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New smart anti-microbial approach to preventing tooth decay

Preventing cavities could one day involve the dental equivalent of a military surgical strike. A team of researchers supported by the National Institute of Dental and Craniofacial Research report they have created a new smart anti-microbial treatment that can be chemically programmed in the laboratory to seek out and kill a specific cavity-causing species of bacteria, leaving the good bacteria untouched.

23 Oct 2006

Health hazards of global warming

Global warming could do more to hurt your health than simply threaten summertime heat stroke, says a public health physician.

23 Oct 2006

Older mothers cope just as well with a new baby

Californian scientists have found that women who become mothers after age 50 are physically and mentally as capable of fulfilling the role of a good mother as women who are much younger.

23 Oct 2006

Study identifies different species of North American birds that could transmit bird flu

University of Georgia researchers have found that the common wood duck and laughing gull are very susceptible to highly pathogenic H5N1 avian influenza viruses and have the potential to transmit them.

23 Oct 2006

Peripheral arterial disease could predict life or death in heart patients

A growing health problem affecting older Americans puts them at higher risk for dying after heart surgery and other interventional procedures, such as heart catheterizations, according to findings published in the current edition of the Journal of the American College of Cardiology and co-authored by two leading University of Kentucky cardiologists.

23 Oct 2006

New biologic treatment for tennis elbow

A person suffering from tennis elbow may not have to look any further than his or her own body for the most effective treatment, according to a study published in the November issue of The American Journal of Sports Medicine.

23 Oct 2006

Common gene variant increases risk of developing diabetes

Carrying two copies of a common variant of a particular gene doubles your chances of developing diabetes and puts you in a similar risk category to being clinically obese, according to a collaborative study led by UCL (University College London) researchers.

23 Oct 2006

Race is associated with unfavorable breast cancer tumor biology

African-American women with breast cancer were more likely to have larger, later-stage tumors that were more difficult to treat and also had lower survival rates than Hispanic and Caucasian women who received the same treatment in two independent series of clinical trials examined by researchers from The University of Texas M. D. Anderson Cancer Center.

23 Oct 2006

Early detection, treatment of breast cancer leading to declining mortality rates

Although most health professionals agree that breast cancer is a "serious concern for women," there are some who believe the risk of getting breast cancer "has been blown out of proportion, sometimes to the detriment of more pressing issues," the Los Angeles Times reports.

23 Oct 2006

Statement by Mike Leavitt on WHO global pandemic influenza action plan to increase vaccine supply

The World Health Organization (WHO) has taken a significant step forward in the global effort to prepare for an influenza pandemic by publishing the Global Pandemic Influenza Action Plan to Increase Vaccine Supply.

23 Oct 2006

Popular ADHD drug Ritalin safe and effective for pre-schoolers

A new study by researchers from the Johns Hopkins Children's Center and five other medical centers concludes that carefully measured, low doses of methylphenidate (Ritalin) are safe and effective for attention-deficit and hyperactivity disorder (ADHD) in preschoolers.

23 Oct 2006

Urgent action required to increase pandemic influenza vaccine supply

A set of activities identified in the World Health Organization's (WHO's) new Global pandemic influenza action plan to increase vaccine supply requires immediate and sustained action and funding, if the world is to be prepared for an influenza pandemic to which there would be almost universal susceptibility.

23 Oct 2006

Quantum dots help cancer imaging studies

One of the more difficult diagnostic tasks an oncologist faces is determining if cancer has spread to the lymphatic system, particularly when it is necessary to assess lymphatic drainage from two separate drainage basins.

23 Oct 2006

Multivalent effects of RGD peptides obtained by nanoparticle display

While a growing body of literature has shown that nanoparticle targeting can improve drug delivery and tumor imaging, there have been few systematic studies examining the net positive effect of nanoparticle targeting.

23 Oct 2006

Squalenoyl nanomedicines as potential therapeutics

Nucleoside analogs such as cytarabine and gemcitabine are powerful anticancer agents, but a simple chemical modification that causes them to assemble into stable nanoparticles could make them even more valuable in the treatment of a wide variety of cancers.

23 Oct 2006

Functionalization of individual ultra-short single-walled carbon nanotubes

While most research aimed at developing carbon nanotubes as tumor-targeting drug and imaging agent delivery vehicles has focused on full-length nanotubes, Lon Wilson, Ph.D., and his colleagues at Rice University have been working with ultra-short nanotubes that cells appear to take up more efficiently than their longer counterparts.

23 Oct 2006

Silicone breast implants make a comeback in Canada

The Canadian government has reversed a partial ban placed more than 13 years ago over health concerns linked to silicone breast implants.

23 Oct 2006

Count those calories when you eat out because the chef won't!

According to a survey carried out in the U.S., counting how many calories are in the food they prepare is not something the average chef in a restaurant bothers about.

22 Oct 2006

Lower employer health insurance coverage fuels rising number of uninsured

The decline in the number of employers offering health insurance has led to a rise in the percentage of U.S. residents who are uninsured, according to two issue papers released Thursday by the Kaiser Family Foundation's Commission on Medicaid and the Uninsured, CQ HealthBeat reports.

22 Oct 2006