TABLE 1.

B. burgdorferi sensu lato strains used in this study and their characteristics

Strain	Sourcea	Country of origin	PFGE pattern	OspA serotype	Genospecies	Reference
B31T	I. dammini	United States	MLb1	1	B. burgdorferi	65
272	Skin	United States	NAb	1	B. burgdorferi	65
297	Human CSF	United States	MLb2	1	B. burgdorferi	65
Esp1	I. ricinus	Spain	MLb2	1	B. burgdorferi	17
PBi	Human CSF	Germany	MLg2	4	B. garinii	65
DK27	Skin of EM patient	Denmark	NA	NA	B. garinii	59
R-IP90	I. persulcatus	Russia	NA	NA	B. garinii	36
DK6	Human CSF	Denmark	NA	4	B. garinii	65
WABSou	Skin	Austria	NA	5	B. garinii	65
PHei	CSF	Germany	NA	5	B. garinii	65
TN	I. ricinus	Germany	NA	6	B. garinii	65
PWudII	Skin of EM patient	Germany	MLg2	6	B. garinii	65
TIs I	I. ricinus	Germany	NA	6	B. garinii	65
DK29	Skin of EM patient	Denmark	NA	6	B. garinii	65
Gö2	I. ricinus	Germany	NA	6	B. garinii	65
T25	I. ricinus	Germany	MLg3	7	B. garinii	65
PBr	CSF	Germany	MLg2	3	B. garinii	65
PLa	CSF	Germany	NA	8	B. garinii	65
VS461T	I. ricinus	Switzerland	MLa1	2	B. afzelii	10
DK1	Skin of EM patient	Denmark	NA	2	B. afzelii	65
DK2	Skin of ACA patient	Denmark	NA	2	B. afzelii	65
M49	I. ricinus	The Netherlands	NA	NA	B. valaisiana	62
VS116T	I. ricinus	Switzerland	NA	NA	B. valaisana	48
POTIB1	I. ricinus	Portugal	NA	NA	B. lusitaniae	48
POTIB2T	I. ricinus	Portugal	NA	NA	B. lusitaniae	48
H014T	I. ovatus	Japan	NA	NA	B. japonica	48
IKA2	I. ovatus	Japan	NA	NA	B. japonica	31
19857	Rabbit	United States	NA	NA	B. andersonii	48
21038T	I. dentatus	United States	NA	NA	B. andersonii	37
DN127T	I. pacificus	United States	MLb14	NA	B. bissettii	48

^aCSF, cerebrospinal fluid; ACA, acrodermatitis chronica atrophicans. 

^bNA, not available.