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How fat is stored may explain lower rate of liver disease in African-Americans

Where different ethnic groups store fat in their bodies may account for differences in the likelihood they'll develop insulin resistance and non-alcoholic fatty liver disease, researchers at UT Southwestern Medical Center have found.

29 Mar 2009

Action video games improve real-world vision

Video games that involve high levels of action, such as first-person-shooter games, increase a player's real-world vision, according to research in today's Nature Neuroscience.

29 Mar 2009

'Gene hunters' find two new breast cancer genes

Cancer Research UK scientists have found two new regions of the genome that alter a woman's risk of breast cancer, according to a study in Nature Genetics.

29 Mar 2009

Difference in fat storage may explain lower rate of liver disease in African-Americans

29 Mar 2009

Discovery of protein that reactivates latent herpes simplex virus

Research in Public Library of Science (PLoS) Pathogens appears to solve a long standing medical mystery by identifying a viral protein, VP16, as the molecular key that prompts herpes simplex virus (HSV) to exit latency and cause recurrent disease.

29 Mar 2009

High prevalence of infection with three recently discovered human polyomaviruses

A majority of the human population has been exposed to newly discovered KI (KIV), WU (WUV), and Merkel cell (MCV) human polyomaviruses, according to a new study by researchers at the University of Colorado.

29 Mar 2009

How our brain performs facial recognition

Our brain extracts important information for face recognition principally from the eyes, and secondly from the mouth and nose, according to a new study from a researcher at the University of Barcelona.

29 Mar 2009

Drinking very hot tea increases risk of cancer of the oesophagus

People are advised to wait a few minutes before drinking a cup of freshly-boiled tea today as a new study, published on bmj.com, finds that drinking very hot tea (70°C or more) can increase the risk of cancer of the oesophagus, the muscular tube that carries food from the throat to the stomach.

29 Mar 2009

Vindictiveness doesn't pay

Vindictiveness doesn't pay. This has been demonstrated by a current study at Bonn and Maastricht Universities.

29 Mar 2009

Scientists create vector, exotic genes from induced stem cells

A team of University of Wisconsin-Madison researchers reports that it has created induced human pluripotent stem (iPS) cells completely free of viral vectors and exotic genes.

29 Mar 2009

Researchers reveal mechanism that regulates cancer-causing gene

Two University of Rhode Island scientists have revealed how a cancer causing protein is regulated by reactive oxygen species (ROS) -- a type of stress signal.

29 Mar 2009

New discovery could lead to new methods to block the transmission of HIV

A team of researchers at Mount Sinai School of Medicine and the UC Davis Center for Biophotonics Science and Technology have for the first time captured on video the transfer of human immunodeficiency virus (HIV) from infected to uninfected T cells through structures called virological synapses.

29 Mar 2009

Discovery of mechanism of neurodegeneration in Alzheimer's disease

Tiny, toxic protein particles severely disrupt neurotransmission and inhibit delivery of key proteins in Alzheimer's disease, two separate studies by Marine Biological Laboratory (MBL) researchers have found.

29 Mar 2009

Scientists discover structure of a protein that makes cancer cells resistant to chemotherapy

A research team at the Scripps Research Institute has obtained the first glimpse of a protein that keeps certain substances, including many drugs, out of cells.

29 Mar 2009

Using public transit may help you keep fit

The study, published in the Journal of Public Health Policy, finds that people who take public transit are three times more likely than those who don't to meet the Heart and Stroke Foundation of Canada's suggested daily minimum of physical activity.

29 Mar 2009

Protein from tick saliva shows potential for myasthenia gravis treatment

Looking for a better treatment for the autoimmune disease myasthenia gravis, researchers have found that a protein in tick saliva shows promise in limiting the severity of the disease in an animal model in a study published in the Annals of Neurology.

29 Mar 2009