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Exercise is emerging as a new therapeutic weapon to tackle cancer

When individuals with breast or prostate cancer followed a moderate, home-based exercise program using resistance bands and walking, the patients had less fatigue during radiation treatments, greater strength and could walk farther and faster in only four weeks, researchers discovered in a pilot study.

7 Jun 2006

HIV prevention in Mexican schools

Current efforts to combat sexually transmitted infections and unplanned pregnancy in schools do not change sexual risk behaviour, concludes a study in the British Medical Journal.

7 Jun 2006

Correlation between education, smoking and obesity

Researchers from Cornell University use rich microdata from the National Longitudinal Study of Youth in 1979 to analyze the correlation between high school completion and the two leading preventable causes of death - smoking and obesity.

7 Jun 2006

Gene mutation potentially involved in breast cancer initiation

Researchers have found evidence suggesting that a mutation in a gene that normally helps block the formation of breast tumors could play a role in the initiation of a major form of breast cancer.

6 Jun 2006

Impact of obesity on treatment of chronic hepatitis C

According to a new study, obese patients chronically infected with the hepatitis C virus (HCV) and treated with combination drug therapy may have better outcomes if the underlying abnormalities caused by excessive fat tissue are corrected.

6 Jun 2006

Long-term benefits of imatinib for patients newly diagnosed with chronic myelogenous leukemia

The overall survival of most people with chronic myelogenous leukemia (CML) treated with imatinib (Gleevec, STI-571) is extremely high and the relapse rate is quite low, according to new data from a study out of the Oregon Health & Science University Cancer Institute.

6 Jun 2006

Vitamin K in the U.S. diet

Much of what is known about the content of vitamin K in the US food supply comes from research conducted in the Vitamin K Laboratory at the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University.

6 Jun 2006

PET imaging of cerebral cannabinoid CB1 receptors with [11C]JHU75528

A team of Johns Hopkins researchers developed a new radiotracer - a radioactive substance that can be traced in the body - to visualize and quantify the brain's cannabinoid receptors by positron emission tomography (PET).

6 Jun 2006

Gardenia fruit compound helps treat the symptoms of type 2 diabetes

A Gardenia fruit extract traditionally used in Chinese medicine to treat the symptoms of type 2 diabetes does indeed contain a chemical that reverses some of the pancreatic dysfunctions that underlie the disease, researchers report in Cell Metabolism.

6 Jun 2006

Nerve signals sent to the pancreas after eating play a critical role in blood sugar control

A critical role for b cell M3 muscarinic acetylcholine receptors in regulating insulin release and blood glucose homeostasis in vivo.

6 Jun 2006

Angola reports 41,475 cholera cases and 1576 deaths

As of 31 May 2006, Angola has reported a total of 41,475 cholera cases and 1576 deaths (overall case fatality rate (CFR) 3.8%).

6 Jun 2006

49th Indonesian case of human infection with the H5N1 avian influenza virus confirmed

The Ministry of Health in Indonesia has confirmed the country's 49th case of human infection with the H5N1 avian influenza virus.

6 Jun 2006

Delayed calf muscle phosphocreatine recovery after exercise identifies peripheral arterial disease

Between 8 and 12 million Americans are affected by peripheral arterial disease, or PAD, where the arteries that bring blood to the legs are blocked by atherosclerotic plaque.

6 Jun 2006

Evidence is strong that green tea lowers the risk for a number of chronic diseases

There is a lower incidence of cardiovascular disease and cancer in Asia where people smoke heavily, which may be accounted for by high consumption of tea, particularly green tea, according to a review article published by a Yale School of Medicine researcher.

6 Jun 2006

Calpain protein key to preventing or promoting cell death

A protein called calpain can be the key either preventing or promoting the cell death, a Queen's University study has found.

6 Jun 2006

New human genotype may be prone to vCJD

A small study in the British Medical Journal suggests a new human genotype may be prone to variant Creutzfeldt-Jakob disease (vCJD).

6 Jun 2006

Study results may aid battle against insect-borne diseases

Scientists studying the widespread symbiotic bacteria Wolbachia have long been interested in its ability to proliferate.

6 Jun 2006

Activity in the lateral prefrontal cortex reflects multiple steps of future events in action plans

Studies in which monkeys were asked to manipulate computer cursors for fruit juice rewards have revealed that the brain's "executive" center plans behaviors not by specifying movements required for given actions, but rather the events that will result from those actions.

6 Jun 2006

Dietary glycemic index and carbohydrate in relation to early age-related macular degeneration

Age-related macular degeneration (AMD) is one of the leading causes of vision loss in older adults and a person's risk may partly depend upon diet.

6 Jun 2006

Hormonal treatments reduce risk of cancer returning

Women diagnosed with breast cancer who carry a certain genetic mutation can have breast-sparing surgery but should consider hormonal treatments to reduce their risk of cancer returning.

6 Jun 2006