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Protein protects lung cancer cells from efforts to fix or kill them

Published: Feb 28th, 2008

GAINESVILLE, Fla. — A protein that helps lung cancer cells thrive appears to do so by blocking healthy cells’ ability to fix themselves when radiation or chemicals such as nicotine damage their DNA, according to a University of Florida study to be published Friday (Feb. 29) in the journal Molecular Cell.

First global malaria map in decades shows reduced risk

Published: Feb 26th, 2008

GAINESVILLE, Fla. — About 35 percent of the world’s population is at risk of contracting deadly malaria, but many people are at a lower risk than previously thought, raising hope that the disease could be seriously reduced or eliminated in parts of the world.

Out-of-whack protein may boost Parkinson’s

Published: Feb 26th, 2008

GAINESVILLE, Fla. — A single change in a protein may play a role in whether someone develops Parkinson’s disease, say University of Florida Genetics Institute researchers writing in a recent issue of the Proceedings of the National Academy of Sciences.

Humans inhabited New World’s doorstep for 20,000 years

Published: Feb 13th, 2008

GAINESVILLE, Fla. — The human journey from Asia to the New World was interrupted by a 20,000-year layover in Beringia, a once-habitable region that today lies submerged under the icy waters of the Bering Strait.

Scientists rebuild ancient proteins to reveal primordial Earth’s temperature

Published: Feb 6th, 2008

GAINESVILLE, Fla. — Using the genetic equivalent of an ancient thermometer, a team of scientists has determined that the Earth endured a massive cooling period between 500 million and 3.5 billion years ago.