Isolation of an Hswl Nav4 influenza virus from a tufted duck (Aythya fuligula) in Japan.

A hemagglutinating agent was isolated from a tufted duck captured in Lake Shinji, Shimane Prefecture, Japan, and identified as influenza A by double immunodiffusion tests with the antiserum to influenza A virus ribonucleoprotein. The hemagglutinin in the isolate was antigenically related to that of A/New Jersey/8/76 but was not identical with it. The… CONTINUE READING