TABLE 4.

In vivo plasmid stability upon isolation of bacteria from mouse tissues 6 weeks after inoculation with various strains

Infecting strainIsolation with selectionaIsolation without selectiona
A3/pBSV2G6/65/6
A3/pBSV2G-ospC6/66/6
ospCK1/pBSV2G-ospC4/66/6
  • a For selection, gentamicin was present in the culture medium. The number of tissue samples positive/number of tissue samples tested is shown (three mice per strain infected and two tissue samples per mouse cultured).