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

Table 5 Effects of dietary treatments and NE challenge on organ characteristics in broilers (Exp. 2)¹

Treatment (T)	Challenge (C)	Relative intestinal length, cm/kg of live BW			Relative intestinal weight, g/kg of live BW			Relative immune organ weight, g/kg of live BW
Treatment (T)	Challenge (C)	Duodenum	Jejunum	Ileum	Duodenum	Jejunum	Ileum	Liver	Spleen	Bursa of Fabricius
CON	NE-	19.0	38.6	39.2	6.4	10.3	6.6	21.5	0.80	2.54
STB	NE-	19.4	36.6	40.4	6.3	10.2	6.8	21.5	0.81	2.54
CB	NE-	16.5	39.2	40.0	6.5	10.2	6.6	21.2	0.95	2.54
CON	NE+	17.4	36.6	40.3	6.2	10.0	6.8	21.8	1.09	1.66
STB	NE+	17.5	38.1	39.7	6.1	9.9	6.7	23.3	1.03	1.85
CB	NE+	19.5	36.6	40.1	6.4	10.1	6.6	23.5	1.01	1.87
SEM²		0.32	0.48	0.45	0.19	0.37	0.32	0.76	0.061	0.134
Treatment
CON		18.2	37.6	39.75	6.28	10.16	6.68	21.65	0.94	2.10
STB		18.5	37.3	40.04	6.23	10.03	6.73	22.41	0.92	2.19
CB		18.0	37.9	40.03	6.43	10.10	6.64	22.33	0.98	2.20
	Challenge
	NE-	18.3	38.1	39.86	6.39	10.19	6.67	21.40^b	0.85^b	2.54^a
	NE+	18.1	37.1	40.01	6.24	10.00	6.70	22.86^a	1.04^a	1.79^b
P-value
T		0.85	0.93	0.83	0.58	0.94	0.97	0.39	0.20	0.67
C		0.46	0.95	0.73	0.33	0.53	0.90	0.02	< 0.001	< 0.001
T × C		0.23	0.19	0.82	0.99	0.98	0.92	0.55	0.66	0.68

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 mean
^a,bMeans in the same column with different superscripts are significantly different by Student’s test (P < 0.05)

ISSN: 2049-1891