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Lab 2

Lab 2. Methods of Study. Much more expensive and difficult to study animal viruses than bacteriophages Cultivation in host cells Living animal Embryonated chicken eggs Cell or tissue culture (= in vitro). Methods of Study cont: Quantitation.

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Lab 2

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  1. Lab 2

  2. Methods of Study Much more expensive and difficult to study animal viruses than bacteriophages • Cultivation in host cells • Living animal • Embryonated chicken eggs • Cell or tissue culture (= in vitro)

  3. Methods of Study cont: Quantitation • Plaque assay (useful for infective and lytic viruses) • Virion counting with EM • Quantal assay (ID50 or LD50) • Hemagglutination (e.g.influenza virus)

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