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October 23, 2009 |
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Donald Stein, PhD |
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Listen to Sound Science as neuroscientist Donald Stein, PhD, discusses the protective properties of progesterone in the brain. Discoveries Stein made in the laboratory beginning 25 years ago are finally being tested in patients with traumatic brain injuries. Read and listen. . . |
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Viola Vaccarino, MD, PhD |
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Depression Boosts Heart Disease Risk by Affecting Stress-Induced Blood Flow |
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Tumors work to attract new blood vessels.
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Potential Drug Kills Cancer Cells by Preventing Response to Low OxygenA quickly growing tumor eventually outgrows its blood supply and encounters a lack of oxygen. But low oxygen drives cancer cells to send out signals that attract new blood vessels. A chemical that stops cells from responding to low oxygen could suffocate tumors. Read more. . . |
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David Ledbetter, PhD |
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Powerful Genomics Database Creates New Clinical and Research Tool for Autism
Using federal stimulus funds from the NIH, scientists will create an international, on-line genomics database from patients with autism and other developmental disorders. Data from 50,000 to 100,000 patients a year will focus on copy number variations -- inherited or acquired differences in a person's two chromosomes due to gene deletions or duplications. Read more. . . |
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Saad Omer, PhD, MPH
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In a recent New England Journal of Medicine article, researchers presented evidence that vaccine refusal for nonmedical reasons puts children in communities with high rates of refusal at risk for infectious diseases. Vaccine-preventable diseases such as measles, influenza, and pertussis often start among persons who forego vaccinations and spread rapidly, they found. Read more. . . |
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