Table 2.

The enthalpy change measured by IMC and calculated based on the oxygen consumption and carbon dioxide production results.

	IMC ΔH, Joule (n = 4)	O2 ΔH, Joule (n = 4)	CO2 ΔH, Joule (n = 4)
		Glycerol
M. smegmatis	−59.27	−60.53	−49.65
M. tuberculosis	−59.05	−57.22	−42.48
		Glucose †
M. smegmatis		−59.79	−42.04
M. tuberculosis		−56.52	−35.96
		Organic matter †
M. smegmatis		−58.24*	n.a.
M. tuberculosis		−55.05*	n.a.

^*Thornton oxycaloric equivalent (i.e., 455 ± 15 KJ/mole O₂) is used for those calculations.

^†Provided for comparison purposes only.