A new study demonstrates what researchers consider conclusive evidence that the red wine compound resveratrol directly activates a protein that promotes health and longevity in animal models. What's more, the researchers ...
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Neuron transplants have repaired brain circuitry and substantially normalized function in mice with a brain disorder, an advance indicating that key areas of the mammalian brain are more reparable than was ...
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A new study finds that a protein key to Parkinson's disease has likely been mischaracterized. The protein, alpha-synuclein, appears to have a radically different structure in healthy cells than previously thought, challenging ...
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More than just a tool for predicting health, modern genetics is upending long-held assumptions about who we are. A new study by Harvard researchers casts new light on the intermingling and migration of European, Middle Eastern ...
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(Medical Xpress)—Approximately 90 percent of cancers start within tissues that form the inner linings of various organs. Decades of accumulated genetic mutations can, on occasion, induce cells specialized ...
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A consortium led by scientists at the University of Oxford and Harvard Medical School has constructed the world's most detailed genetic map.
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As blood stem cells age, changes in the epigenome—the system that regulates which genes are switched on and which are switched off throughout the body—alter these cells in ways that lead to reduced immune ...
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Gut bacteria's key role in immunity is tuned to the host species, researchers have found, suggesting that the superabundant microbes lining our digestive tract evolved with us—a tantalizing clue in the mysterious recent ...
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(Medical Xpress) -- Researchers from Harvard Medical School and Massachusetts General Hospital have developed a magnetic nanoparticle-based MRI technique for predicting whether—and when—subjects with a genetic predisposition ...
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(Medical Xpress)—Healthy cells don't just happen. As they grow and divide, they need checks and balances to ensure they function properly while adapting to changing conditions around them.
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New research reinforces the claim that resveratrol—a compound found in plants and food groups, notably red wine—prolongs lifespan and health-span by boosting the activity of mitochondria, the cell's energy supplier.
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(Medical Xpress) -- A combination of two drugs may alleviate radiation sickness in people who have been exposed to high levels of radiation, even when the therapy is given a day after the exposure occurred, according to a ...
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(Medical Xpress) -- It’s hard to be a mouse. You’re a social animal, but your fellows are small and scattered. You’re a snack to a bestiary of fast, eagle-eyed predators, not least the eagle. ...
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Deleting a single gene in the cerebellum of mice can cause key autistic-like symptoms, researchers have found. They also discovered that rapamycin, a commonly used immunosuppressant drug, prevented these symptoms.
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(Medical Xpress)—In January, when the Journal of the American Medical Association published a meta-analysis of 100 studies that probed the relationship between body mass index and mortality—studies that found slightl ...
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