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Identification & cultivation

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  • Sites suitable for cultivation of viruses
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    • 1.  ISOLATION AND CULTIVATION OF VIRUSES
    • 2. Cultivation and identification of viruses  What are viruses? Viruses are infectious ,intracellular,obligate,parasites  Methods to cultivate animal viruses:- 1) Embryonated Chick egg 2)Live animals 3)Tissue culture  The primary purposes of viral cultivation are: 1. to isolate and identify viruses in clinical specimens 2. to prepare viruses for vaccines 3. to do detailed research on viral structure, multiplication cycles, genetics, and effects on host cells.
    • 3. 1.Good Pasteur 2.Burnel-Modified 3.Animal eggs eg:- CHICKEN,DUCK and TURKEY 4.5to12 days old eggs
    • 4. Tissues Viruses (cultivated) Choriallantonicm embrane Herpes,Small pox virus,Rous Sarcoma virus Amniotic cavity Mumps virus ,Influenza Yolk Sac Yellow fever,Rabies Embryo Influenza ,Mumps Sites suitable for cultivation of viruses :
    • 5. Viral culture in eggs: Some viruses, such as influenza viruses, are grown in embryonated chicken eggs