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We summarize the week's scientific breakthroughs every Thursday.
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Health & MedicineDrug combination may fight breast cancer
Retinoic acid, when combined with a drug that reverses a process called methylation in breast tumor cells, may awaken a key cancer-fighting gene.
By Nathan Seppa -
Health & MedicineTwo studies offer some cell-phone cautions
A British review of research gave cell-phone safety a guarded endorsement, while new findings indicate that radiation from older cell phones can trigger a stress-response gene, at least in animals.
By Janet Raloff -
Health & MedicineWaiting to exhale
A breath test that measures the activity of an enzyme involved in breaking down drugs in a person's body may help doctors minimize side effects from potent drugs such as docetaxel.
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Health & MedicineNervous tics in the heart
The irregular heartbeats sometimes triggered after a heart attack may be caused by abnormal nerve growth in heart tissue damaged by the attack.
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Health & MedicineNew gene-therapy techniques show potential
Two technologies for transferring genes, one that uses mobile DNA called transposons and another that uses a weak virus, have proved successful in overcoming genetic disorders in mice.
By Nathan Seppa -
Health & MedicineSweet news about ginseng
When taken before or with meals, ginseng appears to help people with diabetes control the normal rise in blood sugar that accompanies eating.
By Janet Raloff -
Health & MedicineBats may spread new Malaysian virus
A Nipah virus outbreak in Malaysia may have started when bats spread disease to pigs.
By Nathan Seppa -
Health & MedicineA hint at a healthful effect of beer
Beer consumption seems to boost concentrations of vitamin B6 in blood and coincides with lower concentrations of homocysteine, a risk factor for heart disease.
By Nathan Seppa -
Health & MedicineDrug Eases Bone Cancer Pain in Mice
Pain caused by bone cancer in mice can be alleviated somewhat by osteoprotegerin, a drug being tested for osteoporosis, suggesting a possible new treatment for people with this cancer.
By Nathan Seppa -
Health & MedicineBerry promising anticancer prospects
Cranberry products can retard the growth and spread of breast cancer in rodents.
By Janet Raloff -
Health & MedicineA different GI link to colon cancers
Diets rich in sweets and other quickly digested carbohydrates appear to increase an individual's risk of developing colon cancer.
By Janet Raloff -
Health & MedicineCalcium may become a dieter’s best friend
Enriching the diet with calcium, especially from dairy products, can switch the body's fat cells from storing calories to burning them.
By Janet Raloff