Of COVID-19: Immunity, Vaccines, Herd Immunity

But how does a vaccine work?

Blood Smear showing a monocyte (M) and a lymphocyte (L); photo by Magdalena Wiklund via Flickr used under CC-BY-ND-2.0 (annotation added)
Woman receiving an intramuscular immunization from a nurse, while her daughter looks on; photo in public domain, via CDC

So, how would a COVID-19 vaccine work?

What about ‘Herd Immunity’?

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Wannabe storyteller in science. Graduate of John Hopkins Science Writing MA program.

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Kausik Datta

Kausik Datta

Wannabe storyteller in science. Graduate of John Hopkins Science Writing MA program.

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