| neurotropism in blackcaps (sylvia atricapilla) and red-billed queleas (quelea quelea) after highly pathogenic avian influenza virus h5n1 infection. | the epidemiologic role of passerine birds in the spread of highly pathogenic avian influenza virus (hpaiv) remains controversial. however, confirmed natural infections with hpaiv in passeriformes, their close contact to poultry and humans, and their role as a human food source indicate a need for increased research on passerines. to date, there are only a few studies on viral shedding and pathomorphologic changes in songbirds infected with hpaiv. to investigate susceptibility, clinical outcome, ... | 2010 | 20974871 |