Table 1. Constitutive synthesis of CatB and CatC.

All values are indicated as means±S.D. for five separate experiments.

Substrate	D660	CatB activity (units/mg)	CatC activity (units/mg)
Aniline	1.2	0.052±0.010	0.76±0.36
D-Mannose	1.4	0.087±0.015	0.96±0.05
D-Glucose	1.9	0.080±0.005	0.67±0.04
Sucrose	1.5	0.019±0.003	0.47±0.01
L-Malate	2.0	0.20±0.01	0.82±0.03
Succinate	1.9	0.12±0.02	0.91±0.07
Acetate	2.2	0.016±0.002	0.22±0.01
L-Isoleucine	1.2	0.051±0.007	0.77±0.05
L-Leucine	1.5	0.10±0.01	1.1±0.1