Volume 25, Number 2—February 2019
Dispatch
Tick-Borne Encephalitis Virus Antibodies in Roe Deer, the Netherlands
Figure 1

Figure 1. Geographic distribution of tick-borne encephalitis virus (TBEV) based on serosurveillance of roe deer, the Netherlands, during A) 2010 and B) 2017. Data for 2010 were reproduced from Jahfari et al. (1). Red indicates roe deer serum samples that showed positive results in the TBEV neutralization test, and blue indicates roe deer serum samples that showed negative results in this test or an ELISA. Numbers indicate confirmed or potential foci, and red stars indicate location of 2016 TBEV-RNA positive ticks in Sallandse Heuvelrug National Park. Circles indicate sites of random sampling, and diamonds indicate sites of purposive sampling. Arrow in the right map indicates location of Utrechtse Heuvelrug National Park. Maps were constructed by using Arc-GIS software (ESRI, https://www.esri.com).
References
- Reed LJ, Muench H. A simple method of estimating fifty percent endpoints. Am J Hyg. 1938;27:493–7.
- Seedat J. TBE: risk areas in Germany (April 2018) [in German]. Epidemiologisches Bulletin. 2018 April [cited 2018 Nov 25]. https://www.rki.de/DE/Content/Infekt/EpidBull/Archiv/2018/Ausgaben/17_18.pdf?__blob=publicationFile