Table 3. Replication and transmission of the H5N1 viruses in domestic ducks
Virus shedding on day 3 postinoculation
Virus shedding on day 5 postinoculation
Oropharyngeal
Cloacal
Oropharyngeal
Cloacal
Virus No. birds shedding/total Virus titer, log10eID50/ml No. birds shedding/total Virus titer, log10eID50/ml No. birds shedding/total Virus titer, log10eID50/ml No. birds shedding/total Virus titer, log10eID50/ml
DKGD/12/00 0/5 ND 0/5 ND 0/5 ND 0/5 ND
DKZJ/11/00 3/5 ≤2.0-4.3 2/5 ≤2.0-2.7 0/5 ND 0/5 ND
DKFJ/17/01 1/5 ≤2.0-2.7 0/5 ND 2/5 ≤2.0-3.0 1/5 ≤2.0-2.7
DKGX/35/01 2/5 ≤2.0-4.0 3/5 ≤2.0-4.0 1/5 ≤2.0-3.0 1/5 ≤2.0-2.7
DKSH35/02 4/5 ≤2.0-3.5 2/5 ≤2.0-4.3 0/5 ND 0/5 ND
DKFJ/01/02 0/5 ND 1/5 ≤2.0-3.5 0/5 ND 0/5 ND
  • Three-week-old sheldrake ducks were studied; no deaths or disease signs were observed in the infected ducks. ND, no detectable virus.