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Volume 5, Number 2—April 1999

Perspective

Disparity in the Natural Cycles of Borrelia burgdorferi and the Agent of Human Granulocytic Ehrlichiosis

Michael L. LevinComments to Author , Franka des Vignes, and Durland Fish
Author affiliations: Yale School of Medicine, New Haven, Connecticut, USA

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Table 2

Prevalence of infection with Borrelia burgdorferi and the agent of human granulocytic ehrlichiosis among adult Ixodes scapularis ticks collected as engorged nymphs from wild-caught Peromyscus leucopus and from vegetation at the same site (Bridgeport, Connecticut)

Origin of ticks Ticks tested % Borrelia-infected
(± SE) % Ehrlichia-infected
(± SE) % Con-currently infected
(± SE)
P. leucopus 76 64.5 ± 3.6 9.2 ± 2.2 6.6 ± 2.5
Vegetation 100 55.0 ± 3.8 19.0 ± 3.0 14.0 ± 3.5

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