Louping ill, Biology

Assignment Help:

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.


Related Discussions:- Louping ill

Of which type of defense cell do viral infections, Of which type of defense...

Of which type of defense cell do viral infections stimulate the multiplication? The major leukocytes that generally multiply and participate in the defense against viral infect

Explain about the dietary calcium requirements, Explain about the Dietary C...

Explain about the Dietary Calcium Requirements? There are variations in the amount of calcium recommended by different advisory groups. This is mainly due to the different crit

Phylum Coelenterata, What is the adaptative radiatoin of coelenterates

What is the adaptative radiatoin of coelenterates

What is the difference between octopuses and mussels, What is the differenc...

What is the difference between octopuses and mussels regarding their circulatory systems? How does that difference influence the mobility of these animals? Cephalopod molluscs,

Which term explain lack of voluntary control of urination, In studies of hu...

In studies of human body, which of the following terms will be used to explain the lack of voluntary control of urination or voiding of bladder? Is it a) Anuria b) Incontine

Animal Respiration, What type of respiration does earthworm has ? In many c...

What type of respiration does earthworm has ? In many complex animals, the cells of internal organs are distant from the outside environment; respiratory systems provide the passag

Explain about the reduction tests - carbohydrates, Explain about the Reduct...

Explain about the Reduction Tests - Carbohydrates? These are a group of tests answered by reducing sugars. Since we have already discussed  reducing sugars, you will be able to

Explain wire loop and tube method, Explain Wire loop and Tube Method 1....

Explain Wire loop and Tube Method 1.  Use a 25-gauge dental injection needle, cut to remove beveled end 2. Both ends of-mm diameter steel ligature wire passed through the ne

Describe how the various molecular mechanisms act, 1. Using specific exampl...

1. Using specific examples describe how variations in DNA sequence between individuals can lead to risk of disease. Describe how a range of techniques have been adapted to detect s

Photophosphorylation, explain the role of cyclic photophosphorylation in p...

explain the role of cyclic photophosphorylation in photosynthesis

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd