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Time, surgery appear to reduce episodes of dizziness in patients with Ménière's

Episodes of dizziness tend to become less frequent over time in patients with Ménière's disease, a condition characterized by vertigo, hearing loss and ringing in the ears, according to a report in the November issue of Archives of Otolaryngology–Head & Neck Surgery.

17 Nov 2008

Scientists use patient's own stem cells to treat heart failure

Researchers at the University of Utah are enrolling people in a new clinical trial that uses a patient's own stem cells to treat ischemic and non-ischemic heart failure.

17 Nov 2008

Optical frequency-domain imaging provides 3-D view of human coronary arteries

For the first time researchers are getting a detailed look at the interior of human coronary arteries, using an optical imaging technique developed at the Wellman Center for Photomedicine at Massachusetts General Hospital (MGH).

17 Nov 2008

Ethnic disparities in treatment of trauma patients

The initial evaluation and management of injured patients from minority ethnic groups nationwide appears to be similar to that of non-Hispanic white patients, according to a report in the November issue of Archives of Surgery.

17 Nov 2008

Study helps identify beachgoers at increased risk of skin cancer

Identifying the sun-protection practices and risk profiles of beachgoers may help determine those who would benefit from targeted interventions intended to reduce the risk of skin cancer, according to a study in the November issue of Archives of Dermatology.

17 Nov 2008

Study helps clarify role of vitamin D in cancer therapy

A colon cancer cell isn't a lost cause. Vitamin D can tame the rogue cell by adjusting everything from its gene expression to its cytoskeleton.

17 Nov 2008

Simple, inexpensive method for detecting contaminants in heparin

The blood-thinning drug heparin is highly effective when used to prevent and treat blood clots in veins, arteries and lungs, but earlier this year its reputation as a lifesaver was sullied when contaminated heparin products caused serious allergic reactions that led to a large number of deaths.

17 Nov 2008

Sleep helps the mind learn complicated tasks

Sleep helps the mind learn complicated tasks and helps people recover learning they otherwise thought they had forgotten over the course of a day, research at the University of Chicago shows.

17 Nov 2008

Scientists discover new cause of fatal brain injury from acute viral meningitis

In a November 16 advance, online publication of the journal Nature, the researchers say their discovery revamps common beliefs about how such potentially lethal infections may be ravaging the brain and suggests the possibility of new treatments.

17 Nov 2008

Researchers find deadly protein that acts as a cancer master switch

Two critical properties of cancer cells are their ability to divide without restraint and to spread away from the primary tumor to establish new tumor sites.

17 Nov 2008

A link found between nicotine addiction and autism

Scientists have identified a relationship between two proteins in the brain that has links to both nicotine addiction and autism.

17 Nov 2008

Predicting the future for patients with severe traumatic brain injury

"How will our loved one come out of this?" After an accident that results in severe traumatic brain injury (sTBI), the answer to this simple question can change everything for a family.

17 Nov 2008

Exercise after bariatric surgery can yield better postoperative outcomes

A new study by researchers from The Miriam Hospital's Centers for Behavioral and Preventive Medicine suggests increased physical activity after bariatric surgery can yield better postoperative outcomes.

17 Nov 2008

Pain and itch regulated by different molecular mechanisms

Historically, scientists have regarded itching as a less intense version of the body's response to pain, but researchers at Washington University School of Medicine in St. Louis have determined that pain and itch actually are regulated by different molecular mechanisms.

17 Nov 2008

Smoking causes bladder cancer

The Great American Smokeout is this Thursday, and the American Urological Association (AUA) gives smokers another good reason to quit: Smoking causes bladder cancer.

17 Nov 2008

Large deformation diffeomorphic mapping reveals brain abnormalities that may play key role in ADHD

A study published in the online advance edition of The American Journal of Psychiatry for the first time reveals shape differences in the brains of children with ADHD, which could help pinpoint the specific neural circuits involved in the disorder.

17 Nov 2008

New evidence on how proteins help cells fix broken DNA

Aucott et al. report the first in vivo experiments on the heterochromatin protein 1 (HP1) family, which sidles up to silent DNA.

17 Nov 2008

Non-white med students reject therapies associated with their culture

Non-white medical students are more likely to embrace orthodox medicine and reject therapies traditionally associated with their cultures.

17 Nov 2008

Study suggests Siemens non-invasive blood test may have a role in monitoring breast cancer patients' response to Herceptin

Siemens Healthcare announced that data from a new study published in the American Cancer Society journal Cancer, supports using the Siemens Serum HER-2/neu test to monitor patients with an aggressive type of metastatic breast cancer.

17 Nov 2008

New molecular insight into vertebrate brain development

In the December 1st issue of G&D, Dr. Fred H. Gage (The Salk Institute for Biological Studies) and colleagues reveal a role for the Hippo signaling pathway in the regulation of vertebrate neural development, identifying new factors - and potential therapeutic targets - that may be involved in congenital brain size disorders and neurological tumor formation.

17 Nov 2008