We’ll Tell You How ‘Original Antigenic Sin’ May Affect the Fall Booster Campaign cover art

We’ll Tell You How ‘Original Antigenic Sin’ May Affect the Fall Booster Campaign

We’ll Tell You How ‘Original Antigenic Sin’ May Affect the Fall Booster Campaign

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The fall Covid-19 booster campaign will be upon us soon and how well the new Omicron-specific boosters will work may depend on a phenomenon called “original antigenic sin.”  Since people have been infected, vaccinated, and boosted, people’s immune systems are on different playing fields and your first exposure may play a bigger part in future immune responses.  Carolyn Johnson, science reporter at the Washington Post, joins us for what to know.

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