Table 2.

Effects of inhibitors on motilitya

StrainMotility
CCCPPhenamil, pH 6.5
pH 6.5pH 8.5
030 μM030 μM0100 μM
EcΔG, pBAD-EcG++++++++++++
VcΔG, pBAD-VcG+++++++++++++++
HM-1++++++++++++
HM-2++++++++++++
  • a Motilities of the V. cholerae (VcΔG, pBAD-VcG) and E. coli (EcΔG, pBAD-EcG) control strains as well as two hypermotile derivatives of theV. cholerae hybrid motor strains (HM-1 and HM-2) were assayed under the microscope. Motility was scored as described in Materials and Methods.