TABLE 3.

Effect of plasmid content and vlsE complementation on B. burgdorferi infection of C3H/HeN mice at 8 weeks postinfection

B. burgdorferi B31 clonePlasmidShuttle vectorNo. of 8-wk cultures positive/no. tested for sample site indicated
lp25lp28-1pBSV2BBE22vlsEHeartBladderEarJointTotal
5A4++6/66/66/66/66/6
5A8+0/60/60/60/60/6
5A13/pBSV2+0/60/60/60/60/6
5A13/pBBE22+++6/66/66/66/66/6
5A10/pBBE22:vlsE-2++++6/66/66/66/66/6
5A10/pBBE22:vlsE-5+++0/60/60/61/61/6