Medicine News and Research

RSS

Sildenafil increases release of key reproductive hormone oxytocin

Researchers at the University of Wisconsin-Madison report this month that sildenafil increases the amount of oxytocin released by stimulation of the posterior pituitary gland, a small structure directly underneath the brain that regulates hormone levels in response to neural signals.

24 Aug 2007

Night shift work and cancer - no link found

Working the night shift doesn't appear to increase the risk of developing cancer, suggest the findings of a new study of Swedish workers.

24 Aug 2007

Networking in living cells may hold key to fighting diseases

Scientists in Manchester are working to change the social habits of living cells an innovation that could bring about cleaner and greener fuel and help fight diseases such as cancer and diabetes.

From The University of Manchester 24 Aug 2007

Nanoparticle drug delivery system for brain tumor therapy shows promise

A nanoparticle drug delivery system designed for brain tumor therapy has shown promising tumor cell selectivity in a novel cell culture model devised by University of Nottingham scientists.

24 Aug 2007

Tympanic membrane perforation may indicate brain injury

Physicians treating patients who have suffered tympanic membrane perforation as a result of blast should also look for signs of comcomitant brain or neurologic injury, according to a study published in the August 23 edition of the New England Journal of Medicine .

24 Aug 2007

Fat mice gain protection against diabetes

The world's fattest mice can overeat without developing insulin resistance or diabetes thanks to a glut of a key hormone, a dichotomy that helps explain why not all obese people are diabetic, a UT Southwestern Medical Center researcher has found.

24 Aug 2007

In the junk lies treasure when it comes to DNA

Three micro RNA genes appear to be key partners of protective gene p53; their loss is linked to common type of lung cancer

24 Aug 2007

Reported failure of vitamin E to prevent heart attacks may be due to underdosing

The findings, published early online in Free Radical Biology and Medicine, suggest that these earlier studies all had a fundamental flaw the doses used werent high enough to have a significant antioxidant effect.

24 Aug 2007

Sex among seniors

The first comprehensive, nationally representative survey on the prevalence of sexual activity among older Americans provides a portrait of the intimate lives of people ages 57 to 85.

24 Aug 2007

Environmental tests help predict hospital-acquired Legionnaires' disease risk

A new study spearheaded by the University of Pittsburgh School of Medicine has determined that environmental monitoring of institutional water systems can help to predict the risk of hospital-acquired Legionella pneumonia, better known as Legionnaires disease.

24 Aug 2007

Restless legs syndrome common and troublesome in children and adolescents

Restless legs syndrome is a common problem in children 8 years of age and older in the United States and the United Kingdom, according to a new report from an international team of researchers.

24 Aug 2007

Gastric bypass reduces mortality risk in severely obese patients

Severely obese patients who undergo gastric bypass surgery significantly reduce their risk of death from coronary heart disease, diabetes, and cancer, according to research published in the Aug. 23, 2007, issue of The New England Journal of Medicine.

24 Aug 2007

People ages 57 to 85 think of sexuality as an important part of life

The first comprehensive national survey of sexual attitudes, behaviors and problems among older adults in the United States has found that most people ages 57 to 85 think of sexuality as an important part of life and that the frequency of sexual activity, for those who are active, declines only slightly from the 50s to the early 70s.

24 Aug 2007