Table 2.
Hemagglutination titers of H5N1 and H9N2 AI viruses with five different types of RBCs
|
Sr. No. |
Virus strains |
RBCs |
||||
|---|---|---|---|---|---|---|
| |
|
Turkey (0.5%) |
Fowl (0.5%) |
Goose (1%) |
Guinea Pig (0.75%) |
Horse (1%) |
| HA titer | ||||||
| 1 |
A/chicken/Navapur/India/7972/2006 (H5N1) |
64 |
32 |
64 |
128 |
64 |
| 2 |
A/chicken/Manipur/NIV9743/2007 (H5N1) |
64 |
64 |
64 |
256 |
64 |
| 3 |
A/chicken/India/AS-NIV15983/2008/11/27 (H5N1) |
256 |
128 |
512 |
512 |
8 |
| 4 |
A/chicken/India/WB-NIV2811/2008 (H5N1) |
512 |
256 |
1024 |
1024 |
512 |
| 5 |
A/chicken/India/NIV33487/06-RG-2008 (H5N1) |
64 |
48 |
48 |
24 |
16 |
| |
Geometric mean titer |
128.0 |
79.7 |
159.4 |
210.4 |
48.5 |
| 1 |
A/chicken/Pune/099321/2009 (H9N2) |
2048 |
2048 |
512 |
2048 |
No titer |
| 2 |
A/chicken/West Bengal/1057183/2010 (H9N2) |
1024 |
768 |
512 |
768 |
No titer |
| 3 |
A/Turkey/Wisconsin/66 (H9N2)-OIE |
4 |
8 |
4 |
8 |
No titer |
| Geometric mean titer | 203.2 | 232.6 | 101.6 | 232.6 | - | |