Newswise

Scientists Reveal How Induced Pluripotent Stem Cells Differ from Embryonic Stem Cells and Tissue of Derivation

The same genes that are chemically altered during normal cell differentiation, as well as when normal cells become cancer cells, are also changed in stem cells that scientists derive from adult cells, according to new research from Johns Hopkins and Harvard.

New Optical Tool Could Produce ‘Virtual Biopsies’ for Brain Cancer

As an electrical engineer, Jin U. Kang has spent years tinkering with lasers and optical fiber, studying what happens when light strikes matter. Now, he’s taking on a new challenge: brain surgery.

Teen Girls Diagnosed with STI More Likely to Tell and Seek Treatment for Partners After Watching Video

A study at Johns Hopkins Children’s Center found that girls diagnosed with pelvic inflammatory disease (PID) who watched a short educational video were three times more likely to discuss their condition with their partners and to ensure partner treatment than girls diagnosed and treated without seeing the film.

Big Air Pollution Impacts on Local Communities

Heavy traffic corridors in the cities of Long Beach and Riverside are responsible for a significant proportion of preventable childhood asthma, and the true impact of air pollution and ship emissions on the disease has likely been underestimated, according to researchers at the University of Southern California (USC).

Warmer Homes Mean Better Health for Poor People

Being warm enough at home might lead to better health, according to a new review.

American Journal of Public Health: November 2009 Supplement

1) Walking groups, improved safety lead to increased physical activity; 2) Catching enough Zzz’s leads to healthier food choices; 3) Preventative interventions help to reduce pesticide exposures to farmworkers.

Cultural Beliefs About Pesticides Put Mexican Farmworkers at Risk

Pesticides, unfortunately, are not without risk to those who labor in the fields and orchards, planting, tending and harvesting crops -- and this risk increases for Mexican farmworkers.