Search Results for: mutations
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2,451 results for: mutations
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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 -
Cleft-lip mutations may hinder virus
Having identified the mutated gene responsible for a syndrome involving cleft lip or palate, a research team finds that the recessive mutation also may confer an antiviral advantage to people who carry one copy of this gene.
By Science News - Health & Medicine
Zealous Adherence: Erratic HIV therapy hasn’t fueled resistance
Among people infected with HIV, those who don't consistently take their antiretroviral drugs as prescribed are no more likely to develop drug-resistant HIV than are patients who adhere to their treatment schedule.
By Ben Harder - Health & Medicine
Gene mutation for color blindness found
Scientists have identified the gene that is mutated in people who have color blindness on the Pacific island of Pingelap, perhaps paving the way for genetic screening.
By Nathan Seppa - Health & Medicine
Bad Break: Homocysteine may weaken bones
Elderly people with elevated concentrations of the amino acid homocysteine in their blood are more likely to break bones than are people with low amounts.
By Nathan Seppa - Health & Medicine
Cord Blood to the Rescue: Infusions help babies with Hurler’s syndrome
Umbilical cord blood transplants boost overall health and survival in patients with the rare hereditary condition called Hurler's syndrome.
By Nathan Seppa -
Model Mice: Blood reveals signs of pancreatic cancer
Mice that develop pancreatic cancer show signs of the disease long before malignant tumors arise, just as people with this type of cancer do.
By John Travis - Health & Medicine
MRI detects missed breast cancers
Magnetic resonance imaging detects breast cancer better than does mammography and might be preferable for certain women at high risk.
By Nathan Seppa - Health & Medicine
Narcolepsy Science Reawakens
Recent advances in understanding the biological underpinnings of narcolepsy have created a new diagnostic tool and point toward possible future therapies.
By Ben Harder - Tech
Frankenstein’s Chips
As evidence mounts that drug-safety trials can miss dangerous effects, scientists are building living, miniature models of animals and people to enhance drug and chemical tests.
By Peter Weiss -
Genetic Clue to Aging? Mutation causes early-aging syndrome
A gene defect that causes accelerated aging may provide insight into normal aging.
By John Travis - Health & Medicine
Categorizing Cancers: Gene activity predicts leukemia outcome
By dividing acute myeloid leukemia into subtypes on the basis of which genes are abnormally active in a given patient, doctors may be able to predict outcomes and make better treatment decisions.
By Ben Harder