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Tobacco Plants Contribute Key Ingredient For COVID-19 Vaccine

Here's irony: tobacco plants may be key in preventing COVID-19. Two companies are using the plants to produce proteins for a vaccine. One candidate vaccine is already in a clinical trial.

Copyright 2020 NPR

Joe Palca is a science correspondent for NPR. Since joining NPR in 1992, Palca has covered a range of science topics — everything from biomedical research to astronomy. He is currently focused on the eponymous series, "Joe's Big Idea." Stories in the series explore the minds and motivations of scientists and inventors. Palca is also the founder of NPR Scicommers – A science communication collective.