2,456 results
2,456 results for: mutations
- Life
Mitochondria behind life span extension
Study in flies suggests low-protein diet works through power-producing organelles.
- Chemistry
Flowerless plants make fancy amber
A new analysis suggests that ancient seed plants made a version of the fossilized resin credited to more modern relatives
- Humans
A gene critical for speech
Scientists argue a newly discovered stretch of DNA essential for larynx development may have allowed the evolution of language.
- Life
Bone regulators moonlight in the brain as fever inducers
Study in mice suggests proteins could be source of post-menopausal hot flashes.
- Health & Medicine
Targeting microRNA knocks out hepatitis C
Blocking a small molecule, a new drug reduces levels of the virus, chimp study shows.
- Life
Model for powerful flu fighters from existing drugs
Computer screening mines inventory of existing drugs to find possible new drugs that the H1N1 and H5N1 flu viruses just wouldn’t be able to resist.
- Health & Medicine
Best choice for chronic leukemia treatment may change
A newer treatment outperforms current frontline drug Gleevec in patients with chronic myeloid leukemia and an older drug may plug gap in coverage.
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- Health & Medicine
Celebrex combats skin cancer in vulnerable group
Anti-inflammatory drug limits number of tumors in patients with hereditary condition
- Life
Bornavirus genes found in human DNA
Researchers have found molecular fossils of an RNA virus in human and other mammalian genomes, pushing back the emergence of RNA viruses millions of years.
- Life
MRSA bacterial strain mutates quickly as it spreads
Antibiotic-resistant microbe's detailed family tree reveals roots of the global infection.
- Archaeology
Skeleton of Western man found in ancient Mongolian tomb
A genetic analysis of a skeleton from an ancient Asian tomb illuminates the spread of Indo-Europeans.
