Table 2.

Conduction frequencies of cointegrates

PlasmidaConduction frequencyb in expt:Avg
123
pSU18175.8 × 10−25.4 × 10−17.8 × 10−2c2.3 × 10−1
pSU181.3 × 10−73.9 × 10−81.3 × 10−64.9 × 10−7
pSU18R23.2 × 10−31.7 × 10−22.0 × 10−21.3 × 10−2
  • a The donor strain also contained plasmids R388 and pSU2056.

  • b Averages of duplicate platings were scored in each experiment.

  • c Average of four independent mating experiments.