Table 1. B. burgdorferi culture results of Experiment I at seven weeks of infection.

		Culture at 7 wk
Group	Strain/treatment	Ear	Bladder	Joint
1	Uninfected	0/2	0/2	0/2
2	ΔdbpAB/dbpAB	4/4	4/4	4/4
3	ΔdbpAB/dbpA	8/8	7/7 a	7/8
4	ΔdbpAB/dbpB	5/8	8/8	8/8
5	ΔdbpAB	0/2	2/2	2/2

a One sample not available for culture