Stimbiotic supplementation modulated intestinal inflammatory response and improved broilers performance in an experimentally-induced necrotic enteritis infection model

Table 3 Effects of dietary treatments and NE challenge on growth performance in broilers (Exp. 2)¹

Treatment (T)	Challenge (C)	BW, g					BWG, g
Treatment (T)	Challenge (C)	1 d	7 d	14 d	21 d	30 d	1–7 d	7–14 d	14–21 d	21–30 d	1–30 d
CON	NE-	40	185	446	867	1,714	145	261	421	847	1,674
STB	NE-	40	187	451	897	1,780	147	264	446	883	1,740
CB	NE-	40	189	455	900	1,798	149	265	446	897	1,757
CON	NE +	40	184	445	779	1,583	144	261	333	805	1,543
STB	NE +	40	188	451	805	1,678	148	263	354	873	1,638
CB	NE +	40	189	453	819	1,670	148	264	366	851	1,629
SEM²			2.5	4.8	11.8	32.6	2.5	4.8	11.4	32.6	32.6
Treatment
CON		40	184	445	823^b	1,648b	144	261	377^b	826	1,608^b
STB		40	188	451	851^a	1,729a	147	263	400^a	878	1,689^a
CB		40	189	454	860^a	1,734a	149	265	406^a	874	1,693^a
	Challenge
	NE-	40	187	450	888^a	1,764a	147	263	438^a	876	1,724^a
	NE+	40	187	449	801^b	1,644^b	147	263	351^b	843	1,603^b
P-value
T		-	0.19	0.22	0.007	0.02	0.19	0.72	0.034	0.21	0.02
C		-	0.86	0.81	< 0.001	< 0.001	0.86	0.87	< 0.001	0.22	< 0.001
T × C		-	0.92	0.97	0.89	0.89	0.92	0.98	0.84	0.83	0.89

Mortality was not observed in this experiment
n = 16 birds/treatment. All birds received allotted treatment diet starting study 0 d
¹CON, no feed additives; STB, 100 mg/kg Signis from 0–30 d; CB, 100 mg/kg Signis, and 500 mg/kg Poultry star, 150 mg/kg Digestarom and 500 mg/kg Saf-mannan from 0–7, 7–21 and 21–30 d, respectively; NE-, non NE challenge; NE+ , NE challenge
²SEM standard error of means
^a,bMeans in the same column with different superscripts are significantly different by Student’s test (P < 0.05)

ISSN: 2049-1891