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DNA as a picoforce standard

DNA, the biomolecule that provides the blueprint for life, has a lesser-known identity as a stretchy polymer.

17 Sep 2007

Androstenone determines whether male body odor smells pleasant

New research from Rockefeller University, performed in collaboration with scientists at Duke University in North Carolina, reveals for the first time that this extreme variability in peopl's perception of androstenone is due in large part to genetic variations in a single odorant receptor called OR7D4.

17 Sep 2007

FDA licenses 15 new blood typing tests

The U.S. Food and Drug Administration today licensed 15 new blood typing tests that were previously unavailable in the United States.

17 Sep 2007

Evista (raloxifene hydrochloride) approved for breast cancer

The U.S. Food and Drug Administration today approved Evista (raloxifene hydrochloride) for reducing the risk of invasive breast cancer in postmenopausal women with osteoporosis and in postmenopausal women at high risk for invasive breast cancer.

17 Sep 2007

Divorce foretells child's future care for elderly parent

For better or worse, baby boomers approach retirement with more complex marital histories than previous generations.

17 Sep 2007

Dendritic cells turn T cells into T regs

Regulatory T cells (also known as T regs) suppress some of the immune system's more inappropriate responses, preventing it from attacking the body's own tissues and stifling its activity once invading microbes have been fought off.

17 Sep 2007

Economic development linked to differences in rates of asthma symptoms

Children with allergic sensitizations in economically developed countries are much more likely to develop asthma than similarly sensitized children in poorer countries, according to a team of international researchers.

17 Sep 2007

Byproduct of cholesterol metabolism blocks heart health benefits of estrogen

New findings by UT Southwestern Medical Center researchers show that a byproduct of cholesterol metabolism interferes with the beneficial effects estrogen has on the cardiovascular system, providing a better understanding of the interplay between cholesterol and estrogen in heart disease.

17 Sep 2007

Researchers look at role of oxidative stress in human diseases

Oxidative stress is known to underlie many human diseases including atherosclerosis, Parkinson's disease and Alzheimer's disease.

17 Sep 2007

University patents and scientific discoveries

As universities continue transforming scientific discoveries into potentially lucrative patents, many wonder how this might be transforming academic science itself.

17 Sep 2007

N-cofilin molecule protects from neuronal disorders

Many neuronal disorders, including epilepsy, schizophrenia and lissencephaly – a form of mental retardation - result from abnormal migration of nerve cells during the development of the brain.

17 Sep 2007

It's back to the dark ages...hookworms to treat asthma!

Modern medicine may have stopped short of blood-letting, leeches and purges but parasitic worms could be making a come-back!

17 Sep 2007

Byproduct of cholesterol interferes with the beneficial effects of estrogen on the heart

A new study possibly offers a biological reason why hormone replacement therapy (HRT) fails to protect some postmenopausal women from heart disease.

17 Sep 2007

Chronic fatigue syndrome linked to common stomach virus

A new study has provided some clues to the cause of the mystery illness called chronic fatigue syndrome (CFS).

17 Sep 2007

IMPACT: Increasing clinical trial participation

Before a new treatment for a disease like cancer becomes available, physician-researchers must recruit hundreds or thousands of patients to participate in clinical research trials.

14 Sep 2007

Loneliness can damage your health

A team of researchers at the University of California at Los Angeles (UCLA) may have found a genetic reason why lonely people have poorer health.

14 Sep 2007

For teenage girls dieting and smoking go hand in hand

According to the latest research teenage girls who diet are twice as likely to start smoking as their non-dieting peers.

14 Sep 2007

Exercising in bad air could be a killer

A new study by British and Swedish researchers has found that air pollution could potentially harm the blood vessels and clotting abilities of people with heart disease.

14 Sep 2007

Attention turns to brain as driver of Chronic Fatigue symptoms

New research from the University of New South Wales (UNSW) has delivered a final blow to the theory that Chronic Fatigue Syndrome (CFS) is driven by the body's immune system and in particular by its production of cytokines.

14 Sep 2007

Zebrafish shed light on human mitochondrial diseases

Zebrafish can now be used to study COX deficiencies in humans, a discovery that gives scientists an unprecedented window to view the earliest stages of mitochondrial impairments that lead to potentially fatal metabolic disorders, according to researchers at the University of Oregon.

13 Sep 2007