ScienceDaily Health Headlines -- for Saturday, September 6, 2008

Massive Cancer Gene Search Finds Potential New Targets In Brain Tumors (September 5, 2008) -- An array of broken, missing and overactive genes have been identified in a genetic survey of glioblastoma, the most common and deadly form of adult brain cancer, report scientists. The large-scale combing of the brain cancer genome confirms the key roles of some previously known mutated genes and implicates a variety of other genetic changes that may be targets for future therapies. ... > full story

How To Spot A Heart Attack Soon After It Occurs (September 5, 2008) -- The sooner an individual who has had a heart attack is treated, the better their chance of survival and the less permanent damage is done to their heart. A recent paper details a new method for early detection of a heart attack that researchers used to observe changes in the blood of individuals who had had a heart attack as soon as 10 minutes after the event. ... > full story

Ebola Cell-invasion Strategy Uncovered (September 5, 2008) -- Researchers have discovered a key biochemical link in the process by which the Ebola Zaire virus infects cells -- a critical step to finding a way to treat the deadly disease produced by the virus. ... > full story

Link Between Obesity, Type 2 Diabetes And Neurodegeneration Found (September 5, 2008) -- Obesity and Type 2 Diabetes Mellitus can contribute to mild neurodegeneration with features common with Alzheimer's disease -- the first study to show that obesity can cause neurodegeneration. ... > full story

Low-birth-weight Children Should Have Their Blood Pressure Checked, Researchers Find (September 5, 2008) -- Blood pressure in low-birth-weight children younger than 3 years of age not only can be measured but should be, researchers have found. ... > full story

Hallucinations In The Flash Of An Eye (September 5, 2008) -- Specific brain regions show increased activity during hallucinations. Researchers introduce a new experimental approach to studying hallucinations as they occur. ... > full story

Yale Researchers Find 'Junk DNA' May Have Triggered Key Evolutionary Changes In Human Thumb And Foot (September 5, 2008) -- Out of the 3 billion genetic letters that spell out the human genome, Yale scientists have found a handful that may have contributed to the evolutionary changes in human limbs that enabled us to manipulate tools and walk upright. ... > full story

Infectious, Test Tube-produced Prions Can Jump The 'Species Barrier' (September 5, 2008) -- Researchers have shown that they can create entirely new strains of infectious proteins known as prions in the laboratory by simply mixing infectious prions from one species with the normal prion proteins of another species. ... > full story

How Salmonella Bacteria Contaminate Salad Leaves (September 5, 2008) -- How does Salmonella bacteria cause food poisoning by attaching to salad leaves? A new study shows how some Salmonella bacteria use the long stringy appendages they normally use to help them "swim" and move about to attach themselves to salad leaves and other vegetables, causing contamination and a health risk. ... > full story

Promising Method For Reducing MRSA Infections In Hospitals (September 5, 2008) -- Researchers report that switching between two antibiotics, linezolid and vancomycin, every three months in the surgical ICU decreased the MRSA infection rate from 1.9 to 1.4 patients per 100 admissions. In-hospital mortality from surgical ICU-acquired MRSA infections fell from 3.8 patients per year to none. ... > full story

Thinking People Eat Too Much: Intellectual Work Found To Induce Excessive Calorie Intake (September 5, 2008) -- Scientists have demonstrated that intellectual work induces a substantial increase in calorie intake. The details of this discovery could go some way to explaining the current obesity epidemic. ... > full story

No Connection Between Measles, Mumps, Rubella (MMR) Vaccine And Autism, Study Suggests (September 5, 2008) -- In a case-control study, the presence of measles virus RNA was no more likely in children with autism and GI disturbances than in children with only GI disturbances. Furthermore, GI symptom and autism onset were unrelated to MMR vaccine timing. ... > full story


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