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Abbreviations
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Virus Name: Colorado tick fever

Abbreviation: CTFV

Status
Arbovirus

Select Agent
No

SALS Level
2

SALS Basis
Results of SALS surveys and information from the Catalogue.

Other Information

Antigenic Group
Colorado Tick Fever

Section VII - Natural Host Range (Additional text can be added below table)

Vertebrate (species and organ) and arthropod	No. isolations/No. tested	No. with antibody/No. tested Test used	Country and region


^* Virus in red blood cells of man up to 110 days after onset (18)

Golden mantled ground squirrel	56/131	1/28 NT	Northwestern U.S., and western Canada
Columbian ground squirrel	35/264	0/110 NT	(represents experience at RML)
Chipmunks	15/70	0/1 NT
Pine squirrels	1/4
Deer mice	1/6
Porcupine	1/2	1/9 NT
Dermacentor andersoni	716/36,808
Dermacentor occidentalis	3/2,291
Dermacentor parumapertus	3/1,915
Dermacentor albopictus	1/1,768
Otobius lagophilus	1/28 nymphs
Otobius lagophilus	0/175 larvae
Otobius lagophilus	0/3 adults
Man (blood) ^*	Numerous		Northwestern USA
Lepus californicus	1	31IFA,PRNT	Medocino Cty, CA (24)
Deer (Odocoileus hemionus)		21 PRNT
Sheep (Ovis aries		1
Coyotes (Canis latrans)		2 PRNT
Ground squirrels (Spermophilus beecheyi		3 PRNT
CA meadow mice (Microtus californicus)		2 PRNT
Wood rats (Neotoma fuscipes)		2 PRNT
Deer mouse (Peromyscus maniculatus)		1 PRNT

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