Brightsurf Science News & Current Events

December 27, 2004
Does cancer run in families?
It's not often that an entire nation's genealogy and cancer records are available.

Finding cures for tropical diseases: Is open source an answer?
In this issue of PLoS Medicine, a premier open-access international medical journal, an article provides information on the development of the Tropical Disease Initiative, a Web-based, community-wide effort where scientists from the public and private sectors join together to discover new treatments for diseases.

Finding lymph node metastases in cancer
In the premier open-access international medical journal, PLoS Medicine, a provocative research shows that injection of targeted nanoparticles, combined with magnetic resonance imaging, allows identification and detailed three dimensional placement of malignant lymph nodes.

New guidelines for treating pediatric migraine released
Both ibuprofen and acetaminophen are safe and effective for treating migraine headaches in children and adolescents, according to the American Academy of Neurology and the Child Neurology Society, whose new practice guideline is published in the December 28 issue of Neurology, the scientific journal of the American Academy of Neurology. The guideline has been endorsed by the American Academy of Pediatrics and the American Headache Society.

Catastrophic tsunami possible on West Coast
The type of devastating tsunami that struck the southern coast of Asia is entirely possible in the Pacific Northwest of the United States, but might not cause as much loss of life there because of better warning systems, according to experts at Oregon State University.

Research finds people with migraine headaches report more angina, but not more heart disease
People with a history of migraines and other headaches lasting at least four hours are more likely to report suffering from the chest pain doctors call angina than people who do not experience such headaches, a new University of North Carolina at Chapel Hill study concludes.

Blood protein predicts risk of heart attack
High levels of a blood protein called mannose-binding lectin (MBL) are associated with lower risk of heart attack, particularly among diabetics, report Saevardottir and colleagues.

Is it ethical to use enhancement technologies to make us better than well?
The PLoS Medicine Debate for this month shows the pros and cons in the uses of biomedical enhancement technologies, which are developed for purposes other than treating diseases, such as improving our appearance and regulating our emotions.

Mice with depression-like behaviors reveal possible source of human depression
Mice missing a specific protein from their brains react to stress differently.

An unusual RNA structure in the SARS virus offers a promising target for antiviral drugs
Research on the genome of the virus that causes severe acute respiratory syndrome (SARS) has revealed an unusual molecular structure that looks like a promising target for antiviral drugs.

Study investigates value of 'center of excellence' designation
A new study says cancer surgery performed at a medical center designated by the National Cancer Institute (NCI) as a

MDCT angiography can potentially help determine which patients are at greater risk of stroke
MDCT angiography can potentially help determine which patients with narrowed carotid arteries are at greater risk of having a stroke, a new study shows.

Patients with cancer detected on screening mammography undergo less toxic treatment
Women who have their breast cancers detected by physical examinations are at least twice as likely to undergo toxic treatments than those who have their cancer detected by mammography--regardless of the age of the woman, a new study shows.

Do cigarette additives pose additional risk to smokers?
Can the toxicological effects of cigarette additives be measured? A new report concludes they can.

Maintaining physical activity linked to less cognitive decline in older men
Longer and more intense physical activity may help people maintain their cognitive skills as they age, according to a 10-year study of elderly men published in the December 28, 2004 issue of Neurology, the scientific journal of the American Academy of Neurology.
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