Volume 4, Number 2—June 1998
Perspective
Rickettsial Pathogens and Their Arthropod Vectors
Abdu F. Azad*
and Charles B. Beard†
and Charles B. Beard†
Table 2
Epidemiologic characteristics of the North American tick-borne rickettsiaa
| Rickettsia species | Natural cycle |
||
|---|---|---|---|
| Disease | Vectors | Hosts | |
| Rickettsia rickettsii | Rocky Mountain spotted fever | Dermacentor, Amblyomma, Rhipicephalus, Haemaphysalis, | Small mammals, dogs, rabbits, birds |
| R. akari | Rickettsialpox | Liponyssoides | House mice, rats |
| R. amblyommii | R. amblyommii A. americanum Small mammals | Small mammals | |
| R. bellii | D. andersoni, D. variabilis, D. occidentalis, D. albopictus H. leporispalustris, | Rodents, dogs | |
| R. canada | Haemaphysalis | Rabbits, hares, birds | |
| R. montana | D. andersoni, D. variabilis | Rodents, dogs | |
| R. parkeri | A. americanum, A. maculatum | Domestic animals, birds, rodents, | |
| R. peacockii | D. andersoni | Rodents, deer | |
| R. rhipicephali | R. sanguineus, D. andersoni, D. variabilis, D. occidentalis | Small mammals | |
aExcluding four as yet undescribed species of SFG rickettsiae (WB-8-2, 364-D, Tillamook, and the D. parumapertus agent).
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