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Spotted Fever Group Rickettsia in Dermacentor variabilis (Acari: Ixodidae) Infesting Raccoons (Carnivora: Procyonidae) and Opossums (Marsupialia: Didelphimorphidae) in Tennessee

Thomas M. Kollars, Ampornpan Kengluecha
DOI: http://dx.doi.org/10.1603/0022-2585-38.4.601 601-602 First published online: 1 July 2001

Abstract

Spotted fever group Rickettsia were present in 13 of 1,171 (1.1%) of adult Dermacentor variabilis Say removed from raccoons (Procyon lotor L.) and Virginia opossums (Didelphis virginiana Kerr) in western Tennessee. Spotted fever group Rickettsia were detected by amplification of a 617-bp segment of the citrate synthase gene by polymerase chain reaction.

  • American dog tick
  • raccoon
  • opossum
  • Rickettsia
  • polymerase chain reaction
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