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Researchers find way to increase cells' energy consumption

With obesity still on the increase, it appears that the main weapon in the fight against it - reducing energy consumption by eating less - is ineffective.

13 Mar 2008

TRPV1 receptor blockers may interfere with brain functions

A new class of painkillers that block a receptor called TRPV1 may interfere with brain functions such as learning and memory, a new study suggests.

13 Mar 2008

Study helps explain how tumor cells rapidly grow and proliferate

Nearly 80 years ago, scientist Otto Warburg observed that cancer cells perform energy metabolism in a way that is different from normal adult cells.

13 Mar 2008

Scientists identify 25 genes that regulate lifespan

Scientists at the University of Washington and other institutions have identified 25 genes regulating lifespan in two organisms separated by about 1.5 billion years in evolutionary change.

13 Mar 2008

Researchers find cause of severe allergic reaction to cetuximab

Clinicians have been perplexed by the fact that some patients given the drug cetuximab - an immune-based therapy commonly used to treat persons diagnosed with head and neck cancer, or colon cancer - have a severe and rapid adverse reaction to the drug.

13 Mar 2008

Genomic tool helps select best eggs for IVF

A research team supervised by Universite Laval scientist Marc-Andre Sirard has identified genetic markers that allow the selection of eggs with the best chance of leading to successful pregnancy after in vitro fertilization (IVF).

13 Mar 2008

Research could put penicillin back in battle against antibiotic resistant bugs

Research led by the University of Warwick has uncovered exactly how the bacterium Streptococcus pneumoniae has become resistant to the antibiotic penicillin.

13 Mar 2008

Protein deficiency leads to faster fat burning in mice, study shows

Researchers have developed a new, lean mouse with characteristics suggesting that someday, using medication to manipulate a specific protein in humans could emerge as a strategy to treat obesity and disorders associated with excess weight, such as diabetes and metabolic syndrome.

13 Mar 2008

Preschoolers benefit from daycare program to prevent obesity

A preschool-based intervention program helped prevent early trends toward obesity and instilled healthy eating habits in multi-ethnic 2- to 5-year-olds, according to a report presented at the American Heart Association's Conference on Nutrition, Physical Activity and Metabolism.

13 Mar 2008

Watch your teeth if drinking energy drinks

For more than 10 years, energy drinks in the United States have been on the rise, promising consumers more "oomph" in their day.

13 Mar 2008

Obesity bottlenecks cellular power plant

The machinery responsible for energy production in fat cells is working poorly as a result of obesity.

13 Mar 2008

Discovery could lead to much-needed kidney failure treatment

The unwanted activation of an important cell-signaling pathway may play a role in two kidney problems that are major causes of end-stage renal disease, scientists at the Albert Einstein College of Medicine of Yeshiva University have found.

13 Mar 2008

Simple laboratory test predicts risk of kidney injury after surgery

A simple laboratory test may provide a new way for doctors to identify patients at risk of developing potentially severe acute kidney injury (AKI) after surgery up to three days before the problem would otherwise be detected, reports a pilot study in the May 2008 issue of the Clinical Journal of the American Society of Nephrology.

13 Mar 2008

Mathematical model of malaria transmission will help with eradication

Scientists at the Instituto Gulbenkian de Ciência (IGC), in Portugal, have shown that Malaria eradication in Africa is sustainable, and any re-emergence of malaria in industrialized nations is highly unlikely.

13 Mar 2008

Diabetes and dental health

People who live with diabetes on a daily basis are usually instructed to eat right, maintain regular physical activity, and if necessary, take medication.

13 Mar 2008

Some teenagers spending 30 hours a week in front of television and computer screens

While most teenagers (60 percent) spend on average 20 hours per week in front of television and computer screens, a third spend closer to 40 hours per week, and about 7 percent are exposed to more than 50 hours of 'screen-time' per week, according to a study presented at the American Heart Association's 48th Annual Conference on Cardiovascular Disease Epidemiology and Prevention.

13 Mar 2008

Humble cup of tea inhibits anthrax

A cup of black tea could be the next line of defence in the threat of bio-terrorism according to new international research.

13 Mar 2008

Aerosol vaccine provides low-cost, needle-free TB treatment

A novel aerosol version of the most common tuberculosis (TB) vaccine, administered directly to the lungs as an oral mist, offers significantly better protection against the disease in experimental animals than a comparable dose of the traditional injected vaccine, researchers report this week in the Proceedings of the National Academy of Sciences.

13 Mar 2008

Increased level of magnetic iron oxides found in Alzheimer's disease

A team of scientists, led by Professor Jon Dobson, of Keele University in Staffordshire, UK, have found, for the first time, raised levels of magnetic iron oxides in the part of the brain affected by Alzheimer's Disease (AD).

13 Mar 2008

Implantable medical devices may expose patients to security, privacy risks; solutions suggested

Some medical devices such as implantable cardiac defibrillators and pacemakers are now equipped with wireless technology, allowing for remote device checks and freeing patients from repeated doctor visits.

13 Mar 2008