2,456 results
2,456 results for: mutations
- Health & Medicine
Readers ponder the randomness of DNA errors
Readers sent feedback on cellular slip-ups, moon mayhem and more.
- Health & Medicine
Live antibiotics use bacteria to kill bacteria
Certain bacteria will destroy other bacteria without harming humans. They may be an answer to antibiotic-resistant infections.
- Life
Mouse sperm survive space to fertilize eggs
Sperm freeze-dried and sent into space for months of exposure to high levels of solar radiation later produced healthy baby mice.
- Life
Mouse sperm survive space to spawn
Sperm freeze-dried and sent into space for months of exposure to high levels of solar radiation later produced healthy baby mice.
- Genetics
The Zika epidemic began long before anyone noticed
Zika spread undetected into Brazil and Florida, a genetic study suggests.
- Health & Medicine
Breast cancer cells spread in an already-armed mob
Source tumors may already contain the mutations that drive aggressive cancer spread.
- Genetics
DNA evidence is rewriting domestication origin stories
DNA studies are rewriting the how-we-met stories of domestication.
- Genetics
Ancient DNA bucks tale of how the horse was tamed
DNA from ancient horses reveals early domestication involved plenty of stallions.
- Genetics
Jumping genes play a big role in what makes us human
Jumping genes have been a powerful force in human evolution.
- Neuroscience
Nerve cell miswiring linked to depression
A gene helps nerve cell axons extend to parts of the brain to deliver serotonin, a brain chemical associated with depression.
- Genetics
Gene knockouts in people provide drug safety, effectiveness clues
People naturally lacking certain genes give clues about drug safety and efficacy, a study in Pakistanis shows.
- Health & Medicine
Genetic risk of getting second cancer tallied for pediatric survivors
Inherited mutations, not only treatment, affect the chances that a childhood cancer survivor will develop a second cancer later in life.
