TABLE 1.

HI assay determining cross-reactivity between A/Mallard/Netherlands/12/00 and two H7N7 viruses isolated during the outbreak, A/Netherlands/33/03 and A/Netherlands/219/03

StrainHI titer of sera raised against:
A/Mallard/ NL/12/00aA/NL/33/03aA/NL/219/03aA/Seal/Mass/1/80b
A/Mallard/NL/12/00 (H7N3)8040301,280
A/NL/33/03 (H7N7)160160801,920
A/NL/219/03 (H7N7)4080402,560
  • a Postinfection serum raised in a ferret.

  • b Hyperimmune serum raised in a rabbit.