Table 5.

The effect of the treatment on the total volatile fatty acids (VFA) concentrations and molar proportions of VFA in the colonic digesta (least square means with their standard errors).

	Treatment				SEM	Contrasts
	Control	Basal DSS	Laminarin DSS	Chitosan DSS		1	2	3
Total VFA(mmol/g digesta)	152.58	169.00	158.29	169.83	6.910	NS	NS	NS
Molar proportions
Acetate	0.64	0.57	0.62	0.58	0.014	**	*	NS
Propionate	0.185	0.218	0.196	0.222	0.010	*	NS	NS
Isobutyrate	0.012	0.013	0.012	0.011	0.002	NS	NS	NS
Butyrate	0.111	0.123	0.110	0.124	0.006	NS	NS	NS
Isovalerate	0.012	0.014	0.012	0.012	0.002	NS	NS	NS
Valerate	0.039	0.061	0.051	0.054	0.006	**	NS	NS
Branched	0.063	0.088	0.075	0.077	0.007	**	NS	NS

Contrasts: (1) Control vs. Basal DSS; (2) Basal DSS vs. Laminarin DSS; (3) Basal DSS vs. Chitosan DSS; NS, non-significant; * p < 0.05; ** p < 0.01.