ScienceDaily Health Headlines
for Sunday, December 13, 2009
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New model of skin cancer provides insights on second-most common type of cancer (December 13, 2009) -- Researchers have developed a new model of skin cancer based on the knowledge that a common cancer-related molecule called Src kinase is activated in human skin-cancer samples. ... > full story
Potential new heart attack biomarker uncovered (December 13, 2009) -- Researchers have identified cardiac myosin-binding protein C as a potential new diagnostic biomarker for heart attacks, one that may be particularly valuable for mild attacks in which traditional diagnostic proteins may not be abundant enough. ... > full story
New screening tool helps identify children at risk for developmental issues (December 13, 2009) -- When a baby is born, new parents often wonder, "Will he be the next President of the United States?" or "Could she be the one to find a cure for cancer?" But the underlying question for many specialists is, "Is this child 'at risk' for developmental issues?" An answer to this question has been elusive -- until now. ... > full story
With amino acid diet, mice improve after brain injury (December 12, 2009) -- Neurology researchers have shown that feeding amino acids to brain-injured mice restores their cognitive abilities and may set the stage for the first effective treatment for cognitive impairments suffered by people with traumatic brain injuries. If these animal results can be translated to human medicine, there would be a broad clinical benefit. Every 23 seconds, a man, woman or child in the US suffers a traumatic brain injury. ... > full story
Older dental fillings contain form of mercury unlikely to be toxic, study finds (December 12, 2009) -- A new study on the surface chemistry of silver-colored, mercury-based dental fillings suggests that the surface forms of mercury may be less toxic than previously thought. ... > full story
West Nile virus infection may persist in kidneys years after initial infection (December 12, 2009) -- A new study shows that people who have been infected with West Nile virus may have persistent virus in their kidneys for years after initial infection, potentially leading to kidney problems. ... > full story
Antidepressant may change personality while relieving symptoms (December 12, 2009) -- Individuals taking a medication to treat depression may experience changes in their personality separate from the alleviation of depressive symptoms, according to a new report. ... > full story
Studying hair of ancient Peruvians answers questions about stress (December 12, 2009) -- A first-of-its-kind archaeological study has detected the stress hormone cortisol in the hair of ancient Peruvians, who lived between 550 and 1532 A.D. ... > full story
Merkel cells revealed as secret behind sensation of light touch (December 12, 2009) -- Scientists have proved experimentally what has been suspected since the discovery of Merkel cells in the skin over a century ago: the sense of light touch that is critical for hand dexterity would not be possible without these cells. ... > full story
Lightning-produced radiation a potential health concern for air travelers (December 12, 2009) -- New information about lightning-emitted X-rays, gamma rays and high-energy electrons during thunderstorms is prompting scientists to raise concerns about the potential for airline passengers and crews to be exposed to harmful levels of radiation. ... > full story
Higher risk for heart disease and diabetes associated with androgen deprivation therapy (December 12, 2009) -- Men of all ages treated for prostate cancer with androgen deprivation therapy, specifically with gonadotropin-releasing hormone agonists, have an increased risk of diabetes and cardiovascular disease, according to a new study. ... > full story
Don't I know you? How cues and context kick-start memory recall (December 12, 2009) -- We have all had the embarrassing experience of seeing an acquaintance in an unfamiliar setting. We know we know them but can't recall who they are. But with the correct cues from conversation or context, something seems to click and we can readily access very rich and vivid memories about the individual. Researchers have shed some light on this mysterious process, discovering that the hippocampus, a brain region in the temporal lobe, is only involved when cues enable us to recall these rich memories. ... > full story
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