32. The Long Memory of Vaccines: Explained w/ Monica Gandhi

Follow the Science

Jubilation at the introduction of Covid-19 vaccines is giving way to debates about boosters and fears of breakthrough infections. And people are understandably confused about how vaccines work. How could they possibly help us fight a virus years or even decades in the future? Infectious disease expert Monica Gandhi of the University of California, San Francisco explains how this seemingly magical process works – with special B and T cells that hide away in your lymph nodes and bone marrow, ready to respond when needed. Understanding how the immune system works can bring some understanding to today’s outrage-filled debates about Covid-19 vaccines – and it’s fascinating to boot.

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