Table 3.

Metabolic cages: thermoneutral.

	Control (6)	Nitrate (5)	p-Value
Inactive period
Oxygen consumption	20.52±1.779	20.00±1.828	0.843
Respiratory quotient	0.726±0.054	0.778±0.026	0.438
Delta oxygen	8.602±0.727	8.379±0.813	0.842
CO2 production	14.43±0.624	15.36±1.113	0.468
Active period
Oxygen consumption	32.42±1.969	33.16±4.784	0.881
Respiratory quotient	0.596±0.027	0.677±0.075	0.299
Delta oxygen	13.63±1.025	13.70±1.812	0.974
CO2 production	19.33±1.207	21.76±2.385	0.362