2,456 results
2,456 results for: mutations
- Life
Ancient enzymes adapted to a cooler Earth to keep life’s chemical reactions going
Ancient enzymes kept their speed at lower temperatures.
- Life
Force-detecting protein senses when lungs fill with air
A study in mice pinpoints a force-detecting protein that regulates breathing, previously implicated in touch.
- Genetics
Year in review: How humans populated the globe
DNA studies put new twists on timing of ancient human migrations – but genetics alone are not enough to tell the full story.
- Chemistry
Enzyme forges carbon-silicon bonds with a little human help
A few tweaks to an enzyme help it link carbon to silicon — a match not found in nature.
- Life
Early RNA may have used isolation strategy to defeat useless mutants
Temporary barriers help RNA escape shorter, faster-replicating parasites
- Neuroscience
Year in review: Alzheimer’s drug may clarify disease’s origins
Researchers will now test whether a treatment that swept away amyloid brain plaques also improves cognitive performance.
- Life
Mitochondria variants battle for cell supremacy
Some mitochondria are more competitive than others, which could complicate treatments for mitochondrial diseases.
- Genetics
Year in review: ‘Three-parent baby’ technique raises hope and concern
Safety and ethical concerns surround controversial mitochondrial replacement therapy.
- Genetics
Cancer mutation patterns differ in smokers, nonsmokers
The DNA of smokers shows more damage than the DNA of nonsmokers who have the same kind of cancer.
- Neuroscience
Protein linked to Parkinson’s travels from gut to brain
Parkinson’s protein can travel from gut to brain, mouse study suggests.
- Genetics
Gene gives mice and chipmunks their pinstripes
A recycled regulator paints on rodents’ light stripes.
- Health & Medicine
‘Three-parent baby’ boy healthy so far
A baby boy born with donor mitochondrial DNA seems to be healthy, researchers report at a meeting.
