Metabolism News and Research

Latest Metabolism News and Research

Link between cell's energy use and genome health discovered

While studying how a cell keeps its genetic material intact, scientists at Johns Hopkins got busy alternately knocking out two catalysts vital to managing a yeast cell's energy.

21 Jul 2006

Exercise for type 2 diabetes mellitus

Exercise, dietary changes and medication have long been the cornerstones of managing type 2 diabetes. But few studies examine how exercise actually benefits these patients.

21 Jul 2006

Migraine with 'aura' linked to heart attacks

Researchers say that of the 28 million Americans who suffer from migraines, those who experience an "aura" before the start of the pain have an increased risk for heart attack or stroke.

19 Jul 2006

Donepezil slows brain shrinkage in some patients with mild cognitive impairment

According to a new study, the drug donepezil measurably slows the rate of brain shrinkage in some patients with mild cognitive impairment, a pre-Alzheimer's disease condition. The shrinkage was measured by magnetic resonance imaging (MRI).

18 Jul 2006

The facts on dieting

Only 'circumstantial' evidence supporting poor diet and lack of exercise as the main causes of obesity.

17 Jul 2006

Cell survival depends on chromosome integrity

UCLA researchers report that thousands of genes behave differently in the same organs of males and females - something never detected to this degree.

9 Jul 2006

Sildenafil boosts high altitude exercise up to 45% for some cyclists

Sildenafil (Viagra) significantly improved the cardiovascular and exercise performance measures of trained cyclists at high altitude, mostly because the drug helped some participants improve a lot -- up to 45% -- while others showed little change. Sildenafil provided no benefit at sea level.

5 Jul 2006

Body measures and colon cancer risk

Men and women with a large waist circumference and a large waist-to-hip ratio (WHR) have an increased risk of developing colon cancer. In contrast, only in men is a high body mass index (BMI) clearly associated with a higher colon cancer risk.

4 Jul 2006

New discovery boosts basic understanding of prion infections

Brittleness is often seen as a sign of fragility. But in the case of infectious proteins called prions, brittleness makes for a tougher, more menacing pathogen.

28 Jun 2006

Probable cause for Parkinson's found

Parkinson's, Alzheimer's, Lou Gehrig's disease and other brain disorders are among a growing list of maladies attributed to oxidative stress, the cell damage caused during metabolism when the oxygen in the body assumes ever more chemically reactive forms.

28 Jun 2006

Obesity associated with less favorable outcome after radiation therapy for prostate cancer

Obese men with prostate cancer are at higher risk for treatment failure after primary radiation therapy, according to a new study.

27 Jun 2006

Not always harmful to health to be overweight

The conventional wisdom says that it is always harmful to your health to be overweight, and all obese and overweight people should try to lose weight.

26 Jun 2006

Experimental drug helps you age gracefully

Researchers in the U.S. say they believe an experimental drug designed to kick-start growth hormones in humans may also be of advantage in the aging process.

22 Jun 2006

Study links high levels of nitric oxide to infertility and sperm DNA damage

Iranian scientists have linked a chemical that plays an essential role in many bodily functions to sperm DNA damage and male infertility, the 22nd annual conference of the European Society of Human Reproduction heard.

19 Jun 2006

Discovery of gene behind iron accumulation in brain has implications for Parkinson's, Alzheimer's

Oregon Health & Science University researchers have identified the gene behind a group of rare, progressive childhood disorders caused by an abnormal buildup of iron in the brain.

18 Jun 2006

Protein represents new target in the treatment of diabetes

According to a new study elevated levels of a molecule called RBP4 (retinol binding protein 4) forecast the early stages of the development of insulin resistance, a major cause of type 2 diabetes as well as cardiovascular disease and metabolic syndrome.

18 Jun 2006