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Weight loss more effective than intensive insulin therapy for type 2 diabetics

Weight-loss and major lifestyle changes may be more effective than intensive insulin therapy for overweight patients with poorly controlled, insulin-resistant type 2 diabetes, according to a diabetes researcher at UT Southwestern Medical Center.

12 Mar 2008

Personal counseling beats web-based information for weight loss

Individuals are less likely to regain lost weight when they get monthly tips straight from trained counselors rather than from a weight-loss Web site, according to results of a study by Johns Hopkins and other researchers.

12 Mar 2008

Researchers may have found test for depression

Researchers from the University of Illinois at Chicago College of Medicine have discovered that a change in the location of a protein in the brain could serve as a biomarker for depression, allowing a simple, rapid, laboratory test to identify patients with depression and to determine whether a particular antidepressant therapy will provide a successful response.

12 Mar 2008

Thermo Fisher Scientific creates breakthrough gene-silencing tool

Thermo Fisher Scientific Inc. has developed a breakthrough gene-silencing tool that greatly simplifies RNA- interference (RNAi) technology and eliminates barriers associated with previous cellular delivery methods.

From Thermo Fisher Scientific Inc. 12 Mar 2008

Maintaining weight loss long term is possible with group sessions

People who shed weight and want to keep it off might benefit from monthly personal contact interventions, researchers reported at the American Heart Association's Conference on Nutrition, Physical Activity and Metabolism.

12 Mar 2008

Specialized natural killer cells in human tonsils help protect against Epstein Barr virus

Tonsils are a source of sore throats and an excuse for ice cream. But they also provide an important protective service, their immune-cell-rich tissue acting as the body's first defense against the germs about to be swallowed or inhaled.

12 Mar 2008

Specialized hospital care associated with better survival in Dutch ovarian cancer patients

Dutch ovarian cancer patients who were treated at a semispecialized or specialized hospital survived longer than those treated at a general hospital, according to a study published online March 11 in the Journal of the National Cancer Institute .

12 Mar 2008

Short-term stress impairs brain-cell communication

Short-term stress lasting as little as a few hours can impair brain-cell communication in areas associated with learning and memory, University of California, Irvine researchers have found.

12 Mar 2008

Men's pride in sexual performance may help the fight against obesity

Australian men care about erection problems, perhaps more so than possible cardiovascular disease. This may present an opportunity to improve communication about the benefits of weight loss.

12 Mar 2008

Current recommendations for weight gain during pregnancy should be revised, says expert

Current recommendations for weight gain during pregnancy - developed by the Institute of Medicine (IOM) in 1990 - should be revised, according to an internationally recognized obesity expert and chairman of the department of obstetrics, gynecology and women's health at Saint Louis University.

12 Mar 2008

Home test kit confirms men's post-vasectomy sterility

Technology developed at the University of Virginia could soon have a dramatic impact on male contraception practices throughout the U.S. Earlier this year, the U.S. Food and Drug Administration approved SpermCheck Vasectomy, a home test that confirms men's post-vasectomy sterility and is based on discoveries made at U.Va.

12 Mar 2008

New discovery could change future diagnosis and therapy of depression

12 Mar 2008

New behavioral risk factors for head and neck cancers

Researchers at the Johns Hopkins Kimmel Cancer Center have teased out two distinct sets of risk factors for head and neck cancers, suggesting that there are two completely different kinds of the disease.

12 Mar 2008

Red-light cameras significantly increase crashes

Rather than improving motorist safety, red-light cameras significantly increase crashes and are a ticket to higher auto insurance premiums, researchers at the University of South Florida College of Public Health conclude.

12 Mar 2008

Postoperative chemotherapy does not improve survival in gastric cancer patients

The use of combination chemotherapy following surgery did not improve survival in patients with gastric cancer, according to a randomized clinical trial published online March 11 in the Journal of the National Cancer Institute .

12 Mar 2008

Post brain injury: New nerve cells originate from neural stem cells

Most cells in the human brain are not nerve cells, but supporting cells (glial cells).

12 Mar 2008

Turning off rogue macrophages

University of Pennsylvania scientists studying macrophages, the biological cells that spring from white blood cells to eat and destroy foreign or dying cells, have discovered how these "policemen" differentiate between friend and foe.

12 Mar 2008

A road map to safer pain control, cost savings during colonoscopies

At a time when several U.S. health insurers have discontinued payment for use of the sedative propofol during most screening colonoscopies, physicians at the University of Pennsylvania School of Medicine have discovered that an alternative way to administer the drug could both save millions of health care dollars and provide a safer way to deliver optimal pain relief.

12 Mar 2008

Switch for programmed cell death promotes spread of glioblastoma

Malignant tumors have usually lost their ability to destroy themselves by programmed cell death, or apoptosis.

12 Mar 2008

New imaging technique provides better view of Barrett's esophagus

Novel techniques to improve the quality of imaging are helping doctors get a better look at esophageal conditions such as Barrett's esophagus (BE), but they do not necessarily improve the diagnosis or physician agreement on images, according to a study published this month in Gastroenterology , the official journal of the American Gastroenterological Association (AGA) Institute.

12 Mar 2008