2,429 results
2,429 results for: mutations
- Health & Medicine
Updated Pap smear detects ovarian, uterine cancers
Adding a genetic analysis to the procedure reveals mutations specific to the two malignancies.
- Life
Genes in wheat relatives help stave off stem rust
Wild and obscure species provide resistance to deadly fungus.
- Neuroscience
Narcolepsy may be an autoimmune disease
Narcolepsy occurs when wayward immune forces launch an attack on brain cells responsible for wakefulness, a new study suggests.
- Genetics
Genetic mutations may explain a brain cancer’s tenacity
DNA damage may transform adult cells in glioblastoma, making the malignancy harder to kill.
- Health & Medicine
Aspirin has selective benefit in colorectal cancer
Patients with a common gene mutation survive longer, which might enable doctors to predict who would get results from the drug.
- Humans
DNA reveals details of the peopling of the Americas
Migrants came in three distinct waves that interbred once in the New World.
- Life
Tests show that deadly flu could spread among people
Experiment shows that new influenza virus transmits through air between ferrets, a common experimental stand-in for humans.
- Science & Society
Flu researchers plan to repeat controversial work
The scientists who made the H5N1 strain transmissible between ferrets intend to do the same with H7N9.
- Animals
The daemon cat that never was
Buried in a volume published in 1904 is a description of a new species of cat found in Transcaucasia: Felis daemon, the Black Wild Cat.
- Health & Medicine
Old drug, new tricks
Metformin, cheap and widely used for diabetes, takes a swipe at cancer.
- Humans
What makes a face go round
Genetic enhancers acting far away from their intended genes can help shape a face during development.
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