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Volume 28, Number 12—December 2022

Continued Circulation of Tick-Borne Encephalitis Virus Variants and Detection of Novel Transmission Foci, the Netherlands

Helen J. EsserComments to Author , Stephanie M. Lim, Ankje de Vries, Hein Sprong, Dinant J. Dekker, Emily L. Pascoe, Julian W. Bakker, Vanessa Suin, Eelco Franz, Byron E.E. Martina, and Constantianus J.M. Koenraadt
Author affiliations: Wageningen University and Research, Wageningen, the Netherlands (H.J. Esser, D.J. Dekker, E.L. Pascoe, J.W. Bakker, C.J.M. Koenraadt); Artemis One Health Research Institute, Delft, the Netherlands (S.M. Lim, B.E.E. Martina); National Institute for Public Health and the Environment, Bilthoven, the Netherlands (A. de Vries, H. Sprong, E. Franz); Sciensano, Brussels, Belgium (V. Suin)

Main Article

Table 1

Pools of tick-borne encephalitis virus RNA–positive Ixodes ricinus ticks collected from vegetation in 3 locations in the Netherlands, 2018–2020*

Sample ID Tick pool Ct value Nature area Municipality Year GenBank
2018-TA222 25 nymphs 15.31 National Park Utrechtse Heuvelrug Zeist 2018 NA
2018-TA226 25 nymphs 17.65 National Park Utrechtse Heuvelrug Zeist 2018 MZ969636
A43 25 nymphs 19.84 National Park Utrechtse Heuvelrug Zeist 2019 NA
4040 25 nymphs 19.42 National Park Sallandse Heuvelrug Hellendoorn 2019 NA
NL-RGB1 4 females 29.1 Roggebotzand Dronten 2020 NA
NL-RMB2 8 males 21.12 Roggebotzand Dronten 2020 MZ969638
NL-RBG3 25 nymphs 17.64 Roggebotzand Dronten 2020 MZ969639

*Ct, cycle threshold; NA, not applicable.

Main Article

Page created: September 16, 2022
Page updated: November 21, 2022
Page reviewed: November 21, 2022
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