| Murray Valley encephalitis | A severe encephalitis with a high mortality rate occurring in the Murray Valley of Australia; the disease is most severe in children and is characterised by headache, fever, malaise, drowsiness or convulsions, and rigidity of the neck; extensive brain damage may result; it is caused by the Murray Valley encephalitis virus (genus Flavivirus). Synonym: Australian X disease, Australian X encephalitis. (05 Mar 2000) |
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| Murray Valley encephalitis 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) |
| Murray Valley rash | A mild febrile illness of humans in Australia characterised by polyarthralgia and rash, caused by the Ross River virus, a member of the family Togaviridae, and transmitted by mosquitoes. Synonym: epidemic exanthema, Murray Valley rash, Ross River fever. (05 Mar 2000) |
| murrayin | <chemistry> A glucoside found in the flowers of a plant (Murraya exotica) of South Asia, and extracted as a white amorphous slightly bitter substance. Source: Websters Dictionary (01 Mar 1998) |
| Barr, Murray | <person> Canadian microanatomist, *1908. See: Barr chromatin body. (05 Mar 2000) |
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| encephalitis virus, murray valley | A species of flavivirus, one of the japanese encephalitis virus group (encephalitis viruses, japanese), found in Australia and new guinea. It causes a fulminating viraemia resembling japanese encephalitis. (12 Dec 1998) |