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NIH Research Matters

February 2009 Archive

February 23, 2009

Photo of several lumpy round cells.

Metabolomics Links Compounds to Prostate Cancer

A new study has uncovered a molecule associated with the transformation of benign prostate tissue into metastatic prostate cancer. The discovery identifies a potentially useful indicator for the disease and suggests new targets for prostate cancer treatments.

Photo of woman taking a deep breath.

How Ozone Harms Lungs

Researchers have discovered why ozone, a common urban air pollutant, causes airway irritation and wheezing. The finding suggests new targets for medications to treat people suffering from wheezing, coughing and shortness of breath.

Photo of a microscope image of cell tunneling through bone matrix, leaving a black trail.

New Mediator of Bone Breakdown Discovered

Scientists have discovered a lipid mediator in blood that plays a key role in maintaining the balance between the build-up and breakdown of bone. Targeting this mediator may prove useful for treating bone degenerative diseases such as osteoporosis and rheumatoid arthritis.

February 9, 2009

Photo of a sleepy woman reaching for her alarm clock.

Brain's Support Cells Influence Sleep

Astrocytes, a type of support cell in the brain, may play an important role in influencing sleep, according to a study in mice. The results suggest a new approach for developing treatments for sleep disorders.

Photo of green cell attached to a larger blue cell.

Innate Immune Cells Have Some Memory

A new study of an oft-neglected arm of the immune system may cause researchers to rethink how it helps defend the body from infection.

Photo of blue chromosomes with white pinpoints at ends.

New Telomerase Protein Discovered

Scientists have discovered a novel part of the telomerase enzyme that helps it reach the ends of chromosomes, where it adds protective DNA sequences called telomeres. The finding suggests a promising new target for anti-tumor therapies.

February 2, 2009

Photo of a city shrouded in smog.

Cleaner Air May Lengthen Life

A 2-decade decline in air pollution in dozens of U.S. cities has added an average of about 5 months to residentsí lives, according to a new study.

Photo of a young woman standing on a scale, holding an apple.

Weight Loss in Women Can Reduce Urinary Incontinence

Reducing urinary incontinence can now be added to the long list of health benefits from weight loss, according to results from a new clinical trial.

Photo of electron micrograph showing a sponge-like porous material.

Biomatrix Polymers Show Promise for Cancer Vaccines

Researchers have reversed age-related degeneration in a mouse model of aging. While the findings don't prove that natural aging could be halted or reversed, they may lead to new strategies to combat certain age-related conditions.

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About NIH Research Matters

Editor: Harrison Wein, Ph.D.
Assistant Editors: Vicki Contie, Carol Torgan, Ph.D.

NIH Research Matters is a weekly update of NIH research highlights from the Office of Communications and Public Liaison, Office of the Director, National Institutes of Health.

ISSN 2375-9593

This page last reviewed on December 3, 2012

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