The response of canine faecal microbiota to increased dietary protein is influenced by body condition

BMC Veterinary Research

Table 5 The abundance of different bacterial groups and functional genes in lean (n = 6) and obese (n = 4) dogs fed low protein diet (LP) and high protein diet (HP) in a crossover design^1,2

Item	LP				HP				P
	Lean		Obese		Lean		Obese		Diet	BC	D × BC
	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Diet	BC	D × BC
Total bacteria	10.76	0.15	10.64	0.35	11.01	0.08	10.61	0.23	0.126	0.557	0.285
Firmicutes	9.49^a	0.26	9.60^ab	0.37	9.88^c	0.08	9.61^b	0.17	0.006	0.976	0.007
Bacteroidetes	10.66	0.41	9.54	1.50	11.07	0.43	10.22	0.43	0.287	0.795	0.648
Enterobacteriaceae	7.58	0.95	8.23	0.36	7.30	1.03	8.36	0.74	0.488	0.597	0.526
Lactobacillus	7.48	1.00	8.00	1.43	7.84	1.31	6.92	1.22	0.306	0.402	0.017
Clostridial cluster I	8.76^a	0.13	9.33^ab	0.72	9.29^b	0.29	9.01^ab	0.17	0.025	0.954	0.022
Clostridial cluster IV	7.65	0.28	7.61	0.39	8.17	0.19	7.86	0.44	0.025	0.354	0.432
Clostridial cluster XIVa	8.80	0.20	9.20	0.30	9.60	0.30	9.40	0.20	0.001	0.160	0.095
Butyryl-CoA acetate-CoA transferase	6.82	0.72	6.59	0.73	7.16	0.50	6.74	0.20	0.139	0.988	0.426
Butyrate kinase	5.79	0.24	6.81	0.25	6.34	0.77	6.67	0.24	0.019	0.877	0.334

BC: body condition; D × BC: interaction between diet and body condition
¹The abundance of bacterial groups was expressed as log₁₀ 16S rRNA gene copies / g of fresh faeces and of functional gene was expressed as log₁₀ gene copies of total DNA / g of fresh faeces
²Values within a row not sharing a common superscript are significantly different

ISSN: 1746-6148