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Circumcision shown to significantly reduce the rate of HIV infections among heterosexual men

The peer-reviewed results of the first trial of the effect of male circumcision on HIV infection, which some experts call "a landmark trial," will be published in PLoS Medicine on October 25. The trial found that circumcision reduced the rate of new infections among heterosexual men in South Africa by about 60%.

25 Oct 2005

New technique reveals the strength of bones

Scientists have developed a technique which can be used to reveal the strength of bones, allowing doctors to more accurately estimate the risk of bone fracture.

25 Oct 2005

DOS47 scientific paper published in the Journal of Experimental Therapeutics and Oncology

Helix BioPharma announced today the publication of a scientific paper in the Journal of Experimental Therapeutics and Oncology (volume 5, number 2, pp. 93-99), entitled "Urease-induced alkalinization of extracellular pH and its antitumour activity in human breast and lung cancers."

25 Oct 2005

How cells use very slow biological flows to signal and organize

An EPFL (Ecole Polytechnique Federale de Lausanne) team led by professor Melody Swartz has demonstrated for the first time that the presence of very slow biological flows affects the extracellular environment in ways that are critical for tissue formation and cell migration.

25 Oct 2005

Identification of gene in mosquitoes that helps them to fight off infection by the Plasmodium parasite

Researchers have identified a gene in mosquitoes that helps the insects to fight off infection by the Plasmodium parasite, which causes malaria in humans. Anopheles mosquitoes transmit the malaria parasite to nearly 550 million people worldwide each year with these cases resulting in more than 2 million deaths annually.

25 Oct 2005

Depression raises disability risk

Depressed middle-aged adults are at four times greater risk for being unable to perform everyday tasks than their non-depressed peers, a Northwestern University study found.

25 Oct 2005

Association of aprotinin with reduced glucose levels during CABG surgery

An anesthesiology research team at Columbia University Medical Center have completed the first human study to show that aprotinin, a protease inhibitor, was associated with lower blood glucose levels during coronary artery bypass graft (CABG) surgery.

25 Oct 2005

Cholesterol levels and use of statins are not associated with breast cancer risk

Although some evidence suggests that statins (the most commonly used type of lipid-lowering drugs) may inhibit tumor development and may work in combination with chemotherapy drugs against cancer, studies on the association between the use of statins and breast cancer have had conflicting results

25 Oct 2005

Charting the path of the deadly Zaire strain of Ebola virus (ZEBOV) in central Africa

Over the past ten years, separate outbreaks of the deadly Zaire strain of Ebola virus (ZEBOV) have killed hundreds of humans and tens of thousands of great apes in Gabon and the Republic of Congo - which harbor roughly 80% of the last remaining wild gorilla and chimpanzee populations.

25 Oct 2005

The face represents an important window into the influences of stress and emotion on health

A provocative new study has found that people who respond to stressful situations with angry facial expressions, rather than fearful expressions, are less likely to suffer such ill effects of stress as high blood pressure and high stress hormone secretion.

25 Oct 2005

Hope for better return for health spending in Australia

Health leaders have called for action in reforming primary health care to tackle the 'juggernaut' of chronic disease issues about to hit the health system at a meeting in Melbourne.

25 Oct 2005

Physical and emotional impact of breast cancer

The psychological and physical effects of breast cancer are being examined in a first-time study that tracks women in the first five years following their diagnosis.

25 Oct 2005

COLD-fX reduces colds

The results of a new study to be published in the Canadian Medical Association Journal show that COLD-fX, an anti-flu, anti-cold pill, reduced the incidence and frequency of recurrent colds by more than half. It also cut the duration of colds and significantly reduced their severity.

25 Oct 2005