A metabolism chamber for measuring oxygen consumption in the laboratory rat and mouse.

Details are given for the construction and use of an inexpensive metabolism chamber to measure oxygen consumption in a relatively large group of laboratory rodents in a brief time. Metabolic rates (MR) were measured regularly in male and female Sprague Dawley rats, 11-114 days old, and mice, 100 days old. Adult mice had higher MR than rats of approximately… CONTINUE READING