Table 1.

Rickettsia bellii isolates from South and North America used in the present study.

Number∗	Isolate name	Tick host	Geographic origin	Reference
(1)	Mogi	Amblyomma aureolatum	Mogi das Cruzes-SP, Brazil	[19]
(2)	Ad-MG	Amblyomma dubitatum	Guarda-Mor-MG, Brazil	[16]
(3)	Ad-CORD-SP	A. dubitatum	Cordeirópolis -SP, Brazil	[20]
(4)	Ad-25-INT	A. dubitatum	Ribeirão Grande-SP, Brazil	[20]
(5)	PNSM	Amblyomma incisum	Cubatão-SP, Brazil	[21]
(6)	AO	Amblyomma ovale	Ribeirão Grande-SP, Brazil	[22]
(7)	HJ#4	Haemaphysalis juxtakochi	Ribeirão Grande-SP, Brazil	[23]
(8)	IL-Mogi	Ixodes loricatus	Mogi das Cruzes-SP, Brazil	[24]
(9)	Ap GSV 136	Amblyomma parvum	Chapada Gaúcha-MG, Brazil	[25]
(10)	IL-RS1	I. loricatus	Derrubadas-RS, Brazil	[26]
(11)	RB-CL	I. loricatus	Cerro Largo-RS, Brazil	[13]
(12)	HJ#1	H. juxtakochi	São Paulo-SP, Brazil	[23]
(13)	Ap-MS	Amblyomma pseudoconcolor	Corumbá-MS, Brazil	[16]
(14)	P-10	A. ovale	Peruíbe-SP, Brazil	[27]
(15)	An4	Amblyomma neumanni	Deán Funes-Córdoba, Argentina	[28]
(16)	369-C	Dermacentor variabilis	Washington Co., Arkansas, USA	[5]
(17)	CA13-1	Dermacentor variabilis	Yolo Co., California, USA	[29]
(18)	CA13-9	D. variabilis	Yolo Co., California, USA	[29]
(19)	CA13-17	D. variabilis	Yolo Co., California, USA	[29]
(20)	Putah Creek	D. variabilis	Solano Co., California, USA	[29]
(21)	Yolo	D. variabilis	Yolo Co., California, USA	[29]
(22)	Stevenson Bridge	D. variabilis	Yolo Co., California, USA	[29]
(23)	OSU 83-1223	D. variabilis	Knox County, Ohio, USA	[30]
(24)	TX15-1	Dermacentor parumapertus	Brewster County, Texas, USA	[31]
(25)	OSU 83-117	D. variabilis	Licking County, Ohio, USA	[30]
(26)	OSU 85-1299	D. variabilis	Morrow County, Ohio, USA	[30]
(27)	OSU 83-452	D. variabilis	Coshocton County, Ohio, USA	[30]
(28)	Skull Valley	D. parumapertus	Tooele County, Utah, USA	[31]
(29)	OSU 85-389	D. variabilis	Ohio, USA	[30]
(30)	CA-459	Haemaphysalis leporispalustris	Mendocino Co., California, USA	[32]

^∗These numbers are represented in Figure 1 as the geographical location of each isolate.