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Brookhaven scientists receive patent for improved cancer therapy device

Four physicists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have been awarded U.S. Patent No. 7,432,516 B2 for the design of a "medical synchrotron" capable of delivering precision doses of proton radiation to cancerous tumors with minimal damage to surrounding healthy tissue.

24 Nov 2008

Evidence of retina self-repair in mammals

Researchers at the University of Washington (UW) have reported for the first time that mammals can be stimulated to regrow inner nerve cells in their damaged retinas.

24 Nov 2008

New model predicts risk of recurrence in early stage colon cancer patients

Researchers in the Duke Institute for Genome Sciences & Policy have developed a model for predicting risk of recurrence in early stage colon cancer patients, and have used the model to also predict sensitivity to chemotherapy and targeted therapy regimens.

24 Nov 2008

Scientists identify blood component that turns anthrax bacteria virulent

Scientists from the Scripps Research Institute have discovered the key chemical that signals Bacillus anthracis , the bacterium that causes anthrax, to become lethal.

21 Nov 2008

Researchers discover how red wine may reduce Alzheimer's

Scientists call it the "French paradox" - a society that, despite consuming food high in cholesterol and saturated fats, has long had low death rates from heart disease.

21 Nov 2008

Neurological health risk in children with blunt head injuries: fashion hair beads

An intriguing article published in the December 2008 online issue of Journal of Neurosurgery: Pediatrics may come as quite a surprise to parents, especially those with little girls.

21 Nov 2008

Mechanisms of cardiovascular disease and cancer give clues to new therapies

Cardiovascular conditions leading to heart attacks and strokes are treated quite separately from common cancers of the prostate, breast or lung, but now turn out to involve some of the same critical mechanisms at the molecular level.

21 Nov 2008

Does hormone treatment predispose patients to breast cancer?

Breast cancer, the leading cause of death among women in France, is the most commonly occurring cancer in women.

21 Nov 2008

Bipolar disorder genes, pathways identified

Neuroscientists at the Indiana University School of Medicine have created the first comprehensive map of genes likely to be involved in bipolar disorder, according to research published online Nov. 21 in the American Journal of Medical Genetics.

21 Nov 2008

Non-pharmacologic interventions for the control of osteoporosis and obesity

The Department of Biomedical Engineering at Stony Brook University received a $1.8 million grant from the National Institutes of Health (NIH) to investigate the biologic and physical mechanisms of very low-magnitude mechanical signals and how they strengthen bone and muscle.

20 Nov 2008

DNA variations of serotonin transporter gene can influence drinking intensity

The brain's serotonergic system plays an important role in alcohol preference and consumption.

20 Nov 2008

FDA approves GSK's Promacta (Eltrombopag)

GlaxoSmithKline has announced that the United States Food and Drug Administration (FDA) granted accelerated approval for PROMACTA (eltrombopag) for the treatment of thrombocytopenia in patients with chronic immune (idiopathic) thrombocytopenic purpura (ITP) who have had an insufficient response to corticosteroids, immunoglobulins or splenectomy.

20 Nov 2008

Scientists gain new insights into regulation of calpains

Scientists at St. Jude Children's Research Hospital have gained new insights into regulation of one of the body's enzyme workhorses called calpains.

19 Nov 2008

Researchers use embryonic stem cells from mice to grow motor neurons

Dalhousie Medical School researchers have discovered that embryonic stem cells may play a critical role in helping people with nerve damage and motor neuron diseases, such as amyotrophic lateral sclerosis (ALS), regain muscular strength.

19 Nov 2008

Scientists discover new compounds to target muscular dystrophy

Using a drug-discovery technique in which molecules compete against each other for access to the target - the strand of toxic RNA that causes the most common form of muscular dystrophy in adults - a team at the University of Rochester Medical Center has identified several compounds that, in the laboratory, block the unwanted coupling of two molecules that is at the root of the disease.

19 Nov 2008

Why are so many infectious diseases jumping from animals to humans?

Why do we have so little capacity to predict epidemics, or avoid them? Some answers, and possible solutions, can be found in the first trench-to-bench guide to wild primate infectious diseases, published Nov. 17 in the Yearbook of Physical Anthropology.

18 Nov 2008

Ginkgo biloba does nothing for dementia, Alzheimer's

One of the most widely used herbal supplements for improving memory and cognition has no impact on the development of dementia or Alzheimer's disease, according to new results from a $30 million, multi-center study.

18 Nov 2008

Discovery of 13 new tumor-suppressor genes in liver cancer

Over the years, hunting for cancer-related genes and understanding how they work has been an important, although time-consuming, exercise.

18 Nov 2008

Protein transporter in the gut could speed drug 'take up'

For poorly absorbed medications, drug makers should consider using natural homing devices to drive the drugs through the hazards of gastrointestinal acidity and enzymes to reach the bloodstream quicker, James Polli, PhD, said today at the annual meeting of the American Association of Pharmaceutical Scientists (AAPS) in Atlanta.

18 Nov 2008

Antibiotics can cause pervasive, persistant changes to microbiota in human gut

Using a novel technique developed by Mitchell Sogin of the Marine Biological Laboratory (MBL) to identify different types of bacteria, scientists have completed the most precise survey to date of how microbial communities in the human gut respond to antibiotic treatment.

18 Nov 2008