Search Results for: mutations
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2,456 results for: mutations
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Health & MedicineNew test may spot colon cancer early
An experimental test for colon cancer may detect the disease at a treatable stage more accurately than current, noninvasive screening techniques.
By Laura Sivitz -
Health & MedicineMutation linked to sinus infections
People who have frequent sinus infections are more likely on average to carry one copy of the same genetic mutation that causes cystic fibrosis, even though they don't have that disease.
By Nathan Seppa -
Drug-resistance gene found—again
A mutant gene confers resistance to chloroquine upon parasites that cause malaria.
By John Travis -
Health & MedicineCancer cells on the move
A new study suggests how a gene recently linked to liver, skin, and pancreatic cancer also causes an often-deadly form of breast cancer.
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EarthProblems with eradicating polio
The oral vaccine's live but attenuated virus may in rare cases revert to the disease-causing form, which can then turn up in natural waters even in regions now certified free of the wild-type virus.
By Janet Raloff -
First Plant Genome Thrills Biologists
The unveiling of the genetic blueprint of the tiny thale cress ushers in a new era in plant biology.
By Laura Sivitz -
Mutated gene doubles fruit fly’s life span
The product of the Indy gene resembles transport proteins in mammals that enable intestinal and kidney cells to take in metabolites to produce energy.
By John Travis -
Health & MedicineGene mutation can spur autoimmunity
A mutation of a gene on the X chromosome can lead to a dangerous autoimmune disorder and type I diabetes.
By Nathan Seppa -
Health & MedicineFound: Mutation for deadly nerve disorder
Two research teams have discovered the genetic mutation that causes familial dysautonomia, a lethal hereditary disease that causes nervous system damage.
By Nathan Seppa -
Genetic search for an equine Eve fails
Genetic analysis suggests an unusual history for modern horses: lots of independent domestications instead of the usual few.
By Susan Milius -
Inbred cattle don’t look bad at all
A herd of feral cattle that hasn't had new blood for at least 300 years seems to have avoided the genetic risks of inbreeding.
By Susan Milius -
Health & MedicineColor array reveals breast cancer types
A suite of genes lights up when researchers probe for cancer.