| APCD | acquired prothrombin complex deficiency [syndrome]; adult polycystic kidney disease |
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| BAC | bacterial adherent colony; bacterial antigen complex; blood alcohol concentration; British Associati... |
| CCC | care-cure coordination; cathodal closure contraction; chronic calculous cholecystitis; chronic catar... |
| CEC | central echo complex; ciliated epithelial cell; Commission of the European Community |
| CGKD | complex glycerol kinase deficiency |
| arthritis-encephalitis virus, caprine | A species of lentivirus, subgenus ovine-caprine lentiviruses (lentiviruses, ovine-caprine), closely related to visna-maedi virus and causing acute encephalomyelitis, chronic arthritis, pneumonia, mastitis, and glomerulonephritis in goats. It is transmitted mainly in the colostrum and milk. (12 Dec 1998) |
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| attenuated virus | A weakened virus that is no longer virulent. Can be used to make a live virus vaccine. (12 Dec 1998) |
| Aujeszky's disease virus | A herpesvirus causing pseudorabies in swine. Synonym: Aujeszky's disease virus. (05 Mar 2000) |
| Australian X disease virus | A group B arbovirus of the genus Flavivirus that causes Murray Valley encephalitis; it is transmitted by Culex mosquitoes, and also infects birds and horses. Synonym: Australian X disease virus, MVE virus. (05 Mar 2000) |
| B19 virus | A human parvovirus associated with arthritis and arthralgia and a number of specific clinical entities, including erythema infectiosum and aplastic crisis in the presence of haemolytic anaemia. (05 Mar 2000) |
| bacterial virus | <microbiology, virology> A virus which infects bacteria and is usually species-specific. (09 Oct 1997) |
| Bittner virus | Member of the retrovirus subfamily Oncornavirinae, antigenically distinct from the murine leukaemia-sarcoma complex, that is associated with adenocarcinomatous tumours of the mammary gland, commonly latent in wild and laboratory mice and causing cancer only in genetically susceptible strains under certain hormonal influences. Synonym: Bittner agent, Bittner virus, Bittner's milk factor, mammary cancer virus of mice, milk factor, mouse mammary tumour virus. (05 Mar 2000) |
| BK virus | A human polyomavirus, in the family Papovaviridae, of worldwide distribution which produces infections that are usually subclinical in immunocompetent individuals. Origin: initials of patient from whom first isolated (05 Mar 2000) |
| bluecomb virus | A coronavirus causing bluecomb disease of turkeys. Synonym: bluecomb virus. (05 Mar 2000) |
| bluetongue virus | The type species of orbivirus causing a serious disease in sheep, especially lambs. It may also infect wild ruminants and other domestic animals. (12 Dec 1998) |
| Bolivian haemorrhagic fever virus | A member of the Arenavirus group of single-stranded RNA viruses also known as Machupo virus; primary reservoir in rodents; produces multiple abnormalities in coagulation system including widespread capillary leak syndrome, which can be fatal. (05 Mar 2000) |
| border disease virus | A species of pestivirus causing a congenital sheep disease characterised by an abnormally hairy birth-coat, tremors, and poor growth. (12 Dec 1998) |
| borna disease virus | An unclassified, single-stranded RNA virus, possibly related to the family rhabdoviridae, causing a rare and usually fatal encephalitic disease in horses and other domestic animals and possibly deer. Its name derives from the city in saxony where the condition was first described in 1894, but the disease occurs in europe, n. Africa, and the near east. (12 Dec 1998) |
| Bornholm disease virus | A virus of Enterovirus coxsackievirus type B, in the family Picornaviridae, that causes epidemic pleurodynia. Synonym: Bornholm disease virus, epidemic myalgia virus. (05 Mar 2000) |
| bovine ephemeral fever virus | A rhabdovirus causing bovine ephemeral fever in cattle. (05 Mar 2000) |