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Shared survival mechanism explains why 'good' nerve cells last and 'bad' cancer cells flourish

Cancer cells and nervous system neurons may not look or act alike, but both use strikingly similar ways to survive, according to new research from the University of North Carolina at Chapel Hill School of Medicine.

15 Dec 2008

Receptor for prostaglandin-E2 plays key role in atherosclerosis development

Atherosclerosis - a disease that includes the buildup of fatty, cholesterol-laden lumps of cells inside the artery wall - is the underlying cause of heart attacks and strokes.

15 Dec 2008

Proactive care saves lives of seniors

Can a patient-centered, care management program utilizing nurse care managers and interdisciplinary teams, supported by electronic tracking and care coordination systems reduce the rate of deaths and hospitalizations among chronically ill older adults?

15 Dec 2008

Physical therapy best for musculoskeletal pain relief

The American Physical Therapy Association (APTA) is urging patients with musculoskeletal pain to consider treatment by a physical therapist, in light of a new federal survey showing that more than one-third of American adults and nearly 12 percent of children use alternative medicine - with back and neck pain being the top reasons for treatment.

15 Dec 2008

Newly discovered esophagus stem cells grow into transplantable tissue

Researchers at the University of Pennsylvania School of Medicine have discovered stem cells in the esophagus of mice that were able to grow into tissue-like structures and when placed into immune-deficient mice were able to form parts of an esophagus lining.

15 Dec 2008

11 new genes linked to LDL, HDL cholesterols and triglycerides

A new study uncovers 11 gene variants associated with three blood lipids measured to determine cardiovascular disease risk: low-density lipoprotein (LDL) cholesterol, high-density lipoprotein (HDL) and triglycerides.

15 Dec 2008

Narrow-band imaging comparable to white light colonoscopy in differentiating colorectal polyps

Researchers from Yale University School of Medicine compared narrow-band imaging (NBI) without high magnification to standard white light colonoscopy in differentiating colorectal polyps during real-time colonoscopy and found that NBI was not more accurate than white light colonoscopy.

15 Dec 2008

Interruptions in Medicaid coverage associated with a higher rate of hospitalization

Interruptions in Medicaid coverage are associated with a higher rate of hospitalization for conditions that can often be treated in an ambulatory care setting, including asthma, diabetes, and hypertension, according to a new study in today's issue of the Annals of Internal Medicine.

15 Dec 2008

Home-based pulmonary rehabilitation

Chronic obstructive pulmonary disease (COPD) is the fourth leading cause of death in Canada.

15 Dec 2008

3.6 million Americans living with active, undiagnosed psoriasis, unaware of associated risks

Armed with research concluding that psoriasis is associated with an increased risk of heart attacks and other cardiovascular conditions, Joel M. Gelfand, MD, MSCE, Assistant Professor of Dermatology at the University of Pennsylvania School of Medicine and colleagues released an editorial consensus in the American Journal of Cardiology today¸ calling for psoriasis patients to be educated about and screened for cardiovascular risk factors.

15 Dec 2008

Lessons from Northwick Park drug-trial disaster

Scientists investigating the 2006 Northwick Park drug-trial disaster that left six healthy volunteers hospitalised say they have developed new pre-clinical tests that could have stopped the trial from ever going ahead.

From The University of Manchester 15 Dec 2008

Study looks at how parental age affects the mental functioning of offspring

Tel Aviv University researchers found in several consecutive studies that older dads are more likely to have boys with autism and lower IQs. Most recently, they found that the older a father's age, the greater the chance that his son will display poor social abilities as a teen.

15 Dec 2008

Fruits, vegetables and fiber may cut risk of breast cancer recurrence in women without hot flashes

A secondary analysis of a large, multicenter clinical trial has shown that a diet loaded with fruits, vegetables and fiber and somewhat lower in fat compared to standard federal dietary recommendations cuts the risk of recurrence in a subgroup of early-stage breast cancer survivors - women who didn't have hot flashes - by approximately 31 percent.

15 Dec 2008

Psychological distress a growing heart health problem

Anyone will tell you that stress is bad for the heart. Many people also know about the toxic effects of anxiety and depression.

15 Dec 2008

Colonoscopy significantly reduces death from left-sided colon cancer but not from right-sided

A new study finds that colonoscopy is strongly associated with fewer deaths from colorectal cancer.

15 Dec 2008

Breast cancer genome shows instability of cancer

A newly published genome sequence of a breast cancer cell line reveals a heavily rearranged genetic blueprint involving breaks and fusions of genes and a broken DNA repair machinery, said researchers at Baylor College of Medicine in a report that appears online in the journal Genome Research.

15 Dec 2008

Aspirin does not provide protection against Lynch syndrome

Aspirin, recommended as a preventive approach for patients at risk of hereditary colorectal cancer, does not provide protection against Lynch syndrome, the most common form of hereditary colorectal cancer, according a study published in the Dec. 11 issue of the New England Journal of Medicine.

15 Dec 2008

Mechanism behind cardiac scarring discovered

In the aftermath of a heart attack, the body's own defenses may contribute to future heart failure. Authors of a new study believe they have identified a protein that plays an important role in a process that replaces dead heart muscle with stiffening scar tissue. The researchers are hopeful that the findings will lead to the development of new therapies to prevent this damage.

15 Dec 2008

Researchers solve failed vaccine mystery

Research led by Johns Hopkins Children's Center scientists has figured out why a respiratory syncytial virus vaccine used in 1966 to inoculate children against the infection instead caused severe respiratory disease and effectively stopped efforts to make a better one.

15 Dec 2008

Carbon monoxide used to protect mouse nerve cells from damage

Researchers at Johns Hopkins have shown that brain damage was reduced by as much as 62.2 percent in mice who inhale low amounts of carbon monoxide after an induced stroke.

15 Dec 2008