Volume 12, Number 11—November 2006
Research
Susceptibility of North American Ducks and Gulls to H5N1 Highly Pathogenic Avian Influenza Viruses
Justin D. Brown*
, David E. Stallknecht*, Joan R. Beck†, David L. Suarez†, and David E. Swayne†
, David E. Stallknecht*, Joan R. Beck†, David L. Suarez†, and David E. Swayne†
Table 3
Serology data from 5 duck species and laughing gulls inoculated with 2 different H5N1 HPAI viruses*
| Virus/host | AGP serology | HI serology | ||
|---|---|---|---|---|
| Prechallenge, no. positive/total | Postchallenge, no. positive/total | Prechallenge, no. positive/total (GMT†) | Postchallenge, no. positive/total (GMT†) | |
| Mongolia/05 | ||||
| BWT | 0/3 | 3/3 | 0/3 | 3/3 (13) |
| RD | 0/3 | 3/3 | 0/3 | 3/3 (26) |
| WD | 0/3 | 1/1 | 1/3 (8) | 1/1 (128) |
| MD | 0/3 | 0/3 | 0/3 | 1/3 (64) |
| NP | 0/3 | 0/3 | 0/3 | 0/3 |
| LG | 0/3 | 1/1 | 1/3 (8) | 1/1 (64) |
| Anyang/01 | ||||
| BWT | 0/3 | 0/3 | 0/3 | 3/3 (10) |
| RD | 0/3 | 1/3 | 0/3 | 3/3 (20) |
| WD | 0/3 | 2/2 | 0/3 | 2/2 (64) |
| MD | 0/3 | 0/3 | 0/3 | 2/3 (16) |
| NP | 0/3 | 0/3 | 0/3 | 2/3 (8) |
| LG | 0/3 | 1/1 | 0/3 | 1/1 (32)
*HPAI, highly pathogenic avian influenza virus; AGP, agar gel precipitin; HI, hemagglutinationinhibition; BWT, blue-winged teal; RD, redhead; WD, wood duck; MD, mallard; NP, northern pintail; LG, laughing gull; Anyang/01, A/Duck Meat/Anyang/01; Mongolia/05, A/Whooper Swan/Mongolia/244/05. |
*HPAI, highly pathogenic avian influenza virus; AGP, agar gel precipitin; HI, hemagglutinationinhibition; BWT, blue-winged teal; RD, redhead; WD, wood duck; MD, mallard; NP, northern pintail; LG, laughing gull; Anyang/01, A/Duck Meat/Anyang/01; Mongolia/05, A/Whooper Swan/Mongolia/244/05.
†GMT, geometric mean titer.
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