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Health education helps African American smokers quit

The first clinical trial to focus on light smokers shows that African Americans are motivated to quit more by completing health education than by using nicotine gum.

7 Jun 2006

Tandem-pore K+ channels mediate inhibition of orexin neurons by glucose

One of the body's basic survival mechanisms is the neural machinery that triggers the hungry brain to the alertness needed for seeking food.

From The University of Manchester 7 Jun 2006

A core system for the implementation of task sets

Scientists have used data from scans of 183 subjects to identify brain areas that consistently become active in a variety of cognitive tasks, such as reading, learning a rhythm or analyzing a picture.

7 Jun 2006

Calcium and vitamin D supplements do not reduce breast cancer

A large multicenter randomized clinical trial reported that supplementation with calcium and vitamin D did not reduce breast cancer risk in the overall population.

7 Jun 2006

$Pre-menopausal changes in bone structure may contribute to fracture risk$

Pre-menopausal changes in bone structure may contribute to fracture risk

It is well established that post-menopausal women are at increased risk for developing osteoporosis, but could that be related to subtle pre-menopausal changes in bone structure?

7 Jun 2006

Black women have fewer breast cancers than white women, but their mortality is worse

For decades, researchers have tried to understand why breast cancer in younger black women is such a significant public health problem.

7 Jun 2006

Pneumonia can be treated effectively in nursing homes

There may be no advantage to taking nursing home residents to hospital for treatment of pneumonia.

7 Jun 2006

First analysis of the genes of a community of human microbes

Researchers have completed the first analysis of the genes of a community of human microbes, an accomplishment that has far-reaching implications for clinical diagnosis and treatment of many human diseases.

7 Jun 2006

Midbrain, striatal and amygdalar dopaminergic dysfunction in ADHD

The brain's dopamine system, which has long been associated with reward learning and reward-related behavior, works differently in treated and untreated attention deficit hyperactivity disorder (ADHD) individuals.

7 Jun 2006

Gleevec strangles drug-resistant, metastatic prostate cancer

A medication used to treat other types of cancer strangles drug-resistant, metastatic prostate cancer by cutting off its blood supply, researchers from The University of Texas M. D. Anderson Cancer Center report in the June 7 issue of the Journal of the National Cancer Institute.

7 Jun 2006

TB drug may cure Parkinson-type symptoms of manganese intoxication

Researchers have discovered that a drug used to treat tuberculosis apparently cures patients of a Parkinson's-like illness suffered by thousands of mineworkers, welders and others exposed to high levels of the metal manganese.

7 Jun 2006

Hyperscanning - a new approach to studying social interactions

Researchers at Baylor College of Medicine (BCM) have mapped not only where trust forms in the brain but have also uncovered clues as to how humans represent themselves and others as physical responses in their brains.

7 Jun 2006

Scientists describe elaborate system of gene control triggered by chemical damage to DNA

Scientists describe for the first time a web of inter-related responses that cells use to avoid becoming diseased or cancerous after being exposed to a powerful mutagen.

7 Jun 2006

Trastuzumab results promising for HER-2 positive breast cancer patients

Researchers have shown that patients who receive trastuzumab at the same time as post-chemotherapy radiation treatments for HER-2 positive breast cancer have no more risk for major side effects or complications than those who do not receive the drug.

7 Jun 2006

Prophylactic surgery reduces the incidence of ovarian and related cancers

A new multicenter study is the first to suggest that the prophylactic removal of the ovaries and fallopian tubes may provide a different benefit for women who carry a genetic mutation in the BRCA2 gene than for those who have a BRCA1 genetic mutation.

7 Jun 2006