Dietary fibre enrichment of supplemental feed modulates the development of the intestinal tract in suckling piglets

Table 5 Bacterial metabolites (mmol/L), pH and dry matter in different sections of the gut. Data are expressed as LSmeans (n = 15 per treatment)

Parameter	lc-AXOS		CELL		Pooled	P-value
Parameter	No	Yes	No	Yes	SEM	lc-AXOS	CELL
Ileum
Dry matter, kg/kg	0.17	0.14	0.15	0.18	0.011	0.501	0.064
pH	6.16	6.28	6.37	6.07	0.091	0.355	0.030
Ammonia-N	8	7	9	7	0.9	0.277	0.135
Lactate	6	7	6	7	0.9	0.178	0.202
Acetic acid	4	3	4	3	0.6	0.534	0.245
Propionic acid	bd¹	bd	bd	bd	–
Butyric acid	bd	bd	bd	bd	–
Valeric acid	bd	bd	bd	bd	–
Branched-chain VFA^2,3	5	4	4	5	0.5	0.166	0.479
Total VFA⁴	10	8	10	9	0.8	0.248	0.725
Caecum
Dry matter, kg/kg	0.13	0.12	0.12	0.13	0.005	O.837	0.921
pH	6.10	6.09	6.11	6.08	0.041	0.784	0.547
Ammonia-N	58	55	58	55	3.2	0.386	0.491
Lactate	bd	bd	bd	bd	–
Acetic acid	72	74	69	77	3.2	0.770	0.073
Propionic acid	22	25	23	24	1.1	0.030	0.451
Butyric acid	12	12	12	12	0.7	0.914	0.559
Valeric acid	2	2	2	2	0.3	0.813	0.952
Branched-chain VFA³	5	5	4	5	0.4	0.886	0.651
Total VFA⁴	114	118	111	121	3.9	0.475	0.092
Mid-colon
Dry matter, kg/kg	0.17	0.18	0.18	0.17	0.011	0.523	0.653
pH	6.17	6.15	6.20	6.12	0.051	0.769	0.314
Ammonia-N	62	62	62	62	2.2	0.861	0.975
Lactate	7	5	4	8	1.6	0.599	0.057
Acetic acid	44	44	35	53	4.4	0.955	0.007
Propionic acid	10	13	10	13	1.4	0.187	0.238
Butyric acid	15	15	13	16	0.8	0.871	0.021
Valeric acid	1	1	1	1	0.2	0.180	0.982
Branched-chain VFA³	4	5	5	5	0.5	0.401	0.881
Total VFA⁴	74	77	64	87	6.5	0.642	0.024

¹ bd = below detection limit; ² Iso-butyric and iso-valeric acid; ³ Mainly iso-butyric as iso-valeric acid was below detection limit; ⁴ Total VFA = sum of acetic, propionic, butyric, valeric and branched chain VFA

ISSN: 2049-1891