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Dramatic increase in antibiotic-resistant staph infections

Staph infections resistant to antibiotics, previously only associated with hospitalization or prior contact with the healthcare system, are now widespread in the community and coming home.

9 Mar 2006

How close Americans live to hospitals that can perform angioplasty

University of Michigan and Yale analysis shows that within 60 minutes, 80 percent of Americans could reach a hospital that can do emergency angioplasty.

9 Mar 2006

Details of protein-cleaving complex key to microbe's survival may improve drug design

With the hope of designing more effective treatments for tuberculosis (TB), scientists from the U.S. Department of Energy's Brookhaven National Laboratory and collaborating institutions have published the first detailed reports on the biochemistry and structure of a protein-cleaving complex that is essential to the TB bacterium's survival.

9 Mar 2006

Extraordinarily high rates of untreated mental illness reported by community studies are false

According to widely reported community-based research, almost half the U.S. population suffers from depression. But research by two sociologists indicates that percentage is greatly exaggerated or is a misrepresentation.

9 Mar 2006

Lilly launches phase III trial of Enzastaurin

One of the deadliest and rarest forms of cancer is the focus of a Phase III study initiated by Eli Lilly and Company today.

9 Mar 2006

Study supports guidelines for treatment of aortic regurgitation

Patients with leaky aortic heart valves appear to do better when the valves are replaced before significant symptoms develop, as recommended by the American College of Cardiology/American Heart Association guidelines, according to a new study in the Journal of the American College of Cardiology.

9 Mar 2006

Virtual reality to train brain and heart surgeons

Virtual reality simulation tools are already revolutionizing the way dentists are taught at Case Western Reserve University - and if M. Cenk Cavusoglu has his way, simulation technology at Case will also train the world's brain and heart surgeons.

9 Mar 2006

Aspirin is beneficial in a wide range of men for protection against heart disease

Taking aspirin to prevent coronary heart disease is beneficial and cost-effective for a wider range of men than is often recognized, a study from the University of North Carolina at Chapel Hill has found.

9 Mar 2006

New way to study proteins in live cells

For the first time, Johns Hopkins researchers were able to easily jumpstart the activity of a well-known cancer protein in live cells with a small molecule, a strategy that pinpointed key players in the cancer process and can be used to determine new therapeutic targets.

9 Mar 2006

Genetic switch that turns off an oxygen-poor cell's combustion engine - finding has potential to limit toxic molecules

Johns Hopkins researchers have discovered a previously unrecognized role played by the gene HIF-1 as it helps cell survive when a lack of oxygen decreases production of an energy-rich molecule called ATP and increases production of toxic molecules.

9 Mar 2006

Gene regulation determines human-chimp differences

The vast differences between humans and chimpanzees are due more to changes in gene regulation than differences in individual genes themselves

9 Mar 2006

Antiretroviral therapy (ART) should be strongly considered in the management of infants infected with HIV

Antiretroviral therapy (ART) for infants born with HIV infection may be most effective when given in their first five months of life, according to a study published in the April 1 issue of The Journal of Infectious Diseases.

9 Mar 2006

New genome-wide map of miRNA-MRNA interactions

Researchers at New York University's Center for Comparative Functional Genomics and the University of California, Berkeley have used computational analyses to predict a genome-wide map of microRNA (miRNA) targets in the animal model organism, Caenorhabditis elegans (C. elegans).

9 Mar 2006

How mammalian brains recognize other individuals

Imagine seeing a former high school classmate you always wanted to know better. Then imagine seeing that kid who used to push you in the hallways. Do you react differently? What happens in your brain during these encounters?

9 Mar 2006

Cornell develops technique for making living, functional cells glow

The development gives researchers insights into how hearts develop in living mouse embryos and could improve our understanding of irregular heartbeats, known as arrhythmias, as well as open doors to observing cellular processes to better understand basic physiology and disease.

9 Mar 2006