Bacteriophage cocktail supplementation improves growth performance, gut microbiome and production traits in broiler chickens

Table 5 The effect of bacteriophage cocktail supplementation on meat quality and organ weight in broilers^a

Items	PC	CON	BP 0.05	BP 0.10	SEM^b	P-value
Items	PC	0%	0.05%	0.10%	SEM^b	PC vs. CON	CON vs. BP 0.05, BP 0.10	PC vs. BP 0.05, BP 0.10	Linear	Quadratic
pH value	7.49	7.52	7.54	7.54	0.0287	0.3845	0.6189	0.1392	0.6821	0.8963
Breast muscle color
Lightness (L*)	56.51	57.81	54.97	59.07	1.011	0.3689	0.5285	0.6803	0.3749	0.0096
Redness (a*)	12.81	13.02	14.05	11.85	0.457	0.7455	0.9000	0.8030	0.0598	0.0050
Yellowness (b*)	10.80	10.73	11.71	11.65	0.67	0.9449	0.2592	0.2932	0.3568	0.5366
WHC, %	54.79	55.26	54.69	54.97	2.465	0.8931	0.8886	0.9880	0.9279	0.8783
Drip loss, %
d 1	3.43	3.96	3.58	3.77	0.304	0.2314	0.4583	0.5141	0.6853	0.4802
d 3	5.29	5.48	5.58	5.34	0.126	0.3022	0.9057	0.2832	0.4853	0.3250
d 5	9.17	9.74	9.65	9.16	0.374	0.2913	0.4701	0.6140	0.2868	0.6650
d 7	13.93	14.66	14.20	14.10	0.414	0.2284	0.3322	0.6660	0.3787	0.7361
Relative organ weight, %
Breast muscle	24.28	22.97	23.46	24.07	0.592	0.1290	0.2815	0.4844	0.2076	0.9382
Liver	2.74	2.72	2.72	2.62	0.122	0.8969	0.7486	0.6388	0.5869	0.7342
Bursa of Fabricius	0.12	0.13	0.12	0.11	0.006	0.0464	0.0226	0.9944	0.0262	0.6886
Abdominal fat	1.19	1.11	1.21	1.21	0.067	0.4196	0.2395	0.7995	0.3781	0.5717
Spleen	0.18	0.19	0.18	0.17	0.006	0.1444	0.0667	0.8625	0.0521	0.8386
Gizzard	1.13	1.12	1.05	1.05	0.031	0.8796	0.0847	0.0596	0.1135	0.2432

^a Abbreviation: CON Basal diet without antibiotics or bacteriophage, PC CON + 0.025% AVILAMIX®, BP 0.05 CON + 0.05% Bacteriophage, BP 0.10 CON + 0.10% Bacteriophage
^b Standard error of means
Values represent the means of 10 chickens per treatment that are randomly selected

ISSN: 2049-1891