2,445 results
2,445 results for: mutations
- Life
Genes jump more in one type of autism
A mutation that causes Rett syndrome also increases the activity of retrotransposons in the brain.
- Health & Medicine
Breast milk may harbor cancer clues
Analysis could provide a noninvasive means for testing risk in women, an early-stage study shows.
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Head Agony
Jumpy cells may underlie migraine’s sensory storm.
- Life
Jigsaw genetics
Fragments of a fetus's genome can be pieced together from the mother's blood to allow prenatal diagnosis of genetic diseases.
- Life
Sugar fuels growth of insulin-making cells
Mouse study suggests a new strategy for treating diabetes.
- Life
One small step for a snail, one giant leap for snailkind
Experiments suggest that gastropods shed their shells in one fell swoop during the evolutionary transition that created slugs.
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Genes & Cells
Cellular suicide inspires new ways to kill harmful bacteria, plus test-tube sperm and insulin alternatives in this week’s news.
- Health & Medicine
Pancreatic cancer years in the making
A decade elapses from the first cancer-related mutation to tumor formation, and several more years pass until the disease spreads to other organs, a new study finds. The work raises the possibility that a usually deadly malignancy can be treated before it’s too late.
- Life
MRSA bacterial strain mutates quickly as it spreads
Antibiotic-resistant microbe's detailed family tree reveals roots of the global infection.
- Life
Hints of altruism among bacteria
E. coli bacteria fight antibiotics with help from drug-resistant neighbors.
- Life
Why starved flies need less sleep
Low lipid levels keep the insects buzzing past bedtime, a new study finds, suggesting a role for metabolism in regulating sleep.
