Brightsurf Science News & Current Events

May 26, 2008
Natural compounds in cocoa tied to blood flow improvements for adults with type 2 diabetes
Consuming a cocoa flavanol-rich beverage daily may have the potential to positively impact the blood vessel dysfunction associated with diabetes, suggests a first-of-its-kind study recently published in the Journal of the American College of Cardiology by an international group of scientists.

Millions of ways of life -- research for biological diversity
The preservation of biological diversity is the focus of the 9th UN Conference on Biological Diversity, taking place in Bonn from May 19-30, 2008.

Mayo Clinic researchers find common gene disorder doubles risk of lung cancer, even among nonsmokers
Mayo Clinic researchers have found that carrying a common genetic disorder doubles the risk of developing lung cancer in smokers and nonsmokers.

Many men with low testosterone levels do not receive treatment
The majority of men with androgen deficiency may not be receiving treatment despite having sufficient access to care, according to a report in the May 26 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

People with gum disease have higher cancer risk
People who have gum disease have a higher overall cancer risk, an association which is found in both smokers and nonsmokers.

Short-term use of antipsychotics in older adults with dementia linked to serious adverse events
Older adults with dementia who receive short-term courses of antipsychotic medications are more likely to be hospitalized or die than those who do not take the drugs, according to a report in the May 26 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

Cocoa could be a healthy treat for diabetic patients
For people with diabetes, sipping a mug of steaming, flavorful cocoa may seem a guilty pleasure.

Guideline: Vertigo can be treated easily and quickly
A new guideline developed by the American Academy of Neurology found that the best treatment for vertigo is the easiest and quickest one.

Courtship pattern shaped by emergence of a new gene in fruit flies
When a young gene known as sphinx is inactivated in the common fruit fly, it leads to increased male-male courtship.

New cheaper method for mapping disease genes
Scientists at the Swedish medical university Karolinska Institutet have developed a new DNA-sequencing method that is much cheaper than those currently in use in laboratories.

Genetic mutation associated with increased risk of lung cancer
Carriers of a common genetic disorder previously linked to lung disease may have a 70-percent to 100-percent increased risk of lung cancer, according to a report in the May 26 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

Researchers demonstrate 'avalanche effect' in solar cells
Researchers at TU Delft and the FOM Foundation for Fundamental Research on Matter in the Netherlands have found irrefutable proof that the so-called avalanche effect by electrons occurs in specific, very small semiconducting crystals.

Many patients with heart disease have poor knowledge of heart attack symptoms
Nearly half of patients with a history of heart disease have poor knowledge about the symptoms of a heart attack and do not perceive themselves to have an elevated cardiovascular risk, according to a report in the May 26 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

'Intrabody' can mop up mutant protein in Huntington's disease model
Scientists have created a tool for mopping up the clumps of mutant protein that drive neurodegeneration in Huntington's disease.

American Chemical Society's Weekly PressPac -- May 21, 2008
The American Chemical Society's News Service Weekly PressPac contains reports from 36 major peer-reviewed journals on chemistry, health, medicine, energy, environment, food, nanotechnology and other hot topics.

How buckyballs hurt cells
A new study into the potential health hazards of the revolutionary nano-sized particles known as 'buckyballs' predicts that the molecules are easily absorbed into animal cells, providing a possible explanation for how the molecules could be toxic to humans and other organisms.

To fight the cancer before the tumor grows
Researchers in Heidelberg have discovered a new strategy for an immunization against certain forms of cancer.

U of A device to measure wind on Mars successfully lands
University of Alberta scientist Carlos Lange is thrilled that an instrument he invented, a wind sensor called the Telltale, has successfully landed on Mars.

Indigenous Australians: Targeting smoking is key to reducing cancer inequality
The health inequalities regarding cancer care facing the indigenous population of Australia are explored in the second of a series of reviews in the June edition of the Lancet Oncology, authored by Dr.

Increased screening may better predict those at higher risk for heart disease, researchers report
Adding noninvasive imaging to current risk-assessment protocols may identify more people who are at risk of developing heart disease, UT Southwestern Medical Center researchers have found.

New treatments for viral and other diseases by blocking genes
The elusive goal of developing effective treatments for viral diseases such as AIDS and influenza has been brought closer by dramatic progress in the ability to interfere with viral genetic machinery.
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