Table 3.

B. adolescentis reversed the imbalance of the intestinal microflora induced by CRS at the phylum level.

A. Shannon index on Phylum level			B. PCA on Phylum level			D. Proportion of sequences on Phylum level: Firmicutes			E. Proportion of sequences on Phylum level: Bacteroidetes
Con	CRS	Bif+CRS		PC1	PC2	Con	CRS	Bif+CRS	Con	CRS	Bif+CRS
0.618248	0.804381	0.538529	Con	1.4023	−0.1719	0.7599	0.4212	0.8048	0.2271	0.5547	0.186
0.490792	0.785661	0.652056		1.4472	0.1895	0.8335	0.646	0.6492	0.1586	0.3226	0.3261
0.639374	0.737641	0.754216		0.7645	2.1739	0.7751	0.6067	0.7693	0.1977	0.3805	0.2002
			CRS	−1.253	−1.4395
df	F	P		−3.2233	1.7086	df	F	P	df	F	P
2,6	4.5	0.064		−0.8385	−2.0185	2,6	5.946	0.038	2,6	5.9	0.038
			Bif+CRS	1.5016	−0.047
				−0.1986	−0.9116
				0.3979	0.5164
			R2 = 0.53264, p = 0.108

The mice in groups of Con, CRS and Bif+CRS were given with distilled water (10 mL/kg), distilled water (10 mL/kg), B. adolescentis (0.25×109 CFU/kg) respectively, by gavage for 21 days. N = 3 per group.