| paramyxovirus | A genus of the family paramyxoviridae (subfamily paramyxovirinae) where all the virions have both haemagglutinin and neuraminidase activities and encode a c protein. Parainfluenza virus 1, human is the type species. (12 Dec 1998) |
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| paramyxovirus infections | Infections with viruses of the genus paramyxovirus, family paramyxoviridae. Host cell infection occurs by adsorption, via haemagglutinin, to the cell surface. (12 Dec 1998) |
| paramyxoviruses, avian | A group of viruses in the genus rubulavirus causing disease in domestic fowl. There are many species, the most well-known being avian paramyxovirus 1 (newcastle disease virus). (12 Dec 1998) |