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Down's syndrome gene protects against cancer

Researchers in the United States say the chromosomal abnormality that affects people with Down's syndrome also protects them against cancer.

3 Jan 2008

A tipple or two a day a good thing for the over-65s

Scientists in Britain say for the over-65s one or two drinks every day may be a good thing.

3 Jan 2008

Britain's love affair with fast food makes them number one

An international survey has revealed that when it comes loving fast food it is Britain which heads the league with the United States coming a close second.

3 Jan 2008

Women who smoke at increased risk of chronic obstructive pulmonary disease

Here's another reason not to smoke, especially for women: chronic obstructive pulmonary disease (COPD).

3 Jan 2008

Polyphenols in wine may help prevent cavities

A class of chemicals in red wine grapes may significantly reduce the ability of bacteria to cause cavities, according to a study published recently in the Journal of Agricultural and Food Chemistry.

3 Jan 2008

Vitamin D2 is as effective as vitamin D3 in maintaining concentrations of 25-hydroxyvitamin D

Researchers from Boston University School of Medicine (BUSM) have found that vitamin D2 is equally as effective as vitamin D3 in maintaining 25-hydroxyvitamin D status.

3 Jan 2008

Testosterone therapy and mental function in healthy older men

When we think about the powers of testosterone, we usually do not consider mental processes.

3 Jan 2008

Hormone therapy in younger menopausal women

Could hormone therapy, when begun near the onset of menopause, prevent or delay the onset of atherosclerosis, more commonly called hardening of the arteries.

3 Jan 2008

Scientists find missing evolutionary link using tiny fungus crystal

The crystal structure of a molecule from a primitive fungus has served as a time machine to show researchers more about the evolution of life from the simple to the complex.

3 Jan 2008

Researchers seek to make cavity-causing bacteria self-destruct

Bacteria that eat sugar and release cavity-causing acid onto teeth may soon be made dramatically more vulnerable to their own acid.

3 Jan 2008

Effects of sleep deprivation reversed

Researchers at Wake Forest University School of Medicine have shown that the effects of sleep deprivation on cognitive performance can be reversed when the naturally occurring brain peptide, orexin-A, is administered in monkeys.

3 Jan 2008

New hope for Batten disease sufferers

Investigators at the University of Rochester Medical Center have uncovered a promising drug therapy that offers a ray of hope for children with Batten disease – a rare neurodegenerative disease that strikes seemingly healthy kids, progressively robs them of their abilities to see, reason and move, and ultimately kills them in their young twenties.

3 Jan 2008

New understanding of hydrogen peroxide's role in cell health

Hydrogen peroxide, the same mild acid that many people use to disinfectant their kitchens or treat cuts and abrasions, is also produced by the body to keep cells healthy.

3 Jan 2008

Protein's new role discovered in autoimmune disease

Investigators at the University of Alabama at Birmingham (UAB) have identified the previously unknown role of a chemical 'messenger' leading to autoimmune disorders like rheumatoid arthritis and lupus.

3 Jan 2008

Protein clue could stop cancer 'creep'

Cancer Research UK scientists have unlocked the secrets of proteins involved in tumour cells creeping away from the original tumour and spreading around the body. Their findings are published in Molecular Cell.

3 Jan 2008

Avoiding overuse, misuse, and underuse of medications

Adverse drug events are more common in older adults because they are prescribed more drugs and are effected differently by these drugs than their younger counterparts.

3 Jan 2008

Elderly patients at greater risk for developing cognitive problems after surgery

Patients over the age of 60 who have elective surgeries such as joint replacements, hysterectomies and other non-emergency, inpatient procedures, are at an increased risk for long-term cognitive problems, according to a new study led by Duke University Medical Center researchers.

3 Jan 2008