Table 4.

Effects of nutritional condition and growth phase on plasmid copy number per chromosome

Replicon	Copy no./chromosome (mean ± SD)
	Autotrophic		Mixotrophic
	Exponential	Stationary	Exponential	Stationary
pSysA	0.34 ± 0.00	0.33 ± 0.00	0.64 ± 0.01	0.60 ± 0.01
pSysG	0.64 ± 0.01	0.54 ± 0.01	0.72 ± 0.02	0.83 ± 0.01
pSysM	0.33 ± 0.00	0.31 ± 0.00	0.69 ± 0.01	0.49 ± 0.01
pSysX	0.65 ± 0.01	0.66 ± 0.01	1.24 ± 0.02	1.09 ± 0.01
pCA2.4	0.75 ± 0.01	5.41 ± 0.10	6.26 ± 0.06	7.39 ± 0.09
pCB2.4	0.40 ± 0.00	2.46 ± 0.02	3.74 ± 0.04	2.68 ± 0.02
pCC5.2	0.93 ± 0.01	3.72 ± 0.04	6.02 ± 0.05	7.33 ± 0.07