TABLE 3.

Lag times (λ), maximal OD₆₀₀ during stationary phase (OD₆₀₀^max), and maximal growth rates (μ_max) of different P. putida strains during growth on M9 medium supplemented with 20 mM glycerol and 0 μM or 10 μM La³⁺ incubated in microtiter plates at 30°C and 250 rpm (see also Fig. 2 and Fig. 5)

Strain	λ [h] ± SD		OD600max ± SD		μmax [h−1] ± SD
	0 μM La3+	10 μM La3+	0 μM La3+	10 μM La3+	0 μM La3+	10 μM La3+
P. putida KT2440*	18.4 ± 0.3	9.8 ± 0.2	0.894 ± 0.007	0.771 ± 0.020	0.351 ± 0.008	0.277 ± 0.007
P. putida ΔpedE	21.4 ± 0.4	10.5 ± 0.1	0.916 ± 0.007	0.774 ± 0.026	0.299 ± 0.008	0.289 ± 0.006
P. putida ΔpedH	17.9 ± 0.3	21.6 ± 0.5	0.849 ± 0.012	0.887 ± 0.001	0.352 ± 0.028	0.292 ± 0.006
P. putida ΔpedE ΔpedH	21.8 ± 0.1	21.0 ± 0.2	0.887 ± 0.001	0.880 ± 0.066	0.305 ± 0.006	0.315 ± 0.007
P. putida ΔgarK	21.4 ± 0.1	n.d.a	0.858 ± 0.005	0.042 ± 0.002	0.322 ± 0.004	n.d.a
P. putida ΔcalA	18.7 ± 0.5	10.6 ± 0.1	0.891 ± 0.001	0.783 ± 0.009	0.350 ± 0.013	0.307 ± 0.006
P. putida ΔglcDEF	19.6 ± 0.1	11.0 ± 0.1	0.885 ± 0.003	0.775 ± 0.006	0.335 ± 0.003	0.287 ± 0.001

^aNo growth parameters were determined for cultures that did not reach stationary phase during incubation (n.d.).