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Major tobacco company manipulates data on effects of additives in cigarettes

A new UCSF analysis of tobacco industry documents shows that Philip Morris USA manipulated data on the effects of additives in cigarettes, including menthol, obscuring actual toxicity levels and increasing the risk of heart, cancer and other diseases for smokers.

7 Jan 2012

Drinking red wine in moderation may reduce risk of breast cancer

Drinking red wine in moderation may reduce one of the risk factors for breast cancer, providing a natural weapon to combat a major cause of death among U.S. women, new research from Cedars-Sinai Medical Center shows.

7 Jan 2012

Researchers crack structure and function of malarial protein

A biology lab at Washington University has just cracked the structure and function of a protein that plays a key role in the life of a parasite that killed 655,000 people in 2010.

7 Jan 2012

Scientists identify how dihydromyricetin counteracts acute alcohol intoxication

UCLA researchers have identified how a component of an ancient Chinese herbal anti-hangover medicine called dihydromyricetin, isolated from the plant Hovenia, counteracts acute alcohol intoxication and withdrawal symptoms.

6 Jan 2012

Researchers urged to differentiate between two bladder cancer subtypes in their studies

Researchers are being urged to differentiate between two types of bladder cancer when they carry out studies, after a detailed trends analysis revealed significant differences between the main subtypes of the disease.

5 Jan 2012

NovaSterilis awarded soft tissue processing patent

NovaSterilis Inc., specializing in developing applications for supercritical carbon dioxide, has been granted US Patent 8,034,288 B2. The patent, dated October 11, 2011 entitled “Method and Apparatus for Cleaning of Viable Donor Soft Tissue”, covers a new method for cleaning soft allograft tissue including tendon, fascia, and skin with a supercritical fluid, thus avoiding other harmful chemical solvents that may leave residual chemicals.

4 Jan 2012

New standards to ensure quality of probiotic food ingredients proposed

With strong consumer interest in probiotics-and new manufacturer innovations for incorporating these ingredients into a broader array of food products-new standards to help ensure the quality of probiotic food ingredients are being proposed for public review and comment.

4 Jan 2012

Scientists discover chemical compound that inhibits poxviruses from replicating

A team of scientists from Boston University School of Medicine (BUSM) have identified a novel compound that inhibits viruses from replicating. The findings, which are published online in the Journal of Virology, could lead to the development of highly targeted compounds to block the replication of poxviruses, such as the emerging infectious disease Monkeypox.

4 Jan 2012

FDA notes shortage of ADHD medicines

According to the U.S. Food and Drug Administration (FDA) drugs to treat attention deficit hyperactivity disorder (ADHD) are in such short supply that hundreds of patients complain daily to the agency that they are unable to find a pharmacy with enough pills to fill their prescriptions.

2 Jan 2012

Speedy drug metabolism more likely to cause multidrug-resistant TB

A UT Southwestern Medical Center study using a sophisticated "glass mouse" research model has found that multidrug-resistant tuberculosis (TB) is more likely caused in patients by speedy drug metabolism rather than inconsistent doses, as is widely believed.

29 Dec 2011

Increase in human activity threatens natural aquatic ecosystems in Tanzania

An increase in human activity is posing a threat to natural aquatic ecosystems in Tanzania and contributing to environmental damage and ecological changes. Doctoral research carried out by Hezron Emmanuel Nonga shows that agriculture and livestock farming leads to eutrophication in lakes and the proliferation of cyanobacteria which produce microcystins.

29 Dec 2011

Powerful painkiller on its way to the market: Experts worry about addiction woes

Drug makers are on their way to a pure, more powerful version of the nation’s second most-abused medicine, which has addiction experts worried that it could spur a new wave of abuse. The new pills contain the highly addictive painkiller hydrocodone, packing up to 10 times the amount of the drug as existing medications such as Vicodin.

28 Dec 2011

Researchers warn food allergy blood tests should never be used as standalone diagnostics

An advisory from two leading allergists, Robert Wood of the Johns Hopkins Children's Center and Scott Sicherer of Mt. Sinai Hospital in New York, urges clinicians to use caution when ordering allergy tests and to avoid making a diagnosis based solely on test results.

26 Dec 2011

Glycol chitosan-coated MRI agent safer, more effective in detecting breast cancer

Many imaging technologies and their contrast agents - chemicals used during scans to help detect tumors and other problems - involve exposure to radiation or heavy metals, which present potential health risks to patients and limit the ways they can be applied.

26 Dec 2011

Fluoride has dramatic effects on bacteria inside the mouth

Regular use of fluoride-containing toothpaste and mouthwash has long been known to strengthen the enamel on teeth. But new research by Howard Hughes Medical Institute (HHMI) scientists finds that fluoride also has dramatic effects on bacteria inside the mouth -- including those that form plaque and can cause cavities.

23 Dec 2011

Researchers develop CAD-type tools to engineer RNA control systems

The computer assisted design (CAD) tools that made it possible to fabricate integrated circuits with millions of transistors may soon be coming to the biological sciences. Researchers at the U.S. Department of Energy (DOE)'s Joint BioEnergy Institute (JBEI) have developed CAD-type models and simulations for RNA molecules that make it possible to engineer biological components or "RNA devices" for controlling genetic expression in microbes.

23 Dec 2011

Hand washing tips to prevent illness and spreading germs

With holiday gatherings, New Year celebrations, and constant travelling, hand washing is one of the most important ways to prevent getting sick and spreading germs. Many illnesses, including the common cold, are spread by not washing hands properly with soap and water. According to statistics from the National Library of Medicine, the common cold accounts for approximately 22 million missed days of school and 20 million absences from work.

22 Dec 2011

New model to analyze health hazards linked with pesticides and toxic chemicals

Approximately 80,000 industrial chemicals are in use and about 700 new chemicals are introduced to commerce each year in the United States, according to the U.S. Government Accountability Office. To assess human health risks from exposure to harmful substances, James Englehardt, professor in the College of Engineering at the University of Miami, is proposing a new technique that is more efficient than current methods.

22 Dec 2011

Vanderbilt to develop low-cost extraction device for people in resource-poor settings

They call it "The Extractionator." The prototype looks like nothing more than a length of clear plastic tubing until you inspect it closely. But it could be the basis of an easy-to-use and low-cost sample collection and preparation system that will help bring the benefits of medical diagnostic testing to the people who live in the poorest areas of the world.

17 Dec 2011

Study: Many prescription drugs use phthalates as inactive ingredients

Researchers from Boston University's Slone Epidemiology Center (SEC), in collaboration with Harvard School of Public Health, have found numerous prescription and over-the-counter drugs and supplements use certain chemicals called phthalates as inactive ingredients in their products.

15 Dec 2011