Page 150 - TBE_Book_V2_2019

Chapter 8: TBE in animals

Results 18 seropositive 2% – 31% seropositive high Ab-titres upon seroconversion 133 seropositive (24.1%, ELISA), 110 confirmed by SNT (19.9%) 52 seropositive (16.4%) 17/54 positive 30/56 positive 30% ELISA, 4.8% SNT 0.1% positive repeated testing within one year: 9.8% 13.4% seropositive 11.3% seropositive dogs, viremic dogs 12.6% 6% - 40%

Reference 78 79 80 10 14 12 7 9 8 3 11 13 6

Table 1: Serosurveillance studies for TBEV and TBEV antibodies in dogs
Virus detection n.d. n.d. 3 virus isolates n.d. n.d. n.d. n.d. n.d. n.d. n.d. by PCR n.d. n.d.

Clinical signs not observed no neurological signs observed not observed in 3 dogs in 57 seropositive dogs not observed in 56 dogs, not further specified not observed not observed not observed in 7/20 viremic dogs not observed not observed

Number of dogs 255 ~ 1000 dogs 10 sentinel dogs each year 151 dogs 552 dogs 317 dogs 54 healthy and 56 ill dogs 125 dogs 960 dogs 90 dogs 159 dogs 148 dogs 331 healthy dogs n.d. = not determined, SNT = serum neutralization test, Ab = antibodies

Country Sweden Germany Japan Czech Republic Austria Norway Germany Denmark Belgium Austria Czech Republic Finland Germany

1988 - 1991 1993 - 1998 1994 – 1995 1997 - 1998 1998 – 2003 2005 – 2006 2011 - 2012 2011 - 2012 2012 - 2014

Year 1999 2002 2009 2011

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