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Genomic factors may play a role in alcohol and tobacco use

Alcohol and smoking can be harmful, if not deadly. While the desire for these substances can be due to environmental cues, genomic factors also play an important role.

13 Aug 2007

Use of aluminium in sunscreens and sunblocks questioned

Scientists at Keele University in Staffordshire have questioned the safety of aluminium added to sunscreens and sunblocks.

13 Aug 2007

Adverse housing conditions are associated with the risk of developing diabetes

Fair or poor housing conditions are associated with the risk of developing diabetes in urban, middle-aged African-Americans according to a study published in the Aug. 15 issue of the American Journal of Epidemiology by a team of investigators from Indiana University School of Medicine, the Regenstrief Institute, Washington University in St. Louis and other institutions.

13 Aug 2007

Scientists take plumber's approach to Alzheimer's

Scientists are trying a plumber's approach to rid the brain of the amyloid buildup that plagues Alzheimer's patients: Simply drain the toxic protein away.

13 Aug 2007

High-tech diagnosis pinpoints causes of behavioral and psychiatric problems in patients

Is there a definitive test for mental illness? Not yet, but using advanced neuropsychiatric diagnostic tools including magnetic resonance imaging (MRI) and positron emission tomography (PET), mental health professionals at The Menninger Clinic in Houston are pinpointing the causes of behavioral and psychiatric problems in patients.

12 Aug 2007

Why acid reflux sometimes turns into cancer

New research from scientists at UT Southwestern Medical Center and the Dallas Veterans Affairs Medical Center underscores the importance of preventing recurring acid reflux while also uncovering tantalizing clues on how typical acid reflux can turn potentially cancerous.

12 Aug 2007

Connection between reduced glutathione and heart failure

Antioxidants are widely considered an important defense against heart disease, but University of Utah researchers have found excessive levels of one antioxidant - reduced glutathione - actually may contribute to the disease.

12 Aug 2007

Researchers discover how Bcl-3 protein stops inflammation

Researchers at the University of Pennsylvania School of Medicine recently identified how a regulatory protein called Bcl-3 helps to control the body's inflammation response to infection by interfering a critical biochemical process called ubiquitination.

12 Aug 2007

Impaired energy production in heart muscle may underlie heart failure in some hypertensive patients

Many people with long-standing high blood pressure develop heart failure.

12 Aug 2007

Light-activated molecules used to induce apoptosis in cancer cells

A key challenge facing doctors as they treat patients suffering from cancer or other diseases resulting from genetic mutations is that the drugs at their disposal often don't discriminate between healthy cells and dangerous ones -- think of the brute-force approach of chemotherapy, for instance.

12 Aug 2007

Writing off Avandia may be premature

Rosiglitazone, a drug marketed by GlaxoSmithKline as Avandia, for the treatment of type 2 diabetes, came under fire after an article published online May 21 by the New England Journal of Medicine linked it to significantly increased risk of heart attack and cardiovascular death.

12 Aug 2007

Thyroid disease: Understanding hypothyroidism and hyperthyroidism

Doctors often mistake the symptoms of thyroid disease for another disorder such as heart failure, high cholesterol, or even dementia, says a new edition of a report from Harvard Medical School.

11 Aug 2007

Women with migraines and aura have higher stroke risk

Women who have migraine headaches with visual symptoms (or aura) may be at increased risk for stroke compared to women who do not have migraines, researchers reported in Stroke, journal of the American Heart Association.

11 Aug 2007

Seat belt injuries in children

Ill-fitting seatbelts raise the risk of serious injury to children involved in car accidents. And seat belt injuries should alert physicians to look for signs of more serious consequences, particularly spinal cord injury, which is not always immediately apparent.

11 Aug 2007

All children adopted from outside North America should be screened for TB

University of Alberta researchers stress that all children adopted from outside North America should be screened for tuberculosis.

11 Aug 2007

FGFR4 gene plays a complex role in obesity, fatty liver and diabetes

Researchers at the Texas A&M Health Science Center Institute of Biosciences and Technology at Houston have found that a gene in the liver and elsewhere in the body, when inhibited or increased, affects fatty liver and diabetes but does not alleviate both diseases at once.

11 Aug 2007

Sex steroids, platelet aggregation and inflammation

In women, hormone therapy is a risk factor for venous thrombosis, a blood clot forming deep inside the vein. Despite the fact that the disorder is rare, it increases exponentially during menopause and can be deadly.

11 Aug 2007

New pathway for inflammation-induced cancer

A well-known inflammatory protein spawns an enzyme that inactivates two tumor-suppressing genes, ultimately triggering production of new blood vessels to nourish breast cancer cells, researchers at The University of Texas M. D. Anderson Cancer Center report in the August edition of the journal Cell .

11 Aug 2007

Researchers turn mouse into factory for human liver cells

Oregon Health & Science University researchers have figured out how to turn a mouse into a factory for human liver cells that can be used to test how pharmaceuticals are metabolized.

11 Aug 2007

Scientists prepare for future pandemic strains of H5N1

Preparing vaccines and therapeutics that target a future mutant strain of H5N1 influenza virus sounds like science fiction, but it may be possible, according to a team of scientists at the National Institute of Allergy and Infectious Diseases (NIAID), a component of the National Institutes of Health (NIH), and a collaborator at Emory University School of Medicine.

11 Aug 2007