Table 3. ICL activity in cell-free extracts of bacteria grown on glucose or acetate.

Bacterial strain	ICL activity* Glucose (Glc)	ICL activity* Acetate (Ace)	Ratio (Glc/Ace)
M. tuberculosis Erdman	0.46±0.15	1.26±0.24	0.37
M. bovis BCG	0.36±0.04	0.84±0.08	0.43
M. smegmatis	0.22±0.03	1.76±0.26	0.13
E. coli	0.01±0.01	0.95±0.68	0.01

Data are means±s.d. (n=3 independent experiments each performed in triplicate).

^*ICL specific activity in cell-free extracts (U μg⁻¹).