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Table 1 Viral RNA detection in domestic swine infected with viral doses of 106 TCID50 CSFV Alfort/Tübingen

From: Rope-based oral fluid sampling for early detection of classical swine fever in domestic pigs at group level

   

Day post infection

Group

Animal/sample

Sample Type

−1

2

5

7

9

12

15

1

1

EDTA blood

neg

neg

33,76

32,24

27,48

27,6

27,22

  

OP swab

neg

neg

neg

neg

neg

neg

37,03

 

2

EDTA blood

neg

neg

36,26

30,03

29,61

28,3

29,57

  

OP swab

neg

neg

neg

39,01

35,7

neg

35,95

 

3

EDTA blood

neg

neg

36,11

30,14

-

-

-

  

OP swab

neg

neg

neg

neg

-

-

-

 

4

EDTA blood

neg

neg

34,35

32,01

28,26

26,5

25,77

  

OP swab

neg

neg

neg

neg

neg

36,7

31,62

 

pSWAB

saliva

neg

neg

neg

neg

1(4)

9(9)

9(9)

  

average Cq of positive

    

34,46

33,1

28,98

2

5

EDTA blood

neg

39,1

27,27

24,18

21,49

20,1

19,78

  

OP swab

neg

neg

neg

neg

38

33,2

31,36

 

6

EDTA blood

neg

34,85

27,37

22,09

17,08

18,1

18,44

  

OP swab

neg

neg

neg

neg

32,49

31,4

26,3

 

7

EDTA blood

neg

neg

27,58

28,9

18,45

18,2

17,71

  

OP swab

neg

neg

neg

neg

29,31

29,4

28,16

 

8

EDTA blood

neg

34,4

27,11

21,3

17,74

16,9

16,41

  

OP swab

neg

neg

neg

31,22

33,35

29,3

26,37

 

pSWAB

saliva

neg

neg

neg

4(8)

4(4)

4(4)

4(4)

  

average Cq of positive

   

33,82

30,23

28

28,74

  1. Cq values for EDTA blood, oropharyngeal (OP) swabs, pSWAB. Cq values ≥40 were considered negative, values between 36 and 40 doubtful and values <36 (in bold) positive. Counts for pSWABs are number of positive (total collected). (−): animal euthanized for animal welfare reasons