2,462 results
2,462 results for: mutations
- Genetics
Who decides whether to use gene drives against malaria-carrying mosquitoes?
As CRISPR-based gene drives to eliminate malaria-carrying mosquitoes pass new tests, the African public will weigh in on whether to unleash them.
- Genetics
Some identical twins don’t have identical DNA
Mutations arising early in development may account for genetic differences between identical twins.
- Health & Medicine
Here’s what breakthrough infections reveal about COVID-19 vaccines
Studies analyzing vaccinated people in the real world show that COVID-19 vaccines are extremely effective, but experts are keeping an eye on variants.
- Health & Medicine
What experts know so far about the delta variant
The variant, which first emerged in India, is outcompeting other highly transmissible forms of the coronavirus as it spreads around the world.
- Health & Medicine
AstraZeneca says its COVID-19 vaccine is 79 percent effective in a U.S. trial
The shot was 80 percent effective at preventing illness in people 65 and older and prevented severe disease and hospitalization.
- Health & Medicine
Is the coronavirus mutating? Yes. But here’s why you don’t need to panic
Some studies claim there are new strains of the coronavirus, but lab experiments are needed to see if mutations are changing how it infects cells.
- Genetics
A gene-based therapy partially restored a blind man’s vision
Light-activated proteins inserted in eye nerve cells and special goggles help the man, who lost his sight due to retinitis pigmentosa, see objects.
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- Humans
Neandertal DNA from cave mud shows two waves of migration across Eurasia
Genetic material left behind in sediments reveals new details about how ancient humans once spread across the continent.
- Health & Medicine
Global inequity in COVID-19 vaccination is more than a moral problem
Wealthy countries are vaccinating at much higher rates than low-income countries. Such inequities could ultimately prolong the pandemic for all.
- Health & Medicine
The more contagious coronavirus variant may soon be the U.S.’s dominant strain
More rigorous efforts to vaccinate, wear masks and social distance are needed to curb the variant’s spread, CDC says.
- Health & Medicine
After 40 years of AIDS, here’s why we still don’t have an HIV vaccine
The unique life cycle of HIV has posed major challenges for scientists in the search for an effective vaccine.
