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Last updated on April 16, 2014 at 13:58 EDT

Latest Kelvin J. A. Davies Stories

2011-08-30 19:11:07

Cell´s reserve fighting force shrinks with age, new study finds. When the body fights oxidative damage, it calls up a reservist enzyme that protects cells — but only if those cells are relatively young, a study has found. Biologists at USC discovered major declines in the availability of an enzyme, known as the Lon protease, as human cells grow older. The finding may help explain why humans lose energy with age and could point medicine toward new diets or pharmaceuticals...

2011-06-29 18:13:55

Overexpression of gene is linked with Alzheimer's disease and down syndrome Chronic stress has long been linked with neurodegeneration. Scientists at USC now think they may know why. The study, which has tremendous implications for understanding and treating Alzheimer's disease, was published in the June issue of The FASEB Journal (the Journal of the Federation of American Societies for Experimental Biology). Corresponding author Kelvin J. A. Davies, the James E. Birren Chair at the USC Davis...

2009-04-21 08:24:32

USC researchers uncover clues about cause of Huntington's diseaseResearchers from the University of Southern California have taken an important first step toward protecting against Huntington disease using gene therapy.Huntington Disease is an incurable neurological disorder characterized by uncontrolled movements, emotional instability and loss of intellectual faculties. It affects about 30,000 people in the United States, and children of parents with the disease have a 50 percent chance of...