| haemadsorption virus | <virology> An older term for certain influenza viruses. The two types are: haemadsorption virus type I - mostly in children, symptoms include bronchitis and pneumonia. Now called parainfluenza 3. Haemadsorption virus type 2 - is sometimes present in children who have a respiratory disease that includes high fever. Now called parainfluenza 1. (09 Oct 1997) |
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| haemadsorption virus test | A method for detecting haemagglutinating viruses that is based on adherence of erythrocytes to infected cells. (05 Mar 2000) |
| haemadsorption virus type 1 | parainfluenza virus type 3 |
| haemadsorption virus type 2 | parainfluenza virus type 1 |
| croup-associated virus | parainfluenza virus type 2 |
| C type virus | <molecular biology, virology> Originally C type particles identified in mouse tumour tissue and later shown to be oncogenic RNA viruses Oncovirinae) that bud from the plasma membrane of the host cell starting as a characteristic electron dense crescent. Include feline leukaemia virus, murine leukaemia and sarcoma viruses. (18 Nov 1997) |
| cucumber mosaic virus satellite | A satellite RNA (not a satellite virus) which has several types. Different cucumoviruses can act as helper viruses for different types. (12 Dec 1998) |
| haemorrhagic disease virus, epizootic | A species of orbivirus causing a fatal disease in deer. It is transmitted by flies of the genus culicoides. (12 Dec 1998) |
| haemorrhagic disease virus, rabbit | A virus species in the genus calicivirus which causes haemorrhagic disease, including haemorrhagic septicaemia, in rabbits. (12 Dec 1998) |
| haemorrhagic fever virus | <virology> Any of many viruses in the families Flaviviridae, Filoviridae and Bunyaviridae that are often spread by rodents and biting insects, these viruses cause diseasescharacterised by fever and bleeding (such as Ebola). (09 Oct 1997) |
| haemorrhagic fever virus, crimean-congo | The type species of nairovirus of the family bunyaviridae isolated from febrile patients in africa. It is primarily transmitted by ticks and causes a severe, often fatal disease in humans. (12 Dec 1998) |
| Powassan virus | <virology> A virus of the genus Flavivirus (family Flaviviridae), transmitted by ixodid ticks and causing Powassan encephalitis in children; also capable of producing meningoencephalomyelitis in rabbits and children. Origin: Powassan, Canada, where first isolated (05 Mar 2000) |
| hand-foot-and-mouth disease virus | The virus causing hand-foot-and-mouth disease; chiefly type A16 but also types A4, A5, A7, A9, or A10 Entervirus coxsackievirus. (05 Mar 2000) |
| hantaan virus | The type species of the genus hantavirus infecting the rodent apodemus agrarius and humans who come in contact with it. It causes syndromes of haemorrhagic fever associated with vascular and especially renal pathology. (12 Dec 1998) |
| hard pad virus | The virus causing hard pad disease, probably canine distemper virus, but sometimes not recovered. (05 Mar 2000) |