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By SONY SALZMAN, ABC News
(NEW YORK) Since the emergence of several new COVID-19 variants across the globe, scientists have been racing to understand their impact on vaccines.
Early laboratory experiments showed worrying signs that one variant the one that originated in South Africa could become a big problem. And now, two large experiments in thousands of people have confirmed that our current approach to vaccines is unlikely to be as effective against this particular variant.
But it’s not all bad news, scientists say. Up against the South African variant, also known as B1.351, an excellent vaccine boasting more than 90% efficacy against disease is still a very good vaccine that can save your life.
nevodka/iStock
By SONY SALZMAN, ABC News
(NEW YORK) Since the emergence of several new COVID-19 variants across the globe, scientists have been racing to understand their impact on vaccines.
Early laboratory experiments showed worrying signs that one variant the one that originated in South Africa could become a big problem. And now, two large experiments in thousands of people have confirmed that our current approach to vaccines is unlikely to be as effective against this particular variant.
But it’s not all bad news, scientists say. Up against the South African variant, also known as B1.351, an excellent vaccine boasting more than 90% efficacy against disease is still a very good vaccine that can save your life.
Scientists studying COVID-19 variants to determine effect on vaccines
• 8 min read
1st cases of South African COVID-19 variant detected in US
The highly contagious coronavirus strain from South Africa was found in two people from different parts of South Carolina who have no history of travel and are not connected to each other.Lynne Sladky/AP, FILE
Around the globe, scientists are studying new and more contagious COVID-19 variants, and their potential impact on vaccines. It s not a surprise that we re seeing variants viruses do change over time, said Dan Barouch, director of the Center for Virology and Vaccine Research at Beth Israel Medical Center in Boston.