2,429 results
2,429 results for: mutations
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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.
- 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.
- 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.
- 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.
- 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.
- 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.
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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.
- 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.
- 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.
- Health & Medicine
Cells profilerate in magnetic fields
Magnetic fields such as those found within a few feet of outdoor electric-power lines could make cells that are vulnerable to cancer behave like tumors.
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Genetic Clue to Aging? Mutation causes early-aging syndrome
A gene defect that causes accelerated aging may provide insight into normal aging.
- Health & Medicine
Could refrigeration explain Crohn’s rise?
Crohn's disease, marked by inflammation of the small intestine, could be caused by refrigeration of meats, a process that selects for hardy bacteria that handle cold temperatures well, researchers hypothesize.
