2,461 results
2,461 results for: mutations
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RNA world gets support as prelife scenario
Scientists tinkering with a chemical now vital to life think they've recreated one of the central molecules that gave rise to the chemistry of life.
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Huntington’s protein may be kidnapper
An abnormal protein associated with Huntington's disease kills cells by stealing another protein needed for cell survival.
- Health & Medicine
Gene therapy cures blindness in dogs
Gene therapy to replace a defective RPE65 gene succeeds in bringing sight to three blind dogs, suggesting such therapy might reverse Leber congenital amauosis, a rare condition in which children are blind from birth.
- Math
Prime-Time Cicadas
Cicadas are flying, plant-eating insects. Most cicada species have life cycles that span 2 to 8 years. They spend most of their lives underground before emerging as adults. In a few species, almost all the individuals in a given location come out of hiding at the same time. These are known as periodical cicadas, and […]
- Computing
Squashing Worms
Defeating computer worms that mutate will take some smart defense strategies.
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Eat Smart
Your daily diet may have an impact on your brain's resiliency in the face of injury or disease.
- Health & Medicine
Now Hear This
Genetics research, work with stem cells, and studies of the inner ear's delicate architecture suggest that it might be possible to restore cells pivotal to hearing.
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Nurture Takes the Spotlight
What a person eats, what chemicals he or she is exposed to, and other features of a person's environment chemically modify chromosomes, thereby changing how genes are ultimately expressed.
- Health & Medicine
A Vexing Enigma
While no drug or lab test is approved to treat or diagnose chronic fatigue syndrome, new research into the biology of the disorder may begin to shed light on the problem.
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Bringing Up Baby’s DNA
Researchers are developing ways to harvest babies' genes in less invasive ways.
- Health & Medicine
The Screen Team
New and experimental methods of screening for colorectal cancer that patients find less unpleasant than current tests could take a bite out of the malignancy's toll.
- Humans
Mutant Maps
Struck by an analogy between genetic mutations and flaws in antique printed documents, a biologist has devised a method to analyze such flaws to pinpoint publication dates of rare, undated documents.
