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Surgery for prostate cancer appear to offer greatest survival chance

A study from Switzerland suggests that men who have surgery for prostate cancer appear less likely to die of the disease within 10 years than men who choose other treatment options, especially if they are younger or have cancers with certain tumor cell characteristics, according to a report in the Oct. 8 issue of Archives of Internal Medicine.

9 Oct 2007

Study links chemical to inhibited milk synthesis, secretion in humans

University of Cincinnati (UC) researchers have identified the neurotransmitter serotonin as the chemical responsible for inhibiting milk production and secretion in human mammary glands.

9 Oct 2007

Smoking appears to have no effect on the progression of multiple sclerosis

Contrary to an earlier report, smoking appears to have no effect on the progression of multiple sclerosis (MS), according to a study published in the October 9, 2007, issue of Neurology®, the medical journal of the American Academy of Neurology.

9 Oct 2007

Injectable antibody reverses cognitive deficits in mice

A special protein can be injected into the body to reverse learning problems in mice that have an animal version of Alzheimer's disease, Saint Louis University researchers have found.

9 Oct 2007

Researchers create microvascular system to nourish growing tissues

One day soon, laboratories may grow synthetically engineered tissues such as muscle or cartilage needed for transplants.

9 Oct 2007

Relatives of patients with Parkinson's disease may have an increased risk of developing dementia

Parkinson's disease is characterized by a decline in the functions of the central nervous system, such as motor skills and speech. Several studies have shown an increased risk of dementia in first-degree relatives of Parkinson's disease patients, while other studies have not confirmed the association, according to background information in the article.

9 Oct 2007

New peptides inhibit HIV's entry into cells

Based in part on protein structures determined at the National Synchrotron Light Source (NSLS) at the U.S. Department of Energy's Brookhaven National Laboratory, scientists at the University of Utah have developed new peptides that appear to be significantly more effective at blocking HIV's entry into cells than other drugs in their class.

9 Oct 2007

Perindopril for improving physical function in elderly people

A decline in physical function with age is strongly associated with disability in later life.

9 Oct 2007

Research highlights importance of adopting current adult pneumococcal vaccination guidelines

Among patients hospitalized with community-acquired pneumonia, those who had previously received the pneumococcal vaccine had a lower risk of death and admission to the intensive care unit than patients who were not vaccinated, according to a report in the Oct. 8 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

9 Oct 2007

Patients perceived cancer care unaffected by lower Medicare reimbursements

Patients perceive no significant change in the quality of care for cancer since the United States' government passed the Medicare Prescription Drug, Improvement, and Modernization Act of 2003 (MMA) according to a study published in the November 15, 2007 issue of CANCER, a peer-reviewed journal of the American Cancer Society.

9 Oct 2007

One injection of gene therapy spreads through brain in animal study

By targeting a site in a mouse brain well connected to other areas, researchers successfully delivered a beneficial gene to the entire brain - after one injection of gene therapy.

9 Oct 2007

Negative aspects of close relationships linked to heart disease risk

Individuals whose close relationships have negative aspects, such as conflict and adverse exchanges, appear to have an increased risk of heart disease than those with more positive close relationships, according to a report in the Oct. 8 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

9 Oct 2007

New thoracic imaging protocol

University of Cincinnati (UC) radiologists have developed a new technique for capturing images of chest veins that eases diagnosis of venous diseases.

9 Oct 2007

Study examines the safety of Tasers

A nationwide study examining the safety of Tasers used by law enforcement agencies suggests the devices are safe, causing a low occurrence of serious injuries.

9 Oct 2007

New insight on jumping genes

Keck Graduate Institute (KGI) announced that Dr. Animesh Ray, KGI professor and director of KGI's PhD program, has published a paper in the international online journal PLoS ONE that sheds new light on the evolution of moveable genetic elements, or "jumping genes."

9 Oct 2007

Eating fewer refined carbohydrates may slow the progression AMD

Eating fewer refined carbohydrates may slow the progression of age-related macular degeneration (AMD), according to a new study from researchers at the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University.

9 Oct 2007

In biology, polarization is a good thing

Using a molecular cellular compass, individual cells in complex organisms know which way is up or down, in epithelial cells known as apical-basal polarity.

9 Oct 2007

How does THC work?

Marijuana and its main psychoactive component, THC, exert a plethora of behavioral and autonomic effects on humans and animals.

9 Oct 2007

Link between woman's hips and daughter's risk of breast cancer

In a study of the maternity records of more than 6,000 women, David J.P. Barker, M.D., Ph.D., and Kent Thornburg, Ph.D., of Oregon Health & Science University discovered a strong correlation between the size and shape of a woman's hips and her daughter's risk of breast cancer.

9 Oct 2007