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Researchers find link between two aging pathways in mice

Two previously identified pathways associated with aging in mice are connected, say researchers at the Stanford University School of Medicine.

9 Jan 2009

Researchers look at relationship between spirituality, religiousness and happiness in children

To make children happier, we may need to encourage them to develop a strong sense of personal worth, according to Dr. Mark Holder from the University of British Columbia in Canada and his colleagues Dr. Ben Coleman and Judi Wallace.

9 Jan 2009

Researchers trick bone marrow into releasing mesenchymal stem cells

Scientists have tricked bone marrow into releasing extra adult stem cells into the bloodstream, a technique that they hope could one day be used to repair heart damage or mend a broken bone, in a new study published today in the journal Cell Stem Cell.

9 Jan 2009

Understanding human smell at the neural level

A new Rice University study published in the Journal of Neuroscience found that socioemotional meanings, including sexual ones, are conveyed in human sweat.

9 Jan 2009

Smoking prevention programs badly needed in China

A study published this month in The New England Journal of Medicine, "Mortality Attributable to Smoking in China," provides an estimate of the number of premature deaths in China in 2005 that were caused by smoking.

9 Jan 2009

Researchers learn to synthesize and control the formation of nanobristles

From the structure of DNA to nautical rope to distant spiral galaxies, helical forms are as abundant as they are useful in nature and manufacturing alike.

9 Jan 2009

An explanation of how statins cause low rates of muscle symptoms

In the January 2009 issue of the American Journal of Medicine , Florida Atlantic University researcher Charles H. Hennekens, M.D., the first Sir Richard Doll Research Professor in the Charles E. Schmidt College of Biomedical Science and a renowned expert who has revealed numerous causal, therapeutic and preventive factors in the treatment and prevention of cardiovascular disease (CVD), most notably low-dose aspirin, explains why statins cause low rates of muscle symptoms.

9 Jan 2009

Use of robot and VR system improves walking post-stroke

Patients who've had a stroke and were rehabilitated using a robot to navigate virtual reality environments walked faster and a greater distance following physical therapy compared to those trained with the robot alone, according to researchers at the UMDNJ-School of Health Related Professions.

9 Jan 2009

Older women who are more physically fit have better cognitive function

New research published in the international journal Neurobiology of Aging by Marc Poulin, PhD, DPhil, finds that being physically fit helps the brain function at the top of its game.

9 Jan 2009

Recognizing children's successes in all areas may prevent teenage depression

Students' successes in the first grade can affect more than their future report cards.

9 Jan 2009

Online racial discrimination linked to depression, anxiety in teens

In the early days of the Internet, some scholars once predicted a lessening of racism and race-based discrimination in online interactions thanks to the anonymity and race-neutral nature of the medium.

9 Jan 2009

Discovery of mechanism for dental pain

Researchers at Oregon Health & Science University's School of Dentistry have discovered a novel function of the peptide known as Nerve Growth Factor (NGF) in the development of the trigeminal nerve.

8 Jan 2009

Discovery of new molecule in blood-pressure control system

Researchers at Oregon Health & Science University's School of Dentistry have discovered that the nerve cells controlling heart rate and blood pressure synthesize a molecule known to be critically important for proper nervous system growth.

8 Jan 2009

Six more obesity genes identified

The international GIANT (Genetic Investigation of Anthropometric Parameters) consortium works on the discovery of obesity genes.

8 Jan 2009

Novel low-cost immunotherapy for cancer cells

Molecules of sugar sitting on the surface of cancer cells are keys to the development of a new vaccine aimed at both treating and stopping the spread of certain types of cancers called carcinomas, which include prostate, breast, ovarian and lung, among others.

8 Jan 2009

First artemisinin based malaria drug may meet resistance, expert says

This year, the U.S. Food and Drug Administration is expected to approve the first malaria drug to contain artemisinin, a wormwood derivative from China that has proven effective for malaria in Africa and Asia.

8 Jan 2009

New nasal spray vaccine shown to be effective against botulism

A preclinical study found a new nasal spray vaccine to provide complete protection against a major botulism toxin, according to a study published today in the Nature journal Gene Therapy .

8 Jan 2009

New drugs have longer clinical development times despite faster FDA review

While the U.S. Food and Drug Administration Drug has quickened review and approval of new medicines, the complex nature of diseases for which new therapeutics are being developed has resulted in longer clinical development times, according to the Tufts Center for the Study of Drug Development.

8 Jan 2009

10.9 million Americans under age 65 have individual health insurance

About 10.9 million Americans under age 65 purchased individual health insurance policies at some point in 2006, but only 7 million were covered by these policies for the full year, according to the latest News and Numbers from the Agency for Healthcare Research and Quality.

8 Jan 2009

Mortality rates higher for heart disease patients in neighbourhoods with poor socioeconomics status

Heart disease patients living in poorer areas of B.C. are up to twice as likely to die from chronic diseases than patients living in better-off areas, a University of British Columbia study has found.

8 Jan 2009