Table 4.

Composition (%) in the lumen and in the mucosal layer at the phyla level of the microbiotas of the three healthy donors after 48 h in the M-SHIME® system (B, blank; P, dosing with probiotic).

Phyla	Donor 1		Lumen Donor 2		Donor 3		Donor 1		Mucus Donor 2		Donor 3
	B	P	B	P	B	P	B	P	B	P	B	P
Firmicutes	12	14	14	24	14	19	39	49	51	80	32	67
Proteobacteria	60	65	40	18	52	33	3	2	13	2	9	3
Bacteroidetes	22	18	45	42	32	41	56	47	35	18	55	21
Verrucomicrobia	6	2	0	0	0	0	1	1	0	0	0	0
Actinobacteria	0	1	2	16	1	6	1	2	1	1	4	9