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Table 4 Results of testing of the heterologous sera in the H7 inhibition ELISAs

From: An enzyme-linked immunosorbent assay for detection of avian influenza virus subtypes H5 and H7 antibodies

Immunisation

PMV8 (n = 7)

H16N3 (n = 6)

H1N2 (n = 11)

H9N9 (n = 7)

H10N4 (n = 13)

H5N7 (n = 14)

H5N2c (n = 11)

H5N2o (n = 20)

H7N1ag-ELISA

-6.6 (10.1)

10.3 (17.3)

12.8 (22.1)

12.0 (19.6)

19.6 (38.2)

12.1 (25.7)

5.2 (11.0)

13.5 (26.1)

 

11.3 (29.3)

H7N7ag-ELISA

0.6 (6.1)

6.8 (22.2)

3.3 (17.3)

13.0 (25.7)

1.1 (13.2)

15.7 (30.2)

3.1 (12.0)

1.7 (14.6)

 

4.4 (19.9)

2 subsequent ELISA

-7.1 (7.6)

4.3 (14.7)

3.1 (16.2)

10.1 (18.1)

1.1 (13.2)

11.1 (24.0)

2.7 (10.7)

1.7 (14.4)

 

3.0 (17.7)

  1. Values are given as mean inhibition percentages and mean + 2 standard deviations (in brackets). 2 subsequent ELISA implies that the first ELISA is done using the H5N7 antigen and then a secondary ELISA is performed with the H5N2 antigen.