TWiV 1133: Gain of function makes us safer
This Week in Virology
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Immunity from Past Flu Strains and Origins of COVID Virus
This chapter explores how past exposure to certain flu strains can provide immunity against newer strains, referencing ongoing experiments with antibodies from previous exposures. The discussion also addresses the origins of the COVID virus, debunking claims of it being designed in a lab and emphasizing the natural unpredictability of viruses spilling over from animals to humans. Additionally, they touch on various respiratory infections with unknown origins and the challenges in identifying the specific agents causing these infections.
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