Table 2.

Effect of diet on prominent (˃0.01%) bacterial phyla and class in feces of dogs as determined by 16S rRNA gene Ion-Torrent next-generation sequencing

Item, % of total sequences		Diet1,2		SED3	P-value
		LF–HS	HF–LS
Phyla	Class
Firmicutes		34.8	37.2	2.54	0.38
	Erysipelotrichi	10.6	10.3	0.776	0.70
	Clostridia	10.6	9.91	1.22	0.59
	Negativicutes	8.04	7.87	1.51	0.90
	Bacilli	4.73	5.75	2.15	0.65
Bacteroidetes	Bacteroidia	34.3	31.5	3.16	0.42
		33.7	31.1	3.14	0.42
Fusobacteria	Fusobacteria	24.0	24.9	1.34	0.50
		24.0	24.9	1.31	0.50
Proteobacteria	β-Proteobacteria	6.76	6.23	1.07	0.63
		3.10	3.37	0.449	0.57
	γ-Proteobacteria	3.61	2.82	0.939	0.42
Actinobacteria	Actinobacteria	0.014	0.027	0.008	0.10
		0.014	0.027	0.008	0.10

¹HF–LS = high fat–low starch; LF–HS = low fat–high starch.

²Least square means for N = 12 dogs per diet.

³SE of the difference for comparison between diets.