2,461 results
2,461 results for: mutations
- Agriculture
Gut bacteria ally with Bt
A new study finds that a particular microbe makes caterpillars susceptible to the insecticide.
- Health & Medicine
Early intellectual gap found for kids of older fathers
A reanalysis of data from more than 33,000 U.S. children finds that those with older fathers fared somewhat poorer on intelligence tests than those with younger fathers, regardless of mothers’ ages.
- Humans
Science’s next generation wins accolades
Star students receive more than $530,000 in scholarships and prizes in the Intel Science Talent Search.
- Health & Medicine
How herpes re-rears its ugly head
Researchers identify a key player in the reactivation of herpes simplex virus type 1.
- Anthropology
African pygmies may be older than thought
A new DNA analysis indicates that pygmy hunter-gatherers and farming groups in Africa diverged from a common ancestral population around 60,000 years ago.
- Health & Medicine
Childhood leukemia worsened by genetic mutations
Mutations in JAK genes make childhood leukemia more dangerous and may offer a target for drug manufacturers.
- Health & Medicine
World Health Organization raises swine flu alert level
The World Health Organization announced April 29 that is has raised the alert level for swine flu from Phase 4 to Phase 5, which suggests that a pandemic is imminent.
- Life
Misread epigenetic signals play role in leukemia
A genetic mistake causes misinterpretation of epigenetic marks, leading to cancer.
- 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.
- Life
Skin cells transformed directly into neurons
Researchers making neurons bypass the need to revert cells to an embryonic state.
- Anthropology
Ancient DNA points to additional New World migration
Scientists have extracted a nearly complete genome from the hairs of a 4,000-year-old man, suggesting a new scenario for Asian migrations into the New World.
- Health & Medicine
Mutations may underlie some stuttering
Defects in three genes governing basic cell metabolism are found in a portion of cases, researchers find.
