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Reducing barriers for implementation of bystander-initiated cardiopulmonary resuscitation

A unified effort by the public, educators and policymakers is needed to reduce deaths from sudden cardiac arrest by increasing the use and effectiveness of cardiopulmonary resuscitation (CPR), according to a new statement from the American Heart Association.

16 Jan 2008

Undernourished stroke patients may have more complications, worse outcomes

Patients who are undernourished when they enter the hospital with an acute ischemic stroke the most common type of stroke, in which blood flow to the brain is blocked are likely to remain undernourished in the hospital and may have worse clinical outcomes, according to a report in the January issue of Archives of Neurology.

16 Jan 2008

Researchers find cell protein that blocks HIV virus generation

UCLA researchers have found that a key protein in the body's dendritic cells can stop the virus that causes AIDS from "budding" part of the virus' life cycle that is crucial to its ability to replicate and infect other cells.

16 Jan 2008

Supercarrot to protect against bone diseases

American scientists have created a "supercarrot" which may protect against conditions such as brittle bone disease and osteoporosis.

16 Jan 2008

Calcium supplements may increase the risk of heart attacks for older women

Scientists in New Zealand say healthy post-menopausal women who take calcium supplements to maintain bone strength may be increasing their risk of heart attacks.

16 Jan 2008

Probiotic drinks work - but who knows how or why?

New research from Imperial College London and the Nestlé Research Center, Lausanne, Switzerland, says that probiotic drinks and yoghurts help the gut but it is unclear how or why.

16 Jan 2008

Smoking speeds progression of age-related macular degeneration

Smokers appear to have an increased long-term risk and greater progression of the eye disease age-related macular degeneration, according to a report in the January issue of Archives of Ophthalmology.

15 Jan 2008

Sickle cell disease pain study

A new prospective study of pain in adults with sickle cell disease finds that daily pain is far more prevalent and severe than previous large studies have indicated.

15 Jan 2008

Researchers find new way to block destructive rush of immune cells

Researchers have found a way to selectively block the ability of white blood cells to "crawl" toward the sites of injury and infection when such mobility drives disease, according to a study published today in The Journal of Experimental Medicine.

15 Jan 2008

Mouse model shows potential efficacy of HIV prevention strategy

A new kind of laboratory mouse can be used to test the efficacy of much-needed methods to prevent transmission of HIV, the virus that causes AIDS, according to research by J. Victor Garcia and colleagues at the University of Texas Southwestern Medical Center in Dallas.

15 Jan 2008

Supplements of lipoic acid could reduce atherosclerosis, weight gain

A new study done with mice has discovered that supplements of lipoic acid can inhibit formation of arterial lesions, lower triglycerides, and reduce blood vessel inflammation and weight gain - all key issues for addressing cardiovascular disease.

15 Jan 2008

Fish oil supplements may help some cardiac patients while harming others

Fish oil supplements may help some cardiac patients while harming others, suggests a new review of evidence compiled by St. Michael's Hospital and University of Toronto researchers.

15 Jan 2008

Bystander CPR - new efforts to improve quality

Benjamin S. Abella, MD, MPhil, Clinical Research Director of Penn's Center for Resuscitation Science and Assistant Professor of Emergency Medicine, says bystanders can play a critical role in saving lives by performing cardiopulmonary resuscitation during the 150,000 cardiac arrests that occur each year outside of hospitals in the United States.

15 Jan 2008

Type 2 diabetes explosion in Australia predicted

Health loss caused by type 2 diabetes will more than double in Australia by 2023, as health loss from most other major causes falls, according to new research by The University of Queensland's (UQ) School of Population Health.

15 Jan 2008

University of Minnesota researchers have created a beating heart in the laboratory

By using a process called whole organ decellularization, scientists from the University of Minnesota Center for Cardiovascular Repair grew functioning heart tissue by taking dead rat and pig hearts and reseeding them with a mixture of live cells. The research will be published online in the January 13 issue of Nature Medicine.

15 Jan 2008

Discovery of seven new genes that influence blood cholesterol levels

An international study of 20,000 people found seven new genes that influence blood cholesterol levels, a major factor in heart disease, and confirmed 11 other genes previously thought to influence cholesterol.

15 Jan 2008

Stem cells make bone marrow cancer resistant to treatment

Scientists at the Johns Hopkins Kimmel Cancer Center say they have evidence that cancer stem cells for multiple myeloma share many properties with normal stem cells and have multiple ways of resisting chemotherapy and other treatments.

15 Jan 2008

Researchers associate six new genetic variants with heart disease risk factor

Using new techniques for rapidly scanning the human genome, researchers have associated levels of cholesterol and triglycerides, two fats in the blood, to 18 genetic variants, six of which represent new DNA regions never before associated with the traits.

15 Jan 2008

Minor leg injuries may cause thrombosis

Dutch researchers say minor leg injuries such as ankle sprains and muscle pulls could be a major but unrecognized cause of blood clots in the veins.

15 Jan 2008

New genetic variations associated with lipid levels, risk for coronary artery disease

Environmental and genetic factors influence a person's blood fat, or lipid levels, important risk factors for coronary artery disease (CAD). While there is some understanding of the environmental contribution, the role of genetics has been less defined.

14 Jan 2008