Animal Welfare Institute

McNamara, A., Ballantine, A. R., Deuchande, R. et al. 2023. Comparison of fixed and rising displacement rates of CO2 for euthanasia of aged rats. JAALAS 62(5), 453–463.

This study compared euthanasia induced by rising concentrations of CO2 in aged rats (n = 59) using different gas displacement rates. Rats were preimplanted with cardiovascular telemetry devices and ...
Animal Welfare Institute

Merenick, D. R., Munro, B. A., Gee, J. M. et al. 2024. Assessing susceptibility to carbon dioxide gas in three rat strains using the loss of righting reflex. JAALAS 63(3), 310 ...

Overdose of carbon dioxide gas (CO2) is a common euthanasia method for rodents; however, CO2 exposure activates nociceptors in rats at concentrations equal to or greater than 37% and is reported to be ...