Table 2 Summary of ticks collected by species, life stage, and polymerase chain reaction (PCR) assay results
Tick species | Stage | No. | Ehrlichia chaffeensis | Ehrlichia ewingii | Ehrlichia sp. PME | Borrelia lonestari | Rickettsia spp. | Rickettsia sp. Identity |
|---|---|---|---|---|---|---|---|---|
No. ticks positive (% total ticks) | ||||||||
Amblyomma americanum | Adulta | 241 | 1 (0.4) |  |  | 2 (0.8) | 76 (32) | R. amblyommii – 72 (30) |
R. montana–1 (0.4) | ||||||||
R. rhipicephali-1 (0.4) | ||||||||
R. parkeri–1 (0.4) | ||||||||
R. sp. TR–39–1 (0.4) | ||||||||
Nymph | 185 |  |  |  |  | 46 (25) | R. amblyommii–45 (24) | |
R. sp.–1 (0.5) | ||||||||
Amblyomma maculatum | Adult | 18 |  |  |  |  | 4 (22) | R. amblyommii–1 (5) |
R. parkeri–1 (5) | ||||||||
R. ARANHA–1 (5) | ||||||||
R. sp.–1 (5) | ||||||||
Nymph | 1 |  |  |  |  | 1 (100) | R. amblyommii–1 (100) | |
Amblyomma sp. | Nymph | 3 |  |  |  |  | 2 (67) | R. amblyommii–2 (67) |
Dermacentor variabilis | Adulta | 142 |  | 2 (1) | 1 (0.7) |  | 18 (13) | R. amblyommii–2 (1) |
R. ARANHA–1 (0.7) | ||||||||
R. montana-15 (10) | ||||||||
Ixodes scapularis | Adult | 7 |  |  |  |  | 6 (86) | R. sp. TR-39–4 (57) |
R. cooleyi–1 (14) | ||||||||
R. sp. Is-1–1 (14) | ||||||||