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Table 2 Summary of clinical signs and diagnostic data across the 3 groups of pigs involved in the swine bioassay

From: An evaluation of contaminated complete feed as a vehicle for porcine epidemic diarrhea virus infection of naïve pigs following consumption via natural feeding behavior: proof of concept

  

Treatments

Positive controls

Negative controls

Date

DPI

Rectal Ct

Clinical signs

Rectal Ct

Clinical signs

Rectal Ct

Clinical signs

1/17

0

neg

neg

neg

neg

neg

neg

1/18

1

neg

neg

neg

neg

neg

neg

1/19

2

neg

neg

29.63

Vomit 32.21

neg

neg

1/20

3

neg

neg

16.06/32.21*

neg

neg

neg

1/21

4

34.09

Diarrhea 18.94

15.48/29.63*

Diarrhea 23.19

neg

neg

1/22

5

28.89

Diarrhea 16.23

15.79

neg

neg

neg

1/23

6

15.01/18.94*

Vomit 14.59

16.94

neg

neg

neg

1/24

Nx

5/5 pigs PCR/IHC (+)

 

4/4 pigs PCR/IHC (+)

 

2/2 pigs PCR/IHC (−)

 
  1. Nx = Necropsy, small intestinal tracts.
  2. DPI = Days post-ingestion of at-risk or spiked feed.
  3. V/D = vomiting & diarrhea.
  4. * = 2 pigs detected as positive on rectal swabs.
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BMC Veterinary Research

ISSN: 1746-6148

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