Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Infectious bursal disease (IBD)
It is a highly contagious acute disease in young chicken up to 6 weeks of age causing high morbidity and low mortality. Bursa may atrophy at the time of death. Sometimes, streaky haemorrhages are also seen on the pelvic and pectoral muscles. Also known as 'Gumboro disease', it is caused by Birnavirus of the family Birnaviridae which has two segments of RNA genome. Worldwide occurrence with economic consequences. Two serotypes of the virus show minimal cross-protection. Only serotype1 is pathogenic.
Clinical signs : It affects the immune system of th e bir d resulting in immunosuppression to concurrent infections. Viruses similar to IBDV were reported in turkey and ducks. The symptoms include whitish diarrhoea, dehydration, prostration and destruction of the bursa of fabricius. The bursa gets enlarged, oedematous, hyperaemic and cream colored. Diagnosis: The disease is diagnosed by the clinical signs, gross lesions in the bursa, virus isolation and antigen detection by AGID, CIE, ELISA, etc. Neutralization test and ELISA are reliable methods for serodiagnosis.Natural infection provides a good immunity in infected birds. Cell-culture passaged live vaccine and bursa adapted inactivated vaccine are available
Cover (area occupied) - Quantitative Characters Cover or specifically herbage cover refers primarily to the area of ground occupied by the leaves, stems and inflorescence i.e.
Enzymes and recombinant DNA technology Recombinant DNA technology, also called as genetic engineering makes use of a variety of enzymes, particularly restriction endonucleases
Q. What are venous vessels, venules and veins? Venous vessels are every blood vessel that carries blood from the tissues to the Venules, Veins and heart are venous vessels. Ven
Explain the Components of heart sounds? The first major component is associated with mitral valve closure (M 1) and is due to abrupt arrest of the leaflet motion when the cusps
Define the Qualitative Technique in Nutritional Biochemistry? In this manual you will be familiarized with simple qualitative techniques and tests to identify compounds such as
Some of the important food hydrocolloids are listed below: Alginate Carboxymethyl Cellulose Guar gum Gum Arabic Xanthan Gum Carrageenan All h
Explain risk factor at the global perspective in heart diease? While the risk of Cardio-vascular diseases has been found to be variable in different ethnic groups with the high
During which meiosis division does ploidy reduction occur? Does ploidy reduction occur in mitosis? In the cell division by meiosis ploidy reduction occurs in meiosis II. Initia
aspergillosis
Natural selection can therefore mean differential reproduction among members of the sarne gene pool. We earlier said that selection would promote those alleles that give rise to ph
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd