News tagged with chemical marker

Brain-imaging technique predicts who will suffer cognitive decline over time

Cognitive loss and brain degeneration currently affect millions of adults, and the number will increase, given the population of aging baby boomers. Today, nearly 20 percent of people age 65 or older suffer ...

Medicine & Health / Neuroscience

created 8 hours ago | popularity 5 / 5 (4) | comments 0 | with audio podcast

Imaging technique IDs plaques, tangles in brains of severely depressed older adults

Depression is one of the most common mental disorders in the elderly, but little is known about the underlying biology of its development in older adults.

Medicine & Health / Psychology & Psychiatry

created Nov 08, 2011 | popularity 5 / 5 (1) | comments 2 | with audio podcast

For diabetics, spectroscopy may replace painful pinpricks

Part of managing diabetes involves piercing a finger several times daily to monitor blood sugar levels. Raman spectroscopy could let diabetics monitor glucose without those daily pinpricks. In the past, this would have required ...

Physics / General Physics

created Oct 25, 2011 | popularity 4.7 / 5 (3) | comments 0

Brain scan identifies patterns of plaques and tangles in adults with Down syndrome

In one of the first studies of its kind, UCLA researchers used a unique brain scan to assess the levels of amyloid plaques and neurofibrillary tangles -- the hallmarks of Alzheimer's disease -- in adults with ...

Medicine & Health / Neuroscience

created Jun 13, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Elemental bones: Bone samples could be the ultimate biomarker for environmental pollution

Exposure to chemical pollutants is of growing concern to regulators, health workers, and environmentalist groups alike. Now, researchers in the US and Russia have demonstrated that samples of human bone can act as a biological ...

Medicine & Health / Health

created Jun 16, 2010 | popularity not rated yet | comments 0

Cardiac biomarker indicates fluid overload in dialysis patients

Nephrologists must consider fluid overload effects when prescribing dialysis, according to a study appearing in an upcoming issue of the Clinical Journal of the American Society of Nephrology (CJASN). The fluid overload biomar ...

Medicine & Health / Diseases

created May 27, 2010 | popularity 1 / 5 (1) | comments 0

Knowing When Poultry Goes Foul

(PhysOrg.com) -- Mom's trusty nose may be good, but researchers at the National Institute of Standards and Technology have gone her one better by designing an instrument that quickly and precisely sniffs trace ...

Chemistry / Analytical Chemistry

created Apr 14, 2010 | popularity 5 / 5 (2) | comments 0

Looking for signs of early life

(PhysOrg.com) -- Deciphering the very early history of life on Earth is difficult. In the darkest recesses of the first billion years there are no 'body' fossils - no physical remains. Instead, scientists ...

Space & Earth / Earth Sciences

created Jul 08, 2009 | popularity 4 / 5 (9) | comments 0

New method for detecting nitroxyl will boost cardiac drug research

Wake Forest University scientists have developed a new research tool in the pursuit of heart medications based on the compound nitroxyl by identifying unique chemical markers for its presence in biological ...

Chemistry / Biochemistry

created Jul 06, 2009 | popularity not rated yet | comments 0

Researchers find quicker, cheaper way to sort isotopes

(PhysOrg.com) -- Whether it's the summer grass that tickles your feet or the red Bordeaux smacking on your palette, nearly every part of the world around you carries special chemical markers. These markers, ...

Chemistry / Analytical Chemistry

created Jun 29, 2009 | popularity 5 / 5 (2) | comments 3