Louping ill, Biology

Louping ill


This is an infectious encephalomyelitis of sheep and man occurring during spring and summer when the vectors like ticks are active. It is reported from British Isles and Iberian peninsula. The louping ill virus is a member of genus Flavivirus of the family Flaviviridae.


Epidemiology:
The virus life cycle involves transmission between sheep by ticks,Ixodes ricinus, with occasional involvement of horses, cattle and deer.

Clinical signs: The disease is seasonal. The clinical signs include bi-phasic fever, nervous dysfunction, tremors, hyperexcitability and paralysis. The affected sheep exhibit a peculiar leaping gait due to ataxia.


Prevention and control: An inactivated cell culture vaccine is being used to control the disease.

Posted Date: 9/18/2012 7:11:55 AM | Location : United States







Related Discussions:- Louping ill, Assignment Help, Ask Question on Louping ill, Get Answer, Expert's Help, Louping ill Discussions

Write discussion on Louping ill
Your posts are moderated
Related Questions
Q. Explain about precautionary principle? The ethical values of biodiversity highlights the intrinsic value of biodiversity for its own sake and it is independent of the varied

Explain the term Rastelli operations ? This is the operation of choice for transposition with VSD and left ventricular outflow obstruction. The principle of this operation is:

Explain about the Dysphagia? Dysphagia is the inability to swallow or difficulty in swallowing. It is a common problem in those with neurological disorders and can occur in any

Q. Hutchinsons System of Classification? John Hutchinson, a renowned British Botanist proposed 24 phyletic dicta or principles and based on these dicta he published a phylogene

Explain the Root-End Preparation - endodontic surgery a. Class I type preparation, 3mm depth. b. Tips are designed in a length of 3 mm to prevent procedural errors. c. Ul

Explain the Interaction of Vitamin A with Vitamin E? Of the various nutrients, the interaction of vitamin E, proteins, zinc and iron with vitamin A is of significance. Know? Le

Glycogenolysis:   It is breakdown  of glycogen to glucose  by means  of the   reaction   series  shown  in figure 6.11 Like glycogenesis  it also  occurs in all  body  cells , But

Explain Interaction of pyridoxine with Carbohydrates? Pyridoxine is involved in glyconeogenesis through its action in transaminase reactions. Low levels of pyridoxine impair gl

Give an introduction to intensive care ? Intensive Care Medicine has its origins from the polio epidemic of 1952 in Copenhagen. Patients who suffered respiratory paralysis were

Polarity in Regeneration A distinct polarity or gradient exists in planarians (and in other animals). The meaning of this is that in any piece or segment of the body; its ant