Health & Medicine
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Health & MedicineHemispheric Cross Talk: Brains show two sides of language function
Some people coordinate language use with both sides of their brains, allowing them to retain verbal skills after damage to one side or the other.
By Bruce Bower -
Health & MedicineSmart Drugs: Leukemia treatments nearing prime time
Three new drugs stop acute myeloid leukemia in mice, suggesting the treatments will work in people with this deadly blood cancer.
By Nathan Seppa -
Health & MedicineChemical stops allergic reaction in tests
Researchers have developed a protein that short-circuits allergic reactions in mice and in tissue cultures of human cells.
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Health & MedicineShuttling medicines via blood cells
Researchers have developed a way of encapsulating drugs in red blood cells, which can be used to deliver low doses of anti-inflammatory drugs to cystic fibrosis patients.
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Health & MedicineStanding Up to Gravity
Studies in space can help physicians better understand a disorder in which patients get faint or dizzy while standing.
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Health & MedicineEfficient Germ: Human body boosts power of cholera microbe
Some genes in the cholera-causing bacterium Vibrio cholerae are activated and others are silenced when the microbe passes through the human gut, changes that make the bacterium more virulent.
By Nathan Seppa -
Health & MedicineTransplant Triumph: Cloned cow kidneys thrive for months
Cow kidneys and other tissue made by cloning ward off immune rejection after transplantation into cows.
By John Travis -
Health & MedicineDieting woes tied to hunger hormone
A rise in the appetite-enhancing hormone ghrelin after weight loss may explain why dieters regain pounds.
By John Travis -
Health & MedicineArthritis drug fights Crohn’s disease
The inflammation-fighting drug infliximab can hold off the painful symptoms of Crohn's disease for as long as a year in many patients.
By Nathan Seppa -
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Health & MedicineLearning from leprosy’s nerve damage
The bacterium that causes leprosy directly damages a protective sheathing around many nerve cells.
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Health & MedicineWhat Activates AIDS?
New studies suggest that a natural process called immune activation—the signaling that alerts immune cells of foreign invaders—plays a key role in explaining why infection with the human immunodeficiency virus progresses to AIDS more quickly in some people than in others.