Health & Medicine
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Health & MedicineVaccine targets ovarian-cancer cells
A vaccine for ovarian cancer enables some women who've undergone chemotherapy to stay in remission.
By Nathan Seppa -
Health & MedicineLithium might help bone healing
In mice, treatment with lithium assists in the production of a bone-repair protein and improves the healing of fractures.
By Nathan Seppa -
Health & MedicineCaffeine Aids Golden Girls’ Mental Health
Coffee and tea appear to keep aging women sharp. Men, not so much.
By Janet Raloff -
Health & MedicineCalming Factor: DNA vaccine for MS passes initial test
A DNA vaccine against multiple sclerosis passes a safety trial and shows signs of suppressing immune-directed nerve damage.
By Nathan Seppa -
Health & MedicineAnti-inflammatory prevents pancreatic cancer in mice
An anti-inflammatory drug of the COX-2 inhibitor family blocks precancerous lesions in mice prone to pancreatic cancer.
By Nathan Seppa -
Health & MedicineNerve Link: Alzheimer’s suspect shows up in glaucoma
Amyloid-beta, the protein fragment implicated in Alzheimer's disease, may also play a role in glaucoma.
By Nathan Seppa -
Health & MedicineSkeletal Discovery: Bone cells affect metabolism
A protein made by bone cells has a surprising influence on energy metabolism, and could have a role in treating diabetes.
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Health & MedicineSerotonin lower in shift workers
Workers who rotate between day and night shifts have less of the brain chemical serotonin than day shift workers do.
By Brian Vastag -
Health & MedicineCT heart scans: Risk climbs as age at screening falls
CT scans are increasingly used to investigate heart blockages, but their X rays can increase cancer risk.
By Janet Raloff -
Health & MedicineTaking a Jab at Cancer
Vaccines that train a person's immune system to kill cancerous cells, when combined with drugs that block tumor defense mechanisms, are starting to show promise.
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Health & MedicineNew Clues: Gene variations may contribute to MS risk
Variants of two genes encoding immune system proteins may confer a higher risk for multiple sclerosis.
By Nathan Seppa -
Health & MedicineWaking Up: Brain stimulator spurs dramatic improvement years after injury
A man who spent 6 years in a minimally conscious state regained the ability to talk, eat, and move after doctors implanted electrodes deep in his brain.
By Brian Vastag