Table 1. The average (± SEM) absolute SCFA levels (mM) in the luminal content of the M-SHIME units, 42 h after inoculation with fecal samples of different human subjects: healthy, UC remission and UC relapse (n = 4).

	Healthy	UC remission	UC relapse
Acetate	54.0 ± 3.8	40.7 ± 4.9	46.1 ± 6.0
Propionate	7.3 ± 0.3	6.2 ± 3.2	9.4 ± 1.4
Butyrate	23.6 ± 5.3	18.9 ± 4.2	23.8 ± 3.4
Valerate	0.6 ± 0.6	1.6 ± 0.8	0.7 ± 0.6
Caproate	1.5 ± 1.5	3.6 ± 2.8	0.1 ± 0.1
Branched SCFA	2.0 ± 1.6	5.1 ± 1.2	3.2 ± 1.3
Total SCFA	89.1 ± 2.5	76.2 ± 4.6	83.3 ± 7.6