louping ill

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Related to Louping ill virus: Negishi virus

loup·ing ill

 (lou′pĭng, lō′-)
An infectious neurological disease chiefly of sheep, caused by a flavivirus that is transmitted by the sheep tick. It is characterized by a jerky, hopping gait and often prolonged trembling.

[From Scots loup, to leap, from Middle English lopen; see lope.]

louping ill

(ˈlaʊpɪŋ; ˈləʊ-)
(Veterinary Science) a viral disease of sheep causing muscular twitching and partial paralysis: transmitted by the bite of an infected tick (Ixodes ricinus)
[C18 louping, from loup2]
References in periodicals archive ?
The innocent looking moorland plant is thought to be a haven for ticks carrying the dreaded Louping Ill virus.
7] 50% lethal dose/mL have been reported as sufficient for the infection of ticks with Colorado tick fever virus, Russian spring-summer encephalitis virus, and louping ill virus (11-14).
Louping ill virus belongs to a subgroup antigenically related to viruses known as the tick-borne encephalitis viruses (TBEVs) of Europe (1).
Nucleotide sequence of the envelope glycoprotein of Negishi virus show close homology to louping ill virus.
Louping ill virus belongs in the same mammalian group and has 4 subtypes: British, Irish, Spanish, and Turkish.
However, 2 other tickborne viruses, genetically related to TBEV, could not be formally excluded: Louping ill virus and Spanish sheep encephalitis virus.