2,447 results
2,447 results for: mutations
- Life
Who felt it not, smelt it not
A genetic defect in a crucial protein stops both pain and smells from reaching the brain.
- Health & Medicine
Ovary removal proves beneficial for cancer-prone women
BRCA mutation carriers who opt for surgery survive longer than those who forgo the operation, a new study shows.
- Life
Packing away the poison
A genetic adaptation in a Hudson River fish species allows it to simply store toxic pollutants in its fat.
- Earth
Stature’s heightened risk of cancer
My daughter is always shopping for 4-inch heels or other elevating footwear to make her appear taller. But a new study suggests that diminutive stature has at least one major perk: a lower risk of cancer.
- Life
The unusual suspects
With no obvious culprit in sight, geneticists do broader sweeps to identify autism’s causes.
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2011 Science News of the Year: Genes & Cells
Nicolle Rager Fuller Boons and busts via gut microbes Studying the secret lives of bacteria living in human intestines has yielded some unexpected finds. One study suggests that most humans have one of three different combinations of friendly microbes (SN: 5/21/11, p. 14), and another reveals that people’s mix of microbes depends heavily on diet. […]
- Life
Mutation effects often depend on genetic milieu
Genetic background is at least as important as environment, fruit fly research shows.
- Math
Varying efficacy of HIV drug cocktails explained
Steepness of slope in dose-response curve tips off researchers to importance of timing in virus’s life cycle.
- Life
Genes & Cells
Mouse fur yields insights into the genetics of camouflage, plus more in this week’s news.
- Health & Medicine
Body & Brain
Heart attacks are worse in the morning, plus who remembers dreams, stem cells in lungs and more in this week’s news.
- Chemistry
Molecules/Matter & Energy
Computer processors get even tinier, plus more in this week’s news.
- Life
Molecular Evolution
Investigating the genetic books of life reveals new details of 'descent with modification' and the forces driving it.
