Table 3 Egg yolk HI antibodies against three clades (clade 0, clade 7, clade 2.3.4) of H5N1 AIV

From: Serological evidence of H7, H5 and H9 avian influenza virus co-infection among herons in a city park in Jiangxi, China

  

HI antibodies to H5N1 AIV (%)

Species

HI titers

Re-1

Re-4

Re-5

Re-1/Re-4

Re-1/Re-5

Re-4/Re-5

Re-1/Re-4/Re-5

Little Egrets

<4

5/29 (17.24)

1/29 (3.45)

2/29 (6.9)

4/29 (13.79)

2/29 (6.9)

2/29 (6.9)

2/29(6.9)

 

4–6

5/29 (17.24)

12/29 (41.38)

0/29 (0)

5/29 (17.24)

0/29 (0)

0/29 (0)

0/29(0)

 

>6

0/29 (0)

6/29 (20.69)

0/29 (0)

0/29 (0)

0/29 (0)

0/29 (0)

0/29(0)

Black-crowned Night Herons

<4

1/35 (2.86)

1/35 (2.86)

1/35 (2.86)

1/35 (2.86)

1/35 (2.86)

1/35 (2.86)

1/35(2.86)

 

4–6

3/35 (8.57)

14/35 (40)

1/35 (2.86)

3/35 (8.57)

0/35 (0)

0/35 (0)

1/35(2.86)

 

>6

1/35 (2.86)

3/35 (8.57)

0/35 (0)

0/35 (0)

0/35 (0)

0/35 (0)

0/35(0)

  1. HI, hemagglutination-inhibition; AIV, avian influenza virus.
  2. H5N1 Re-1, H5N1 Re-4 and H5N1 Re-5 AVIs belong to clade 0, clade 7 and clade 2.3.4, respectively.
  3. Numerator indicates the number of HI-antibody-positive birds; denominator is the total number of examined birds.
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