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Central nervous system can sometimes send out signals that invite hostile immune system attacks

It may sound like a case of blame the victim, but researchers at Washington University School of Medicine in St. Louis have shown that cells in the central nervous system can sometimes send out signals that invite hostile immune system attacks.

18 Jun 2006

New roles for growth factors

During embryonic development, nerve cells hesitantly extend tentacle-like protrusions called axons that sniff their way through a labyrinth of attractive and repulsive chemical cues that guide them to their target.

18 Jun 2006

Sonic hedgehog may help overcome problems associated with FGF2 and VEGF therapy

The newest concept for treating coronary artery disease is to induce hearts to grow their own new blood vessels to bypass damaged tissue or clogged arteries.

18 Jun 2006

From DNA to RNA to protein

Of the thousands of proteins produced in our cells, few are as important as the enzyme RNA polymerase (RNAP), which has the unique ability to faithfully copy genetic information from DNA.

18 Jun 2006

Study links depression in women with chronic pain to greater incidence of disability

Women with higher levels of depression when suffering with long-term pain report greater disability than men in the same situation, according to new research published in the latest edition of the European Journal of Pain.

18 Jun 2006

Safe for cystic fibrosis patients to stop using inhaled corticosteroids

In comparison to cystic fibrosis (CF) patients who regularly use inhaled corticosteroid, those who did not use these drugs for six months exhibited no positive or negative effects in terms of major disease factors.

18 Jun 2006

Scientists find sleep hormone melatonin in red wine grapes

Scientists in Italy say they have discovered that the grapes used to make some of the most popular red wines contain high levels of the sleep hormone melatonin.

18 Jun 2006

Delayed umbilical cord clamping can prevent anemia

Just a two-minute delay in clamping a baby's umbilical cord can boost the child's iron reserves and prevent anemia for months, report nutritionists at the University of California, Davis.

18 Jun 2006

Bioinformatics used to advance human disease research

The use of computers to advance human disease research - known as bioinformatics -- has received a major boost from researchers at the La Jolla Institute for Allergy & Immunology (LIAI).

18 Jun 2006

Fly research sheds light on sleep regulation and its role in memory

Researchers at the University of Pennsylvania School of Medicine have discovered that a brain region previously known for its role in learning and memory also serves as the location of sleep regulation in fruit flies.

18 Jun 2006

New guidelines on obesity in the U.S. may end up harming children

New guidelines on obesity in the U.S. may end up harming children, says an article in the British Medical Journal.

18 Jun 2006

Menopausal women don't get enough guidance on treatment options

Few women are consulting their doctors before opting to use herbal therapies and soy products to treat their menopausal symptoms, researchers at the Stanford University School of Medicine have found.

18 Jun 2006

Pycnogenol significantly reduces muscular pain

A study published in this month's issue of Angiology shows that supplementation with the pine bark extract Pycnogenol. (pic-noj-en-all) improves blood flow to the muscles which speeds recovery after physical exercise.

18 Jun 2006

Children who stutter face greater challenges managing their behavior and emotions

Children who stutter often face greater challenges managing their behavior and emotions than other children, researchers have found, offering new insight into how to help these children in a more holistic way.

18 Jun 2006

Transcription factors act not only in isolation to regulate distinct sets of genes

Scientists eager to help develop a new generation of pharmaceuticals are studying cellular proteins called transcription factors, which bind to upstream sequences of genes to turn the expression of those genes on or off.

18 Jun 2006

Researchers identify new keys to regulation of bacterial gene expression

The cellular process of transcription, in which the enzyme RNA polymerase constructs chains of RNA from information contained in DNA, depends upon previously underappreciated sections of both the DNA promoter region and RNA polymerase

18 Jun 2006

Researchers identify mechanism that regulates how many new cells are produced by each intestinal stem cell

Researchers at Karolinska Institutet have identified an important mechanism that regulates how many new cells are produced by each intestinal stem cell.

18 Jun 2006

Vegetables may reduce hardening of arteries

New research suggests one reason vegetables may be so good for us - a study in mice found that a mixture of five common vegetables reduced hardening of the arteries by 38 percent compared to animals eating a non-vegetable diet.

18 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

First drug treatment for late-stage cervical cancer approved

FDA has approved a combination of Hycamtin (topotecan hydrochloride) and cisplatin for use as the first drug treatment for women with late-stage cancer of the cervix.

18 Jun 2006