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Table 4 Infectious period from seeder (S) and contact pigs (C) when all replicates were combined by group

From: Vaccination of influenza a virus decreases transmission rates in pigs

Group

 

Number of pigs excreting virusa

Infectious periodb(days ± SD)

Days ± SD between exposure and start of excretionc

NV

S

3/3

5.66 ± 0.58

-

NV

C

30/30

4.50 ± 1.07

2.83 ± 1.14 1

HE

S

4/4

5.25 ± 0.5

-

HE

C

15/40

3.50 ± 1.84

6.87 ± 4.17 2

HO

S

3/3

4.33 ± 1.53

-

HO

C

0/30

0

-

  1. aReplicates from the same treatment were pooled.
  2. bThe average number of days from the first until the last day that influenza virus could be detected from nasal swabs by PCR.
  3. cAverage number of days between exposure and the first sample detected positive.
  4. 1, 2Statistically significant differences (p < 0.05).
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Veterinary Research

ISSN: 1297-9716