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. What do you mean by Bleeding Index? This factor is applicable at this stage to evaluate the health of one stage implants in which the transmucosal component allows the forma

Nutrition occurs in Protozoans All types of nutrition occur in Protozoa. Some protozoans synthesize their own food from inorganic precursors (carbon dioxide, nitrates or ammon

Q What are the three structures shared by every chordate that characterize the group? All beings of the phylum Chordata have branchial clefts in the pharynx in some species pre

While describing normalising selection it was said that in uniform environments selection limits the variability of populations and evolves a genetic homeostasis. The type of selec

Question 1: (a) List some differences between a bacteria and a virus? (b) Define‘Swine Flu'. List the main types of ‘Swine Flu' viruses? (c) Describe the preventive measures

Trypanosomiasis The trypanosomiasis, also known as African sleeping sickness or Chaga’s disease, is caused by Trypanosoma cruzi, T. gambiense and T. rhodesience. T. evansi cau

Explain Precautions for Gram Staining of Bacterial Cultures? 1. The dilutions should be chosen on the basis of expected counts in the food sample. 2. Food should be kept in

Coding sequence is the portion of the gene or the mRNA which actually codes for a protein. Introns are not coding for the sequences; nor are the 5' or 3' untranslated regions (or

Sickling occurs in deoxyhemoglobin, but not in oxyhemoglobin. Normal deoxyhemoglobin (HbA and HbS) molecules have a small hydrophobic "pocket" on the surface of a ? chain. In oxyhe

Q. What is Short acting insulin? Short acting: This type of insulin begins working quickly, works hardest 2- 3 hours after injection but is completely gone after 4-6 hrs. So if