ScienceDaily Health Headlines
for Sunday, September 19, 2010
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Alzheimer's drug boosts perceptual learning in healthy adults (September 18, 2010) -- Scientists have found that healthy adults showed greater improvement from practice on a motion direction discrimination task when they took donepezil, a commonly prescribed Alzheimer's drug, compared with when they took a placebo. The research is helping neuroscientists better understand perceptual learning in healthy adults. ... > full story
Tick tock: Rods help set internal clocks, biologist says (September 18, 2010) -- Rod cells -- one of three kinds of exquisitely photosensitive cells found in the retina of the eye -- are surprisingly found to be the only ones responsible for setting our internal "clocks" in low light. ... > full story
Overprotective parents may impact heart anxiety in adults with congenital heart conditions (September 18, 2010) -- Adults with congenital heart disease are more likely to suffer heart-focused anxiety -- a fear of heart-related symptoms and sensations -- if their parents were overprotective during their childhood and adolescence. ... > full story
Promising techniques for extending the life of an organ transplant developed (September 18, 2010) -- Experts have revealed exciting new scientific developments for people with an organ transplant, intended to help prevent rejection of the new organ and extend its life. These advances in protein therapeutics and cell therapy could provide a future solution to some of the challenges surrounding organ transplantation. ... > full story
Drug combination may treat traumatic brain injury (September 18, 2010) -- Currently, there are no drugs available to treat TBI: a variety of single drugs have failed clinical trials, suggesting a possible role for drug combinations. Testing this hypothesis in an animal model, researchers tested five drugs in various combinations. Their observations suggest a potentially valuable role for minocycline plus N-acetylcysteine to treat TBI. ... > full story
Proposal by WHO to eliminate AIDS in South Africa is flawed, model shows (September 18, 2010) -- The World Health Organization has proposed a new strategy for combating the AIDS epidemic in South Africa. It is a strategy that is seriously flawed, say researchers. ... > full story
How does Prozac act? By acting on the microRNA (September 18, 2010) -- The adaptation mechanisms of the neurons to antidepressants has, until now, remained enigmatic. Research now sheds new light on the mechanisms of action of these drugs which have been used for more than 30 years and are heavily consumed. ... > full story
Channeling efforts to fight cystic fibrosis: Crosstalk between ion channels points to new therapeutic strategy (September 18, 2010) -- Researchers have found a possible new target for fighting cystic fibrosis (CF) that could compensate for the lack of a functioning ion channel in affected CF-related cells. ... > full story
Research could improve detection of liver damage (September 18, 2010) -- New research could lead to faster and more accurate diagnoses of liver damage. Scientists in the UK used paracetamol as the basis for the study: research indicates that paracetamol can place temporary stress on the liver in around a third of people who take a normal dose (4g per day) but the liver returns to normal when the drug has left the system. ... > full story
Standardized violence-prevention programs may not prevent teen fighting, findings suggest (September 18, 2010) -- Researchers have uncovered new insights on adolescent fighting: what triggers it, and how to stem it. ... > full story
Father absence linked to earlier puberty among certain girls (September 17, 2010) -- Girls in homes without a biological father are more likely to hit puberty at an earlier age, according to a new study. The findings held only for girls in higher income households, and even after the girls' weight was taken into account. ... > full story
Women with diabetes having more C-sections and fetal complications, study finds (September 17, 2010) -- Nearly half of women with diabetes prior to pregnancy have a potentially-avoidable C-section and their babies are twice as likely to die as those born to women without diabetes, according to a new study. ... > full story
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