Table 1.
Antigenic analysis of Fa/SA/05 and Fa/KW/07 hemagglutinin using ferret polyclonal antisera.
| HI titer against ferret antiserum to: |
||||||||
|---|---|---|---|---|---|---|---|---|
| Clade | Virus | rgHK213 | rgVN1203 | CkPak | FaSA | FaKW | JweHK | dkLao25 |
| 1 | rgHK213 | 320 | 320 | 1280 | 640 | 160 | 640 | 80 |
| 1 | rgVN1203 | < | 160 | 40 | 80 | < | < | < |
| 2.2. | CkPak | < | < | 320 | 160 | 640 | < | < |
| 2.2. | FaSA | < | < | 160 | 160 | 160 | < | < |
| 2.2. | FaKW | < | < | 320 | 40 | 320 | 40 | < |
| 2.3. | JweHK | 160 | 80 | 80 | 40 | 40 | 320 | 640 |
| 2.3. | dkLao25 | < | < | < | 40 | < | < | 160 |
<, HI antibody titer less than 40
The HI titer for the homologous virus and antiserum is indicated by bold/underline.
Viruses: HK213 (A/Hong Kong/213/03), VN1203 (A/Vietnam/1203/04), CkPak (A/Chicken/Pakistan(Lahore)/NARC/3320/4/06), FaSA (A/Falcon/Saudi Arabia/D1795/05), FaKW (A/Falcon/Kuwait/D286/06), JweHK (A/Japanese White Eye/Hong Kong/1038/06) and dkLao25 (A/Duck/Laos/25/06).