Model for new generation of blood vessels challenged
Jun 01, 2009 |
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In-growth and new generation of blood vessels, which must take place if a wound is to heal or a tumor is to grow, have been thought to occur through a branching and further growth of a vessel against a chemical gradient of ...
Back to normal: Surgery improves outcomes for spine patients
Jun 01, 2009 |
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People with the spine disease called degenerative spondylolisthesis* -- who choose surgical treatment -- experience substantially greater relief from pain over time compared to those who do not have surgery, according to ...
Most common brain cancer may originate in neural stem cells
Jun 01, 2009 |
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University of Michigan scientists have found that a deficiency in a key tumor suppressor gene in the brain leads to the most common type of adult brain cancer. The study, conducted in mice that mimic human cancer, points ...
Scientists identify molecular powerbrokers involved in cancer's spread
Jun 01, 2009 |
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You know the guy -- he's your Facebook friend. The one who knows everyone. Secure at the center of a dense web of relationships, he suggests causes and reconnects old friends like a skilled matchmaker. Scientists have known ...
Hitting where it hurts: Exploiting cancer cell 'addiction' may lead to new therapies
Jun 01, 2009 |
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A new study uncovers a gene expression signature that reliably identifies cancer cells whose survival is dependent on a common signaling pathway, even when the cells contain multiple other genetic abnormalities. The research, ...
Atlantis begins ferry flight home from Calif.
Space & Earth / Space Exploration
Jun 01, 2009 |
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(AP) -- Space shuttle Atlantis has begun its ferry flight home from California to Florida.
Signal failure indicates 'rapid' Air France catastrophe: official
Jun 01, 2009 |
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No signal has been heard from distress beacons on a missing Air France plane, indicating it suffered a "very rapid" catastrophe, a top French space agency official told AFP on Monday.
'Misreading' of histone code linked to human cancer
Jun 01, 2009 |
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(PhysOrg.com) -- The development of blood from stem cell to fully formed blood cell follows a genetically determined program. When it works properly, blood formation stops when it reaches maturity. But when it doesn’t, genetic ...
INL engineers tackle graphite challenge with innovative new device
Jun 01, 2009 |
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Employees at the U.S. Department of Energy's Idaho National Laboratory recently reached an important milestone in developing the nation's next generation of nuclear reactors by the completion of the first of six planned Advanced ...
Suffer stroke symptoms? Second strokes often follow within hours
Medicine & Health / Neuroscience
Jun 01, 2009 |
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About half of all people who have a major stroke following a warning stroke (a transient ischemic attack or mild stroke) have it within 24 hours of the first event, according to research published in the June 2, 2009, print ...
Antidepressant does not stop repetitive behaviors in autistic children
Medicine & Health / Psychology & Psychiatry
Jun 01, 2009 |
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The antidepressant citalopram does not appear to reduce the occurrence of repetitive behaviors in children and teens with autism spectrum disorders, according to a report in the June issue of Archives of General Psychiatry.
Researchers find breast cancer gene that's blocked by blood pressure drug
Jun 01, 2009 |
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Researchers have identified a gene that is overexpressed in up to 20 percent of breast cancers and that could be blocked in the lab by a currently available blood pressure drug, according to a new study from ...
Cancer patients want genetic testing to predict metastasis risk
Jun 01, 2009 |
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If you had cancer and a genetic test could predict the risk of the tumor spreading aggressively, would you want to know - even if no treatments existed to help you?
African Americans are more vulnerable to welfare penalties
Other Sciences / Social Sciences
Jun 01, 2009 |
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African Americans are significantly more likely to be sanctioned by the United States welfare system than whites, according to research published in the June issue of the American Sociological Review, the flagship journa ...
Cost shifting may make arthritis medications too expensive for medicare beneficiaries
Jun 01, 2009 |
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Biologic disease-modifying antirheumatic drugs (DMARDs) such as adalimumab, etanercept and infliximab are effective at reducing symptoms and slowing progression of rheumatoid arthritis (RA). These drugs act more quickly, ...
