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Table 2 Results of tonsil and nasal sample selective bacterial examination for A. pleuropneumoniae in time

From: Association between transmission rate and disease severity for Actinobacillus pleuropneumoniae infection in pigs

Pair

Status

Days post inoculation

Serology

Days to trans-mission based on SBE

-1

1

2

4

6

8

11

13

15

18

21

CFT

App S2 ELISA

ApxIV ELISA

1

I

-

tn

tn

tn

      

ND

Neg

ND

 
 

C

-

-

tn

-

-

-

-

t

-

-

t

<40

Neg

Neg

2

I

-

n

tn

tn

      

ND

Neg

ND

 
 

C

-

-

-

-

-

-

-

-

-

-

-

<40

Neg

Neg

3

I

-

tn

tn

       

ND

Neg

ND

 
 

C

-

-

-

t

t

t

t

t

t

t

t

<40

Neg

Neg

4

4

I

-

tn

tn

tn

tn

t

t

t

t

t

t

640

Neg

Neg

 
 

C

-

-

-

t

t

t

t

t

t

t

t

<40

Neg

Neg

4

5

I

-

tn

tn

tn

tn

tn

tn

tn

tn

tn

tn

320

Neg

D

 
 

C

-

-

-

-

t

t

t

t

t

t

t

80

Neg

Neg

6

6

I

-

tn

tn

tn

tn

     

ND

Neg

ND

 
 

C

-

-

-

t

t

t

t

t

t

t

t

40

Neg

Neg

4

7

I

-

tn

tn

tn

tn

t

tn

tn

t

t

t

1280

Neg

P

 
 

C

-

-

-

t

t

t

t

t

t

t

t

<40

Neg

Neg

4

8

I

-

n

t

t

-

t

-

-

t

-

-

160

Neg

D

 
 

C

-

-

-

-

-

-

-

-

-

-

-

<40

Neg

Neg

9

I

-

tn

tn

tn

tn

tn

tn

tn

tn

tn

t

1280

Neg

Neg

 
 

C

-

-

-

t

t

t

t

t

t

t

t

<40

Neg

Neg

4

10

I

-

n

tn

tn

      

ND

Neg

ND

 
 

C

-

-

-

-

-

-

-

-

-

-

-

<40

Neg

Neg

11

S

-

-

-

-

-

-

*

    

ND

Neg

ND

 
 

S

-

-

-

-

-

-

-

-

-

-

-

<40

Neg

Neg

 

12

S

-

-

-

-

-

-

-

-

-

-

-

<40

Neg

Neg

 
 

S

-

-

-

-

-

-

-

-

-

-

-

<40

Neg

Neg

 
  1. Positive tonsil sample results are defined by t, positive nasal sample results are defined by n and negative samples by -. tn represents a positive tonsil and positive nasal sample result. † = euthanized or died before that day. * euthanized due to lameness. ND = not determined, Neg = Negative, D = Dubious, P = Positive.