Publications

influenza viruses in birds of the atlantic flyway.	isolation of type a influenza viruses from the feces of 5013 birds of 16 species was attempted during a 33-month study (1977-79). seventy viruses were isolated from the feces of 3403 ring-billed gulls in baltimore, md., during 16 months of sampling. six hemagglutinin (ha) subtypes and seven neuraminidase (na) subtypes in 15 combinations were found. the h13n6 virus was the only subtype found each year and accounted for 40% of the isolates. the rate of isolation from gulls was 0.26% in the cold mo ...	1992	1567297
host range of a/chicken/pennsylvania/83 (h5n2) influenza virus.	the highly pathogenic a/chicken/penn./1370/83 (h5n2) avian influenza virus, which caused 80% mortality in chickens in pennsylvania, produced only mild transient illness in experimentally infected pheasants, little or no clinical signs in ring-billed gulls and pigs, and no clinical signs in pekin ducks. virus could be recovered from only the upper respiratory tract of gulls and pigs for 1-2 days. infection in ducks resulted in intestinal replication of virus in only 1 out of 12 ducks. by contrast ...	1985	3985875