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Parasitology Commons™

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2014

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Articles 61 - 61 of 61

Full-Text Articles in Parasitology

Prevalence Of Ehrlichia Chaffeensis And Ehrlichia Ewingii In Amblyomma Americanum And Dermacentor Variabilis Collected From Southeastern Virginia, 2010-2011, Chelsea L. Wright, Holly D. Gaff, Wayne L. Hynes Jan 2014

Prevalence Of Ehrlichia Chaffeensis And Ehrlichia Ewingii In Amblyomma Americanum And Dermacentor Variabilis Collected From Southeastern Virginia, 2010-2011, Chelsea L. Wright, Holly D. Gaff, Wayne L. Hynes

Biological Sciences Faculty Publications

Amblyomma americanum is the most commonly-encountered tick species in southeastern Virginia, representing approximately 95% of the human-biting tick population in this area. Here we investigated the prevalence of Ehrlichia chaffeensis and Ehrlichia ewingii in questing Amblyomma americanum and Dermacentor variabilis ticks collected from multiple sites in southeastern Virginia from 2010–2011. Although both Ehrlichia species were detected in Amblyomma americanum, no evidence of either pathogen was found in Dermacentor variabilis. Prevalence of E. chaffeensis varied by location, ranging from 0 – 5.08% among Amblyomma americanum populations. Ehrlichia ewingii prevalence was slightly higher, ranging from 0 – 8.20% among A. …