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Researchers culture blood-forming stem cells from human fat tissue

Researchers at the University of Pittsburgh School of Medicine have successfully isolated and cultured human hematopoietic stem cells from fat, or adipose, tissue, suggesting that they have found another important source of cells for reconstituting the bone marrow of patients undergoing intensive radiation therapy for blood cancers.

17 Jun 2007

Exercise helps people with diabetes

Diabetes is often called a lifestyle disease, and now a new study from the University of Missouri-Columbia verifies that a lifestyle change brings strong improvements.

17 Jun 2007

Secrets of chromosome movement revealed

Investigators at St. Jude Children's Research Hospital have used the lowly yeast to gain insights into how a dividing human cell ensures that an identical set of chromosomes gets passed on to each new daughter cell.

17 Jun 2007

Cognitive behavioral therapy workshops effective at getting men to seek help for insomnia

Despite the positive results that it brings in the treatment of insomnia, access to cognitive behavioral therapy (CBT) has been difficult given the limited awareness of CBT services amongst referrers such as primary care providers.

17 Jun 2007

New computational method uses biological networks to better identify relationships between molecules

Scientists at the Samuel Lunenfeld Research Institute of Mount Sinai Hospital (Canada), European Molecular Biology Laboratory (Germany), and Massachusetts Institute of Technology (USA) have created a new computational method called NetworKIN.

17 Jun 2007

Mediterranean diet may cause changes in the colon that prevent cancer

Researchers at the University of Michigan Comprehensive Cancer Center are beginning a study to look at whether diet can impact a person's risk of developing colon cancer.

17 Jun 2007

Bone marrow microenvironment can contribute to blood cell disorder

Disorders of blood cells may begin in the biological environment where the cells develop, not just with the cells themselves, according to a study from researchers at the Massachusetts General Hospital (MGH) and the Peter MacCallum Cancer Center (Peter Mac) in Melbourne, Australia.

17 Jun 2007

Isradipine may slow Parkinson's

Gloria E. Meredith, Ph.D., collaborated with D. James Surmeier, Ph.D. and other scientists at Northwestern University to study the drug, Isradipine, and its possible effects on Parkinson's disease.

17 Jun 2007

Biomoda files patent protection for lung cancer detection technology

Biomoda, Inc. has disclosed that it is again expanding its intellectual property portfolio with an additional unique patent pending to enhance the stability and greatly increase the shelf-life of its assay.

17 Jun 2007

Gastric bypass surgery gets people 'drunk' faster

An Oprah Winfrey-inspired study done by researchers at the Stanford University School of Medicine has found that patients who undergo gastric bypass surgery to lose weight will get drunk faster and take longer to get sober.

17 Jun 2007

RAS signaling of circadian output

In the June 15th issue of G&D, Drs. Jay Dunlap and Jennifer Loros, with colleagues at Dartmouth Medical School, have finally cloned the band gene, and have found that it is an allele of ras-1.

17 Jun 2007

Changing face of dialysis care in the United States

As medical, economic, and policy trends converge to alter the way dialysis care is organized and financed, protecting the unique relationship between dialysis patients and the kidney specialists who direct their care is a top priority, according to a special feature in the July Journal of the American Society of Nephrology.

17 Jun 2007

New research in animals uncovers another mechanism of cholesterol lowering drug ezetimibe

It had previously been thought that the drug works by preventing cells in the intestine from absorbing cholesterol. The new research suggests that Zetia also works in the liver.

17 Jun 2007

Stress and Alzheimer's disease

Subjecting mice to repeated emotional stress, the kind we experience in everyday life, may contribute to the accumulation of neurofibrillary tangles, one of the hallmarks of Alzheimer's disease, report researchers at the Salk Institute for Biological Studies.

17 Jun 2007

Boys and delinquency

Researchers trying to understand why high school-age boys are involved in serious delinquency more often than girls have found that males are exposed to higher levels of risk factors and lower amounts of protective factors.

16 Jun 2007

Women well-informed about breast cancer although lack knowledge about current treatments

According to a new GfK Roper Public Affairs survey sponsored by CancerCare, a national nonprofit cancer support organization, while the majority (76 percent) of women surveyed said they know at least a fair amount about breast cancer, many remain unaware of the important recent progress made in treatment.

16 Jun 2007

New rheumatoid arthritis genes identified

Researchers at the University of Manchester have identified evidence of several new genes behind the chronic inflammatory disease rheumatoid arthritis (RA), which affects 387,000 people in the UK.

16 Jun 2007

U-M Health and Retirement Study scientists practice what their research shows most Americans want

When Bob Willis thought about retiring, he knew just how he wanted to do it. Slowly. Or maybe never.

16 Jun 2007

New cellular pathway that operates to restrict inflammation and immunity

Jonsson Cancer Center have discovered a novel anti-inflammatory cell signaling pathway that may serve as a vital Yin-Yang mechanism to maintain the delicate balance of immune response.

16 Jun 2007

Breakdown of myelin may be the cause of Huntington's disease

Last month, Dr. George Bartzokis, director of the UCLA Memory Disorders and Alzheimer's Disease Clinic, suggested in the journal Alzheimer's & Dementia that the breakdown of a type of myelin that develops late in life promotes the buildup of toxic amyloid plaques long associated with Alzheimer's disease.

16 Jun 2007