Medical School News and Research

RSS

Inflammatory breast cancer

Everyone knows to be concerned about a lump as a sign of breast cancer. But there's another type of breast cancer – much more rare and much more lethal – that has as its primary sign redness, sometimes without any lump.

23 Oct 2007

Breakfast cereal helps prevent heart failure

New research suggests that men who eat more whole grain breakfast cereals reduce their risk of heart failure.

23 Oct 2007

Study explains why physical activity is beneficial in preventing heart attack and stroke

It is well known that physical activity can improve cardiovascular health. But it's the impact exercise has on specific known risk factors that accounts for about 60 percent of that improvement, researchers reported in Circulation: Journal of the American Heart Association.

22 Oct 2007

Sleep-deprivation causes brain to overreact to negative experiences

Without sleep, the emotional centers of the brain dramatically overreact to negative experiences, reveals a new brain imaging study in the October 23rd issue of Current Biology, a publication of Cell Press.

22 Oct 2007

The truth about your immune system

Vitamins, minerals, and herbal supplements can help complement a healthy diet and lifestyle, but consumers shouldn't count on them to boost their immune response, says the new edition of a Harvard Medical School report, The Truth About Your Immune System: What you need to know.

22 Oct 2007

Errors by hospital residents often down to poor teamwork, communication

Physicians-in-training are highly vulnerable to making medical errors that stem from teamwork breakdowns, especially a lack of supervision by experienced staff, according to a new study funded by HHS' Agency for Healthcare Research and Quality.

22 Oct 2007

Whole grain breakfast cereals may reduce risk of heart failure in men

Men who consume a higher amount of whole grain breakfast cereals may have a reduced risk of heart failure, according to a report in the October 22 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

22 Oct 2007

Exposure to sunlight may decrease risk of advanced breast cancer

A research team from the Northern California Cancer Center, the University of Southern California, and Wake Forest University School of Medicine has found that increased exposure to sunlight - which increases levels of vitamin D in the body - may decrease the risk of advanced breast cancer.

19 Oct 2007

New pathway identified by which cancer cells grow and survive

Cancerous tumors are wildly unfavorable environments. Struggling for oxygen and nutrients while being bombarded by the body's defense systems, tumor cells in fact require sophisticated adaptations to survive and grow.

19 Oct 2007

Immune cells found to promote formation of new blood vessels - potential for endometriosis treatments

A discovery in mice of immune cells that promote the formation of new blood vessels could lead to new treatments for endometriosis, a painful condition associated with infertility that affects up to 15 percent of women of reproductive age.

19 Oct 2007

Newly qualified doctors feel well prepared by medical school

Compared to 2000, significantly more newly qualified doctors believe that their medical school training prepares them well for their first clinical posts, according to research published in the online open access journal, BMC Medical Education.

18 Oct 2007

New model helps explain rules governing the transmission of microbes

Many of the most successful microbes are those that inhabit but do not kill their host. Cheaters lose. Tuberculosis settles into the lungs. Helicobacter pylori, the microbe causing ulcers, burrows into the stomach where it thrives on acids. And Salmonella typhi takes up residence in the gallbladder. All of these organisms can persist in our bodies for decades. What explains their success?

18 Oct 2007

Study identifies pathway required for normal reproductive development

Massachusetts General Hospital (MGH) clinical researchers, in collaboration with basic scientists from the University of California, Irvine (UC Irvine) have identified a new molecular pathway required for normal development of the reproductive, olfactory and circadian systems in both humans and mice.

17 Oct 2007

Medical school departments, department heads often have industry relationships

A study led by members of the Massachusetts General Hospital Institute for Health Policy (MGH-IHP) has found that institutional academic-industry relationships - financial relationships companies have with medical schools or teaching hospitals rather than with individual physicians or scientists - are as common and pervasive as individual relationships.

17 Oct 2007

Discovery of new area for exploration of schizophrenia

Schizophrenia may occur, in part, because of a problem in an intermittent on/off switch for a gene involved in making a key chemical messenger in the brain, scientists have found in a study of human brain tissue.

17 Oct 2007

Dietary advice for reducing cardiovascular risk

Diet is an important part of coronary heart disease prevention, and a new review of studies finds that dietary advice leads to modest improvement in risk factors such as high cholesterol and blood pressure, especially in people at higher risk.

17 Oct 2007

Use of NSAIDs underreported

Patients underreported their use of common but potentially dangerous over-the-counter pain medications known as NSAIDs, according to research presented at the Annual Scientific Meeting of the American College of Gastroenterology.

16 Oct 2007

Dmp1 gene and lung cancer

The first research to show the involvement of a gene known as Dmp1 in human lung cancer will hopefully lead to an increased understanding on what goes wrong at the cellular level to cause the disease, according to researchers from Wake Forest University School of Medicine reporting in Cancer Cell .

16 Oct 2007

African-Americans have a high overall incidence of colorectal cancer - study emphasizes importance of screening

New research presented at the 72nd Annual Scientific Meeting of the American College of Gastroenterology emphasizes the importance of colorectal cancer (CRC) screening among racial and ethnic minorities, who have a higher incidence of colorectal cancer compared to Caucasians.

16 Oct 2007

Study evaluates safety, efficacy and tolerability of probiotics for irritable bowel syndrome

A new analysis of randomized controlled trials evaluating probiotics in the treatment of irritable bowel syndrome (IBS) has found that Bifantis, Bifidobacterium infantis 35624, the sole ingredient in Align (manufactured by Procter & Gamble), is the only probiotic currently able to demonstrate significant improvement in IBS symptoms based upon a properly designed research study.

16 Oct 2007