#mutations

This handout illustration image obtained February 27, 2020 courtesy of the Centers for Disease Control and Prevention and created at the Centers for Disease Control and Prevention (CDC) shows the coronavirus,COVID-19. - President Donald Trump has played down fears of a major coronavirus outbreak in the United States, even as infections ricochet around the world, prompting a ban on pilgrims to Saudi Arabia. China is no longer the only breeding ground for the deadly virus as countries fret over possible contagion coming from other hotbeds of infection, including Iran, South Korea and Italy. There are now more daily cases being recorded outside China than inside the country, where the virus first emerged in December, according to the World Health Organization. (Photo by Handout / Centers for Disease Control and Prevention / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO /CENTERS FOR DISEASE CONTROL AND PREVENTION(CDC)/HANDOUT " - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS
This handout illustration image obtained... […]

What we do and don’t know about new Covid mutations

The emergence of two new variants of Sars-CoV-2, which are potentially far more infectious versions of the virus, has prompted widespread concern. This is what we know about the mutations.