Zobrazeno 1 - 10
of 53
pro vyhledávání: '"Wallace R. Hansen"'
Publikováno v:
The Auk. 119:929-942
We determined prevalence and altitudinal distribution of forest birds infected with avian pox at 16 locations on Hawaii, from sea level to tree line in mesic and xeric habitats, during 1977–1980. Isolates from lesions were cultured in the laborator
Autor:
Richard E. Gough, Wallace R. Hansen
Publikováno v:
Infectious Diseases of Wild Birds
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::af6746e8def92d011eb3ce837bc3e633
https://doi.org/10.1002/9780470344668.ch4
https://doi.org/10.1002/9780470344668.ch4
Publikováno v:
Avian diseases. 47
Virus surveillance in free-flying, nonmigratory ducks living on the eastern shore of Maryland indicated that influenza A viruses were introduced into the area or that the prevalence of endemic infections increased between July 15 and August 27, 1998.
Autor:
Tracey S. McNAMARA, Louis Sileo, Douglas E. Docherty, Wallace R. Hansen, Robert G. McLean, Sonya R. Ubico
Publikováno v:
Annals of the New York Academy of Sciences. 951
The ecology of the strain of West Nile virus (WNV) introduced into the United States in 1999 has similarities to the native flavivirus, St. Louis encephalitis (SLE) virus, but has unique features not observed with SLE virus or with WNV in the old wor
Autor:
Wallace R. Hansen
Publikováno v:
Environmental & Engineering Geoscience. :383-385
Publikováno v:
Geological Society of America Bulletin. 102:280-282
Publikováno v:
Journal of wildlife diseases. 26(3)
The ability of two in vivo tests to assay immune competence of mallard ducks (Anas platyrhynchos) treated with various immunomodulatory agents was examined. Skin responses to phytohemagglutinin-P (PHA-P) injected intradermally and serum antibody leve
Publikováno v:
Avian Diseases. 44:266
A recently developed polymerase chain reaction (PCR) assay was used for diagnosis of duck plague in waterfowl tissues from past and current cases of waterfowl mortality and to identify duck plague virus in combined cloacal/oral-pharyngeal swab sample