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Table 3 Clinical score and post-mortem findings recorded for the SPF pigs in the natural challenge experiment

From: Innate immune responses induced by the saponin adjuvant Matrix-M in specific pathogen free pigs

Pig ID

Clinical findings

Post-mortem examination

General condition

Respiratory signs

Other

DLN

Lung

BLN

Joints

Other

Scorea

Onsetb (day)

Scorea

Onsetb (day)

SPFMatrix-M/SPF

      

#1

Lamenessc

Abscessd

#2

#3

2

#4

SPFSaline/SPF

      

#5

#6

#7

#8

SPFMatrix-M/Conv

      

#9

0.5

1

0.5

1

#10

0.5

1

1

1

#11

0.5

2

1

0.5

#12

1

3

1

0.5

SPFSaline/Conv

      

#13

0.5

1

0.5

0.5

#14

2

3

1

1

Lamenesse

3

1

3

Ascitesf

#15

1

2

1

#16

1

2

1

1

Lamenessc

2

  1. Pigs were administered Matrix-M (Nos. 1–4 and 9–12) or saline (Nos. 5–8 and 13–16) and were challenged by contact exposure (Nos. 9–16) or mixed with non-littermate SPF pigs (Nos. 1–8).
  2. DLN draining lymph node, BLN bronchial lymph node.
  3. aMaximum score recorded.
  4. bDays after mixing.
  5. cOnset 4 days after mixing.
  6. dSuperficial abscess of 1 cm at fetlock joint.
  7. eOnset 3 days after mixing.
  8. fAscetic fluid in the peritoneum.