Posts Tagged ‘Washington University in St. Louis’
Health & Medicine - Jul 20, 2012 14:11 - 3 Comments
Drug abusers ditch OxyContin for heroin
WASHINGTON U.-ST. LOUIS (US) — A formula change that makes the prescription painkiller OxyContin harder to inhale or inject has many abusers switching to heroin, a drug that is potentially more dangerous. (more…)
Health & Medicine - Jul 19, 2012 14:52 - 0 Comments
MRI screens kids for heart transplant trouble
WASHINGTON U.-ST. LOUIS (US) — A noninvasive imaging technique may help determine whether children who have had heart transplants are showing early signs of rejection. (more…)
Society & Culture - Jul 13, 2012 11:33 - 1 Comment
For black youth, types of stress add up
WASHINGTON U. – ST. LOUIS (US) — Stress can increase the risk for violent behaviors and depressive symptoms for African-American young adults, according to a new study. (more…)
Health & Medicine - Jul 12, 2012 14:53 - 2 Comments
Alzheimer’s shows up decades before symptoms
WASHINGTON U.-ST. LOUIS (US) — The earliest changes due to Alzheimer’s disease can be detected 25 years before the estimated age of onset, an international team reports. (more…)
Earth & Environment - Jul 5, 2012 15:06 - 0 Comments
Invasive flower sets off chain reaction
WASHINGTON U. – ST. LOUIS (US) — The chain of interactions triggered by the invasive plant purple loosestrife alters the zooplankton diversity in artificial ponds—and confirms a central tenet of ecology. (more…)
Top Stories - Jun 27, 2012 10:32 - 1 Comment
Laser scalpel would leave skin unharmed
CALTECH (US) — A new way to focus light into tissue paves the way for incision-free surgery that leaves skin intact. (more…)
Health & Medicine - Jun 20, 2012 11:17 - 0 Comments
How kidneys keep hold of early stem cells
WASHINGTON U.-ST. LOUIS (US) — Scientists have identified two proteins that are required to maintain a supply of stem cells in the developing kidneys of both mice and humans. (more…)
Health & Medicine - Jun 20, 2012 9:32 - 0 Comments
‘Call to arms’ rallies virus-fighter cells
WASHINGTON U.-ST. LOUIS (US) — Scientists have identified the primary player of the biochemical “bugle call” that musters the body’s defenders against viral infection. (more…)
Health & Medicine - Jun 7, 2012 12:44 - 0 Comments
Cutting calories may keep heart young
WASHINGTON U. – ST. LOUIS (US) — People who restrict their caloric intake in an effort to live longer have hearts that function more like those of people who are 20 years younger. (more…)
Top Stories - Jun 7, 2012 11:36 - 0 Comments
Without key gene, male flies don’t feel sexy
WASHINGTON U. – ST. LOUIS (US) — Researchers have identified a gene that seems to unleash the fruit fly’s highly stylized and repetitive courtship ritual. (more…)
Health & Medicine - May 31, 2012 14:11 - 0 Comments
Large trove of cancer genome data released
WASHINGTON U.-ST. LOUIS (US) — The largest release to date of comprehensive human cancer genome data could be valuable not just to cancer researchers, but also to scientists studying almost any disease. (more…)
Health & Medicine - May 25, 2012 10:53 - 0 Comments
Simpler test is valid option to colonoscopy
WASHINGTON U.- ST. LOUIS (US) — A less invasive screening test for colorectal cancer reduces deaths from the disease but is probably not as effective as colonoscopy, new research shows. (more…)
Top Stories - May 23, 2012 21:28 - 2 Comments
IUDs beat the pill for preventing pregnancy
WASHINGTON U.-ST. LOUIS (US) — Women who used birth-control pills, the patch, or vaginal ring were 20 times more likely to get pregnant than those using long-acting contraception. (more…)
Health & Medicine - May 21, 2012 11:55 - 0 Comments
Study links folic acid to fewer cancers in kids
WASHINGTON U.-ST. LOUIS (US) — Fortifying foods with folic acid may reduce the incidence of the most common type of kidney cancer and a type of brain tumor in children, say researchers. (more…)
Society & Culture - May 17, 2012 12:19 - 0 Comments
Big threat to women CEOs? Other women
WASHINGTON U.- ST. LOUIS (US) — Women who are high-status executives are often threatened by other women—and may not support them as potential high-prestige peers at work. (more…)
Health & Medicine - May 17, 2012 8:43 - 0 Comments
After spine trauma, nerve detour revives hand
WASHINGTON U. – ST. LOUIS (US) — Surgeons have restored some hand function in a quadriplegic patient with a spinal cord injury at the C7 vertebra, the lowest bone in the neck. (more…)
Health & Medicine - May 16, 2012 17:16 - 0 Comments
Alzheimer’s gene opens floodgate in brain
U. ROCHESTER (US) — A genetic risk factor for Alzheimer’s disease triggers a cascade of signaling that results in leaky blood vessels in the brain, allowing toxic substances to pour into brain tissue. (more…)
Science & Technology - Apr 18, 2012 11:58 - 1 Comment
RNA snippets direct worker bee tasks
WASHINGTON U.- ST. LOUIS (US) — Worker bees’ tasks change as they age, and a new study finds that tiny bits of RNA control this behavior shift. (more…)
