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A nanoscale motor in the ear

Utah and Texas researchers have learned how quiet sounds are magnified by bundles of tiny, hair-like tubes atop "hair cells" in the ear: when the tubes dance back and forth, they act as "flexoelectric motors" that amplify sound mechanically.

22 Apr 2009

First human study of pioneering 'cell bandage' technology

A company co-founded by Professor Anthony Hollander has raised over £1.6 million to fund trials, including the first human study, of its pioneering 'cell bandage' technology, which aims to save thousands of patients from the type of knee surgery that currently leads to premature osteoarthritis.

22 Apr 2009

'Silent' heart attack prevalence revealed with new imaging technology

So-called "silent" heart attacks may be much more common than previously believed, according to researchers at Duke University Medical Center.

22 Apr 2009

Combination of two chemotherapy drugs shows promise against recurrent gynecologic cancers

Recurrent and metastatic endometrial and ovarian cancers can be notoriously difficult to treat: They have spread to other organs and typically have developed resistance to chemotherapy; and patients already heavily treated with chemotherapy may not be able to endure more chemo.

22 Apr 2009

Breastfeeding lowers risk of heart attacks or strokes

The longer women breastfeed, the lower their risk of heart attacks, strokes and cardiovascular disease, report University of Pittsburgh researchers in a study published in the May issue of Obstetrics & Gynecology.

22 Apr 2009

Novel microparticle-based immune response modifier shows broad effects against recurrent or metastatic cancer

MIS416, a novel microparticle-based immune response modifier, demonstrated the ability to significantly reduce the number and size of metastatic tumors in preclinical mouse models of lung and breast cancers, Innate Therapeutics (formerly Virionyx Corporation) announced.

22 Apr 2009

Medicare recipients see declines in continuity of care

According to a study by researchers at the University of Texas Medical Branch at Galveston, elderly Medicare recipients transitioning from outpatient to hospital settings were more likely to experience lapses in continuity of care in 2006 than 1996.

22 Apr 2009

Scientists challenge current views on how genes are controlled in mammals

Scientists at the Omics Science Center (OSC) of the RIKEN Yokohama Institute in Japan - along with researchers from McGill University and other institutions worldwide - are challenging current notions of how genes are controlled in mammals.

22 Apr 2009

Potential genetic cause of congenital defect colonic atresia

In a finding that helps resolve a long-standing question in developmental biology, Klaus H. Kaestner, PhD, Professor of Genetics, and colleagues report in the journal Developmental Cell this week about how the mammalian gut forms. Mice were genetically engineered to lack the protein Cdx2 in the cells that normally go on to form the stomach and intestine.

22 Apr 2009

New insights into how to combat avian flu

An in-depth analysis of blood from patients recovering from the H5N1 avian influenza virus has provided important insights into how to combat the potentially lethal virus.

22 Apr 2009

Stress in the form of depressive symptoms affects exercise patterns in breast cancer patients

The first study to monitor physical activity in breast cancer patients for five years suggests that patients with greater depressive symptoms and a lower emotional quality of life are less likely to exercise as part of their recovery than are patients reporting less distress.

22 Apr 2009

Couples cope in different ways following death of premature baby

Most parents who have lost a premature baby still hold the baby in a central place in their lives two to six years after the baby's death, physicians report in a new small study.

22 Apr 2009

Discovery of 12 proteins associated with pediatric multiple sclerosis

A group of 12 proteins associated with pediatric multiple sclerosis (MS) have been discovered for the first time by a team of neurology and pathology researchers at Stony Brook University Medical Center.

22 Apr 2009

Males, especially young ones, are the weaker sex!

According to a new Australian study, males, especially young ones are the weaker sex.

22 Apr 2009

Another gene found for Rett syndrome

New research has revealed another gene for Rett syndrome which could lead to new treatments for the disorder.

22 Apr 2009

New drug to target tumor cells and blood vessels

Researchers at the University of Southern California have identified a new drug compound that appears to target tumor cells and surrounding blood vessels without the negative side effects typically associated with Cox-2 inhibitors.

21 Apr 2009

Experimental agent shows promise for advanced biliary cancer

An experimental agent has shown promising results in people with advanced biliary cancer, according to a multi-institutional clinical trial led by cancer researchers at the Ohio State University.

21 Apr 2009

A link found between health literacy, happiness

A new University of Alabama at Birmingham (UAB) study published in the advanced online edition of the journal Social Indicators Research suggests a link between the ease with which older adults can access and understand health information and their happiness.

21 Apr 2009

Survey identifies factors associated with early detection of melanoma in older men

Older men whose melanoma is detected by a physician are more likely to have thinner and therefore more treatable tumors at diagnosis, according to results of a survey published in the April issue of Archives of Dermatology.

21 Apr 2009

Study findings have implications for development of pain-relieving drugs

Morphine and other opioids are widely used to treat both acute and chronic pain – yet their benefits are often limited because some people experience side effects or do not respond to them efficiently.

21 Apr 2009