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. 2014 Mar 10;9(3):e91125. doi: 10.1371/journal.pone.0091125

Table 4. Plasmid copy number (PCN) in lactobacilli harboring vectors with the NucA reporter gene.

Strain Vector PCN*
L. plantarum pLp3050NucA 2.0±0.2
L. plantarum pLp3050NucA-SH71 9.8±2.8
L. curvatus pLp3050NucA-SH71 14.9±1.3
L. brevis pLp3050NucA-SH71 3.9±1.5
L. gasseri pLp3050NucA-SH71 2.7±0.9
L. rhamnosus pLp0373NucA-SH71 1.3±0.3

*All plasmid copy numbers were calculated from minimum two biological replicates, each analyzed by triplicate qPCR runs. The data shown are the means ± standard deviations.