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Table 2 Result of a serological field study in cattle, sheep and goat herds, carried out with the VNT

From: Development of a virus neutralisation test to detect antibodies against Schmallenberg virus and serological results in suspect and infected herds

 

Herds

Blood samples

  

Tested

PCR+

PCR-

No PCR test

Tested

Positive (%)

Cattle

Total

916

135

751

30

980

940 (95.9 %)

Suspect

781

-

751

30

834

795 (95.3 %)

Infected

135

135

-

-

146

145 (99.3 %)

Sheep

Total

259

79

168

12

456

421 (92.3 %)

Suspect

180

-

168

12

255

231 (90.6 %)

Infected

79

79

-

-

201

190 (94.5 %)

Goats

Total

30

3

22

5

44

16 (36.4 %)

Suspect

27

-

22

5

35

14 (40.0 %)

 

Infected

3

3

-

-

3

2 (66.7 %)

  1. Suspect herds being herds with occurrence of malformed offspring, but either negative SBV RT-PCR results on a herd level, or no RT-PCR results. Infected herds being herds with occurrence of malformed offspring and a positive SBV RT-PCR result.