Black and white world map, with lines connecting red areas that indicate COVID-19 hotspots, along with overlaid drawings of SARS-CoV-2.
WHO Updates the Nomenclature of SARS-CoV-2 Variants
Rather than being described by the location of where they emerged or an alphanumeric code, variants will be given a Greek letter.
WHO Updates the Nomenclature of SARS-CoV-2 Variants
WHO Updates the Nomenclature of SARS-CoV-2 Variants

Rather than being described by the location of where they emerged or an alphanumeric code, variants will be given a Greek letter.

Rather than being described by the location of where they emerged or an alphanumeric code, variants will be given a Greek letter.

b.1.1.7
Woman holding a CDC COVID-19 vaccination card with both hands.
COVID-19 mRNA Vaccines Appear Effective Against Multiple Variants
Lisa Winter | May 6, 2021
Data from three studies indicate that fully vaccinated patients are able to stave off severe disease from the B.1.1.7, B.1.351, and P.1 variants.
COVID-19, SARS-CoV-2, pandemic, research, reverse genetics, toolkit, antibodies, RNA
Q&A: A Molecular Toolkit to Build SARS-CoV-2 Research Capacity
Asher Jones | Mar 3, 2021
Sam Wilson discusses a user-friendly set of resources that he and his collaborators developed to aid labs pivoting to study COVID-19.
COVID-19, SARS-CoV-2, coronavirus, pandemic, virus, B.1.1.7, B.1.525, variant, UK
Another Potentially Immunity-Evading SARS-CoV-2 Variant Detected
Asher Jones | Feb 16, 2021
B.1.525 shares a mutation with the B.1.351 variant first detected in South Africa that seems to allow the virus to dodge the immune system.
SARS-CoV-2 with Genomic Deletions Escapes an Antibody
Abby Olena | Feb 16, 2021
Researchers identify deletions in the N-terminal domain of the spike protein that allow the coronavirus to avoid antibody neutralization and that may contribute to the emergence of new variants.
nextstrain sars-cov-2 variant tracking covid-19 coronavirus pandemic n510y 501Y.V2 b.1.1.7 B.1.351 e484k k417n p.1 virology
Side-by-Side Comparisons of Important SARS-CoV-2 Variants
Katarina Zimmer | Jan 26, 2021
Here’s our brief guide to the most noteworthy mutations in the novel coronavirus.
Special report
501Y.V2 b.1.1.7 B.1.351 coronavirus COVID-19 e484k epidemiology genetics & genomics k417n micro n501y news feature p.1 pandemic SARS-CoV-2 virology variants
A Guide to Emerging SARS-CoV-2 Variants
Katarina Zimmer | Jan 26, 2021
Scientists across the world are closely tracking the spread of mutations in the coronavirus and investigating whether they could render current vaccines less effective.
COVID-19, SARS-CoV-2, pandemic, B.1.1.7, 501Y.V2, B.1.351, vaccine, immunity, virus, coronavirus, Moderna, South Africa, variant
Moderna Developing Booster Shot for New Virus Variant B.1.351
Asher Jones | Jan 25, 2021
New data suggest that the company’s approved COVID-19 vaccine protects against different virus variants, but could be less effective against the one that originated in South Africa.
a sign reading "Please keep your distance"
Data Hint B.1.1.7 Could Be More Deadly Than Thought
Shawna Williams | Jan 25, 2021
In addition to being more transmissible, the variant now dominant in the UK may be about 30 percent more deadly than previous strains, but much uncertainty remains.
sars-cov-2 coronavirus covid-19 pandemic 501.v2 b.1.1.7 variant mutation spike protein pfizer biontech vaccine serum antibody
Mutation in SARS-CoV-2 Variant Does Not Affect Vaccine: Study
Kerry Grens | Jan 8, 2021
An engineered coronavirus with the N501Y mutation—one of many mutations present in the emerging B.1.1.7 and 501.V2 variants of the coronavirus—is neutralized by the sera of COVID-19 vaccine recipients.