Side-by-Side Comparisons of Important SARS-CoV-2 Variants
Side-by-Side Comparisons of Important SARS-CoV-2 Variants
Here’s our brief guide to the most noteworthy mutations in the novel coronavirus.
Side-by-Side Comparisons of Important SARS-CoV-2 Variants
Side-by-Side Comparisons of Important SARS-CoV-2 Variants

Here’s our brief guide to the most noteworthy mutations in the novel coronavirus.

Here’s our brief guide to the most noteworthy mutations in the novel coronavirus.

antifreeze proteins, microbiology, developmental biology
Special report
A Guide to Emerging SARS-CoV-2 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.
New SARS-CoV-2 Variant Could Evade Antibodies
New SARS-CoV-2 Variant Could Evade Antibodies
Lisa Winter | Jan 22, 2021
A preprint casts doubt on vaccine effectiveness in light of certain mutations in the 501Y.V2 variant that emerged from South Africa.
Q&A: Natural History Museums’ Role in Pandemic Surveillance
Q&A: Natural History Museums’ Role in Pandemic Surveillance
Max Kozlov | Jan 21, 2021
Host vouchering, the practice of preserving species known to harbor infectious diseases, can be used to help determine a pathogen’s source, scientists say.
Coronavirus Variant Linked to COVID-19 Outbreaks in California
Coronavirus Variant Linked to COVID-19 Outbreaks in California
Asher Jones | Jan 19, 2021
It’s too early to know whether the L452R version of SARS-CoV-2 is highly infectious like the B.1.1.7 UK variant that is also spreading around the US.
Mutation in SARS-CoV-2 Variant Does Not Affect Vaccine: Study
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.
Severe Allergic Reactions to COVID-19 Vaccine Are Rare: CDC
Severe Allergic Reactions to COVID-19 Vaccine Are Rare: CDC
Lisa Winter | Jan 7, 2021
The majority of people experiencing anaphylaxis had a history of allergic reactions, a report by the agency finds.
Identical Twins Accumulate Genetic Differences in the Womb
Identical Twins Accumulate Genetic Differences in the Womb
Catherine Offord | Jan 7, 2021
DNA replication errors during cell division cause monozygotic twins to diverge from each other even during the earliest stages of development, a new study finds.
Developmental Biologist Kathryn Anderson Dies at 68
Developmental Biologist Kathryn Anderson Dies at 68
Amanda Heidt | Jan 6, 2021
The Sloan Kettering researcher used mutagenic screening to probe genes and molecular pathways, including Toll and Hedgehog, essential to development in fruit flies and mice.
US Officials Debate Efficacy of Half Doses of COVID-19 Vaccine
US Officials Debate Efficacy of Half Doses of COVID-19 Vaccine
Lisa Winter | Jan 5, 2021
The head of Operation Warp Speed says that by spreading out doses of the Moderna vaccine, more people would be able to get some level of protection sooner, a strategy opposed by other experts.