A	B	BL	BM	BH	SEM²	P1^3,4	Linear⁵	Quadratic⁶
Salmonella	3 DPI	0.00	5.30^a	4.00^b	4.24^b	3.82^b	0.181	0.018	0.004	0.310
	10 DPI	0.00	5.46	5.06	4.75	4.53	0.203	0.481	0.140	0.770
Escherichia coli	3 DPI	4.70	5.62	4.98	4.75	4.72	0.138	0.168	0.024	0.734
	10 DPI	6.31	6.44	5.85	5.97	5.80	0.123	0.360	0.111	0.643
Lactobacillus	3 DPI	10.38^b	11.28^a	10.28^b	9.78^b	10.10^b	0.139	0.001	0.001	0.207
	10 DPI	9.33^c	11.02^a	9.64^bc	10.29^ab	10.55^ab	0.177	0.002	0.097	0.025
Campylobacter	3 DPI	5.61	6.45	6.12	6.17	6.07	0.106	0.142	0.164	0.796
	10 DPI	5.35^b	6.76^a	6.62^a	6.25^a	6.29^a	0.146	0.006	0.138	0.779

¹lgCFU/g log₁₀ colony-forming units per gram of cecal digesta
²SEM Standard error of the mean
³P-value between B, BL, BM and BB groups in Salmonella content
⁴P-value represent the difference of other bacteria content among A, B, BL, BM and BB groups
⁵Linear regression analysis among B, BL, BM and BH groups
⁶Quadratic curve analysis among B, BL, BM and BH groups
^a–cMeans within the same row without a common superscript differ significantly (P < 0.05)
DPI: days post infection, A: broiler chickens with basal diet and no infection, B: broiler chickens with basal diet and SE infection, BL: broiler chickens with basal diet supplemented with 300 mg/kg EOA and SE infection, BM: broiler chickens with basal diet supplemented with 500 mg/kg EOA and SE infection, BH: broiler chickens with basal diet supplemented with 800 mg/kg EOA and SE infection. EOA: coated essential oils and organic acids mixture

ISSN: 2049-1891