Male C57Bl/6J mice housed at thermoneutrality were administered the β-adrenergic agonist CL 316,243, and changes in oxygen consumption were continuously measured.
Physical activity was monitored by infrared beam breaks in the Promethion indirect calorimeter for one hour in either a mouse with ad libitum access to food or shortly after food removal. (Rubio et al Mol Metabolism 2023)