Some brain cells 'change channels' to fine-tune the message
...tch to prevent the cells from dying. "But that's a big 'if' at this point," says Huganir....Researchers search for first sign of congestive heart failure
... Dr. Kapuku says. Like loosening the belt to eat a big meal, the heart must relax to fill with blood. In fact, the heart is relaxed two-thirds of the time and a healthy left ventricle which pumps blood to the body should fill with blood during the early stage of relaxation. Scientists such as Dr. Kapuk...Benefits of lung cancer screening with CT questioned
...ncer surgery ranges from 3 to 5 percent. "That's a big price to pay if it's a benign nodule," he said. The researchers found no significant difference when comparing mortality rates demonstrated by this study to those of the Mayo Lung Project, a lung cancer screening trial conducted in the 1970s using ch...Mountaineering doctors hike medicine to new heights with Xtreme Everest
...cheduled for the autumns of 2005 and 2006. For the big push, the expedition plans to set off in the spring of 2007 before the monsoon season, with a 'window in the weather' of only a few days when conditions are good enough to attempt the summit. Along with the usual climbing dangers of rockfalls and ava...Cardiologists underestimate racial and ethnic disparities in care
...hnicity. "The most striking finding was the really big disconnect between what physicians report about th...their own attitudes, they don't rate those as such big factors in contributing to disparities." While researchers did not have baseline information, they ...New study shows how very low-carb diets take off the pounds
...he carbohydrates actually stimulated the patients' big appetites during the regular-diet week. "Participants went from an excessive caloric intake to a normal caloric intake for their height and weight when we reduced their carbohydrates. This indicates to me that it was the carbohydrates that stimulate...Drug companies and governments must act on fake drug problem
...nce in medicines. The pharmaceutical industry is a big benefit to our health but it is harming patients and itself by not warning the public of fake products when they arise." Dr. Akunyili, the Director-General of Nigeria's National Agency for Food and Drug Administration and Control said, "We will issu...Potential treatment for Fragile X Syndrome demonstrated in fruit fly model
... ailments in humans such as bipolar disorder. "The big take-home message from our work is that maintaining proper regulation of mGluR signaling is a conserved function of the dFMR1 and FMRP proteins and that loss of dfmr1 function in flies leads to at least a subset of the cognitive and behavioral defect...Molecule important in cell construction also critical in learning and memory
...we were surprised that losing -adducin made such a big change in both the nerve cell communication and in behavioral measures of memory," Picciotto said. The focus of the study is long-term potentiation, which is a form of neuronal plasticity and may form the biological basis for some kinds of memory. Lo...Parents who quit smoking may influence their offspring to quit as young adults
...t smoking when their children are young may have a big influence on whether their offspring will quit smoking as young adults. "We found that parents quitting smoking early, before their children reach third grade, is associated with nearly double the chances that their children would quit smoking in you...Major review of subway systems suggests potential for significant health and safety hazards
...omprehensive review of the data gives us the first big picture into the health of our transportation system, without further appropriate risk assessment studies, we cannot adequately determine the factors and health effects of potential hazards," and "most importantly, the steps that are needed to reduce...Female sex hormones play a vital role in defense against sexually transmitted diseases
... co-infection with both HIV-1 and HSV-2 which is a big problem clinically. The two studies were posted online on the Journal of Virology website this week and will be published in the Journal in the March issue....New European cancer figures for 2004 major efforts needed against the big four killers
...ent that we need to make a concerted attack on the big killers lung, colorectal, breast and stomach cancer." "IARC is particularly well-positioned to take the lead in this battle, where international coordination of efforts will be key to achieving any reduction of disease burden and of mortality throug...Young blood revives aging muscles, Stanford researchers find
...ng factors in the blood is no small task. "It's as big a fishing expedition as you can possibly imagine," he said. With thousands of proteins, lipids, sugars and other small molecules in the blood serum, deciding where to look first would be tantamount to a roll of the dice. What's more, there's no evide...Murder, eyewitness identification and the limits of human vision
...et you could see the person's head but just as one big blur. There is equivalence between size and blurriness. By making something smaller you lose the fine detail." Co-author of the study is Erin Harley, who recently earned her doctorate at the UW and is now a post-doctoral researcher at the Universit...Study finds happiness persists, despite illness
...nts by completing a quick series of ratings. "The big advantage of using PDAs is that you can get representative snapshots of a person's experience, rather than just relying on their overall impressions of their lives," says Riis, adding that several studies have shown such overall impressions to be bia...Older people get the big picture faster, and they are less inhibited
...ple appear to be better and faster at grasping the big picture than their younger counterparts. "Going into the study, we knew that ageing changes the way people see the world," says Allison Sekuler, one of the senior authors and a Canada Research Chair at McMaster. "But these results are an unusual twi...Public interest advocates question NIH Enhanced Access policy
...udies on cancer soon after publication? "This is a big 'if' for all of us," Terry added. "If six months after enactment, we see a flood of NIH-funded research posted on PubMed Central, then we will be among the first to celebrate. However if the vast majority of taxpayer-funded NIH research produced duri...Blacks in the South have greater risk of dying from stroke
...in the South is 51 percent higher, nearly twice as big as the 29 percent increase for whites living in the South," he said. The numbers range considerably from state to state. For example, in New York, the risk of death from stroke among whites age 55-64 was 0.32 per 1,000 versus 0.68 per 1,000 for bla...New test is first step in early detection of Alzheimer's disease
...mation. "In the last three years, there has been a big effort in Alzheimer's research to identify and detect biomarkers in cerebrospinal fluid. We think the accumulation of ADDLs is likely to be the first biomarker in Alzheimer's disease, and now this extraordinarily powerful detection technology has cha...