Vaccine Technology. Newer Technology for Dosing:

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Vaccine Technology Vaccine Technology

Transcript of Vaccine Technology. Newer Technology for Dosing:

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Newer Technology for Dosing:

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New Target Groups:

• Old Technology:– Grow in animals (vaccinia

in calves for smallpox; rabbit brains for rabies)

– Simple bacterial culture (Cholera vibrio) then inactivation

– Grow in eggs (influenza, vaccinia) then inactivate

>100 million eggs used for influenza in the USA every year

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• Newer Technology:– Mammalian cell culture: live and killed

vaccines– Subunit vaccines:

• From serum (HBV) or virus / bacterial disruption• Made via recombinant DNA technology

– Recombinant vaccine vectors– DNA vaccines

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