Impact of buffered sodium butyrate as a partial or total dietary alternative to lincomycin on performance, IGF-1 and TLR4 genes expression, serum indices, intestinal histomorphometry, Clostridia, and litter hygiene of broiler chickens

Table 3 Influence of dietary sodium butyrate and lincomycin on weekly growth performance parameters of broiler chickens

	Body weight (g)					Weight gain (g)					Feed intake (g)					FCR (g/g)
Groups	D 7	D 14	D 21	D 28	D 35	D 7	D 14	D 21	D 28	D 35	D 7	D 14	D 21	D 28	D 35	D 7	D 14	D 21	D 28	D 35
T1	193	526	1033^bc	1700^b	2157^bc	149	332	507	667	457^b	161	409^a	716	1028	1114	1.08	1.23	1.41	1.54	2.47^ac
T2	192	520	1013^c	1691^b	2228^abc	149	327	494	678	537^a	161	406^ab	712	1018	1124	1.09	1.24	1.44	1.50	2.13^abc
T3	193	524	1028^bc	1695^b	2142^c	149	331	504	667	447^b	160	405^ab	718	1032	1129	1.07	1.22	1.43	1.55	2.53^a
T4	191	523	1040^ab	1717^ab	2259^ab	147	332	517	677	542^a	164	405^ab	716	1022	1022	1.11	1.22	1.39	1.51	2.08^bc
T5	190	531	1055^a	1729^a	2269^a	146	340	524	674	540^a	163	398^b	709	1011	1081	1.12	1.17	1.35	1.50	2.00^b
SEM¹	1.14	2.30	4.19	4.78	14.60	1.14	2.23	4.05	4.90	14.19	0.53	1.23	2.83	3.36	14.02	0.01	0.01	0.01	0.01	0.06
P-value	0.920	0.670	0.017	0.044	0.003	0.920	0.467	0.136	0.936	0.038	0.141	0.05	0.732	0.318	0.854	0.510	0.117	0.227	0.554	0.003

^a,b,c Mean values with different superscripts in the same column indicate significant difference (Tukey’s test; P ≤ 0.05)
T1: Control - basal diet; T2: Butirex C4 1 kg/ton in starter feed (0-15d) and then 0.5 kg/ton in grower and finisher feed; T3: Lincomix recommended dose (100 g/ton); T4: Lincomix half the recommended dose (50 g/ton) + Butirex C4 0.5 kg/ton at 0-15d and then 0.25 kg/ton; T5: Lincomix half the recommended dose (50 g/ton) + Butirex C4 1 kg/ton at 0-15d and then 0.5 kg/ton
FCR, Feed Conversion Ratio (g of feed / g of weight gain)
¹ SEM: Standard error of mean
Number of sampled birds (N) = 20 birds/replicate (100 birds/group)

ISSN: 1751-0147