Only recently has it become possible to create high-quality images of the brain plaques characteristic of Alzheimer's disease in living people through positron emission tomography (PET). Even so, questions remain about what ...
Jan 28, 2013
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The bystander effect is well-known in behavioural psychology and suggests that the more people who witnessing a violent emergency the less likely it is that someone will intervene. It was first identified in the 1960s, but ...
Jan 14, 2013
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To understand the progression of complex diseases such as cancer, scientists have had to tease out the interactions between cells at progressively finer scales—from the behavior of a single tumor cell in the body on down ...
Jan 8, 2013
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New combinations of medical imaging technologies hold promise for improved early disease screening, cancer staging, therapeutic assessment, and other aspects of personalized medicine, according to Ge Wang, director of Virginia ...
Nov 26, 2012
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Each year, hundreds of thousands of X-rays are performed across the country to help detect and treat common cardiovascular conditions such as coronary artery disease, valve disease and other heart problems. However, concern ...
Aug 20, 2012
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In a first of its kind study in the U.S., researchers at the Perelman School of Medicine at the University of Pennsylvania have shown that the addition of graphic warning labels on cigarette packaging can improve smokers' ...
Jun 15, 2012
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A new study, using brain imaging technology, reveals structural adaptations in short-track speed skaters' brains which are likely to explain their extraordinary balance and co-ordination skills. The work by Im Joo Rhyu from ...
Mar 26, 2012
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Just the mention of kidney stones can cause a person to cringe. They are often painful and sometimes difficult to remove, and 10 percent of the population will suffer from them. In space, the risk of developing kidney stones ...
Jan 31, 2012
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TV crime shows like Bones and CSI are quick to explain each death by showing highly detailed scans and video images of victims' insides. Traditional autopsies, if shown at all, are at best in supporting roles to the high-tech ...
Jan 16, 2012
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MRI scanning could become a powerful new tool for assessing how well cholesterol drugs are working, according to Loyola University Health System cardiologist Binh An P. Phan, MD.
Oct 14, 2011
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