Table 4.

Influence of spdA2/sps on plasmid stability (percentage of plasmid content).

Plasmid	1. Sporulation cycle	2. Sporulation cycle	3. Sporulation cycle
pIJ303	99.75 ± 0.50	100 ± 0	100 ± 0
pIJ303ΔspdA2	100 ± 0	94.50 ± 0.57*	83.50 ± 5.92*
pIJ303-sps	99.25 ± 0.96	95 ± 4*	79 ± 6.25*
pIJ303-spdA2c	99.50 ± 0.58	100 ± 0	99.75 ± 0.50

Mean of four repetitions ±: standard deviation,

^*significant when p < 0.001.