Pfizer announce Covid-19 vaccine
15 November 2020
Presented by Chris Smith with Kim Hill, Radio New Zealand National.
Production by Chris Smith.
What do we know about Pfizer and bioNTech's new RNA-based COVID-19 vaccine, preliminary results for which were announced this week? Who was tested in the trial? And what is a genetic vaccine, why were vaccinees innoculated twice, what does 90% effective mean, and what's the reason it needs to be stored at -80º C? Joining RNZ's Kim Hill, virologist Dr Chris Smith explains...
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why do a lot of people confuse between interference and diffraction?
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How Do the Immune Cells Detect The Invading Infection ?
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