TABLE 2.

Bacteriolysis of B. burgdorferi sensu lato by different concentrations of untreated sera after 2, 4, and 22 h of incubation^a

Animal speciesspirochete	Serum concn (%)	% Bacteriolysis at incubation time (h):
		2	4	22
Mouse-B. garinii	10	5	24	61
	25	42	100	100
	50	>95	100	100
Pheasant-B. afzelii	10	0	11	31
	25	11	19	87
	50	17	28	100
Sheep-B. burgdorferi	10	5	13	21
	25	9	12	43
	50	14	18	84
Deer-B. garinii	10	72	78	100
	25	100	100	100
	50	100	100	100

^aFor each combination of animal species and spirochetal strain, the percent mortality of spirochetes is given for one representative untreated serum sample.