Delineating Anaplasma phagocytophilum Ecotypes in Coexisting, Discrete Enzootic Cycles
Kevin J. Bown, Xavier Lambin, Nicholas H. Ogden, Michael Begon, Gill Telford, Zerai Woldehiwet, and Richard J. Birtles
Author affiliations: University of Liverpool, Liverpool, UK (K.J. Bown, M. Begon, Z. Woldehiwet, R.J. Birtles); University of Aberdeen, Aberdeen, UK (X. Lambin, G. Telford); Public Health Agency of Canada, Saint-Hyacinthe, Quebec, Canada (N.H. Ogden)
Figure 1. Prevalence of Anaplasma phagocytophilum infection in field voles (A) and of infestation of Ixodes ricinus tick larvae (black line), I. trianguliceps tick larvae (red line), and I. ricinus/I. trianguliceps adult females and nymphs (blue line) on field voles (B) during March 2004–November 2005. Error bars represent exact binomial 95% confidence intervals (A) or SEM (B).
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