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Research challenges the evolutionary paradigm that continuous alterations occur during the course of genome evolution

Researchers report today that regions of the human genome have been hotspots for acquiring duplicated DNA sequences - but only at specific time-points during evolution.

16 Jun 2005

Immune system discovery could help in the treatment of bowel cancer

Scientists investigating whipworms, parasites that infect one-fifth of the world's population as well as livestock and domestic animals, have discovered a new way that the body effectively eliminates the parasites.

From The University of Manchester 16 Jun 2005

Columbia University launches multi-year campaign to support stem cell researc

Columbia University Medical Center (CUMC) has announced that it is halfway toward realizing the first phase of a multi-year campaign to build upon the university’s groundbreaking stem cell research and lead the effort to fully realize the therapeutic potential of stem cells.

16 Jun 2005

Cockroach holds secret of women's fertility

The suggestion that a woman’s reproductive history may affect her ability to have children in the future has been a puzzle to scientists for years.

From The University of Manchester 16 Jun 2005

High exposure to the sun halves risk of prostate cancer

Cancer researchers in the U.S. say that high exposure to the sun halved the risk of prostate cancer in men participating in a U.S. trial.

16 Jun 2005

Obese teens shed weight with combo diet, exercise, therapy and drug program

New research suggests that when combined with a low-calorie diet, exercise and behavioral therapy, treatment with the drug Xenical significantly improves weight management for obese teenagers.

16 Jun 2005

Wonder drug attacks range of cancers

A team of cancer research scientists from the Royal Marsden Hospital in London say the drug 17AAG has shown in early trials, promising signs of fighting a range of cancers.

16 Jun 2005

Antifungal drug could improve lives of thousands of asthmatics

Researchers in the UK say that antifungal drugs could be the key to improving the lives of thousands of asthmatics.

From The University of Manchester 16 Jun 2005

First demonstration of a vaccine for Parkinson's

Researchers at the University of California, San Diego (UCSD) School of Medicine working with scientists at Elan Pharmaceuticals, have reported promising results in mice of a vaccine approach to treating Parkinson’s and similar diseases. These results appear in the June edition of the journal Neuron.

15 Jun 2005

Placebos can affect emotion as well relieving pain

Just as placebos have been shown to bring relief from pain, researchers have now found that they can affect emotion, alleviating the impact of unpleasant experiences.

15 Jun 2005

New research shows that genes exert powerful effect on sexual behavior

New research has shown that the manipulation of a single gene in female fruit flies can make their sexual behavior resemble that of males, in a study that demonstrates the power of individual genes and the profound impact of genetics on complex sexual behavior.

15 Jun 2005

Nicotine triggers the same neural pathways that give opiates their addictively rewarding properties

In experiments with mice, researchers have found that nicotine triggers the same neural pathways that give opiates such as heroin their addictively rewarding properties--including associating an environment with the drug's reward.

15 Jun 2005

Maryland's poor, African-American communities suffer disproportionate cancer risk from air pollution

Maryland communities that are poor and predominantly African-American incur a disproportionate cancer risk from ambient exposure to airborne toxins, according to researchers from the Johns Hopkins Bloomberg School of Public Health.

15 Jun 2005

Classic movies could bring back lost memories for dementia sufferers

Based on an interactive multimedia computer system and a clearer understanding of how dementia sufferers respond to social situations, the aid aims to stimulate more enjoyable, rewarding conversation between sufferers and those who care for them.

15 Jun 2005

Special stockings reduce DVT risk on long flights

According to new research, passengers on long flights can lessen the risk of deep vein thrombosis (DVT) by wearing special stockings.

15 Jun 2005

Arteries bio-engineered from elderly cells

Researchers from Duke University's Medical Center and Pratt School of Engineering have demonstrated that they can grow new human blood vessels from cells taken from patients who especially need such assistance – older adults with cardiovascular disease.

14 Jun 2005

Research urges a new approach to cancer detection

A few years ago, Medhat Osman, M.D., Ph.D., had a patient who was scanned due to a suspicion of lung cancer using positron emission tomography (PET) and computer tomography (CT) technology. The scan came back negative, but the patient then complained of a problem with his leg.

14 Jun 2005

Adults can be retrained to learn second languages more easily

Our ability to hear and understand a second language becomes more and more difficult with age, but the adult brain can be retrained to pick up foreign sounds more easily again.

14 Jun 2005

Tetanus toxin may help fight depression, anxiety, anorexia and Parkinson's

A team of researchers from the Department of Biochemistry and Molecular Biology and the Institute of Neuroscience at the Universitat Autònoma de Barcelona has discovered that tetanus toxin, which causes tetanus, could be extremely useful as a therapy against psychological disorders such as depression, anxiety and anorexia, and to slow the progress of neurodegenerative disorders such as Parkinson's disease.

14 Jun 2005

Fewer diabetics end up in hospital

According to new research from the U.S. Centers for Disease Control and Prevention (CDC), Americans with diabetes are less likely than they were a decade ago, to need hospitalization for serious complications such as kidney failure.

14 Jun 2005