| chicken embryo lethal orphan virus | <virology> A virus with characteristics of adenovirus, and similar to quail bronchitis virus. Synonym: chicken embryo lethal orphan virus. (05 Mar 2000) |
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| chicken anaemia virus | The type species of circovirus, a small, non-enveloped DNA virus originally isolated from contaminated vaccines in japan. It causes chicken infectious anaemia and may possibly play a key role in haemorrhagic anaemia syndrome, anaemia dermatitis, and blue wing disease. (12 Dec 1998) |
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| respiratory enteric orphan virus | A nonenveloped icosahedral virus whose genome consists of double stranded RNA, belonging to the family Reoviridae, frequently found in both the respiratory and enteric tract. Synonym: REO virus. (05 Mar 2000) |
| orphan virus | <virology> A virus that has not yet beenclassified and linked to a particular disease. (09 Oct 1997) |
| enteric cytopathogenic bovine orphan virus | Former name for early isolates of bovine enteroviruses. Synonym: enteric cytopathogenic bovine orphan virus. (05 Mar 2000) |
| enteric cytopathogenic human orphan virus | eCHO virus |
| enteric cytopathogenic monkey orphan virus | Simian picornavirus recovered from monkey kidney cells and stools. Synonym: enteric cytopathogenic monkey orphan virus. (05 Mar 2000) |
| enteric cytopathogenic swine orphan virus | A picornavirus isolated from outbreaks of enteritis in swine, but not known to be a natural pathogen. Synonym: enteric cytopathogenic swine orphan virus. (05 Mar 2000) |
| chicken breast | Pigeon-breasted. (12 Dec 1998) |
| chicken fat clot | Clot formed in vitro or postmortem from leukocytes and plasma of sedimented blood. (05 Mar 2000) |
| water chicken | <zoology> The common American gallinule. Source: Websters Dictionary (01 Mar 1998) |
| orphan | See: orphan products. Origin: G. Orphanos (05 Mar 2000) |
| orphan disease | A disease for which no treatment has been developed because of its rarity (affecting no more than 200,000 persons in the U.S.). See: orphan products. (05 Mar 2000) |
| orphan drug | A pharmaceutical that has been abandoned or neglected during its development because it is seen as having only a limited potential for profit. Often a drug which only has a limited target population or which treats a rare disease, thus limiting its financial potential. (09 Oct 1997) |
| orphan drug act | Law giving incentives to companies developing a drug for a rare disease. The act gives the developer of the first drug of any one type a 7-year exclusive right to market the new drug. (14 Nov 1997) |
| orphan drug production | Production of drugs or biologicals which are unlikely to be manufactured by private industry unless special incentives are provided by others. (12 Dec 1998) |