Covid19

Why COVID-19 spreads more easily than SARS

Read more at www.livescience.com

COVID-19 has caused millions of more illnesses than its predecessor, SARS, even though both diseases are caused by similar coronaviruses. Now, a new study suggests one reason why SARS-CoV-2, the virus that causes COVID-19, is much more transmissible than SARS-CoV-1, which causes SARS.

The study researchers focused on the spike protein, the structure that allows coronaviruses to bind to and enter human cells. Before either of the coronaviruses binds, it shifts its spike protein from an “inactive” to an “active” state.

Read more at www.livescience.com

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