Catálogo de publicaciones - revistas

<jats:p> For the first time ever, a vaginal gel has unequivocally blocked the transmission of HIV, it was reported online this week in <jats:italic>Science</jats:italic> and in a presentation at the 18th International AIDS Conference in Vienna. </jats:p>

<jats:p>Last week's sharply divided opinion on whether the Food and Drug Administration should pull the glucose-lowering drug Avandia from the U.S. market for potentially increasing the risk of heart attacks in diabetes patients has left a lingering scientific question: What should happen to a study, called TIDE, that compares Avandia and a competing drug, Actos?</jats:p>

<jats:p>A new plan by the National Science Foundation to fold three programs aimed at preparing more minority students to enter careers in science and engineering into a still-to-be-defined initiative has scientists and university administrators involved in the programs up in arms, and Congress is telling NSF to go back to the drawing board.</jats:p>

<jats:p> <jats:italic>Science</jats:italic> Insider reported this week that climate scientist and activist Stephen Schneider, 65, died 19 July of an apparent heart attack, ending a nearly 40-year career doing climate science, assessing climate science for policymakers, explaining it articulately to the public, and defending it energetically against skeptics, among other stories. </jats:p>

<jats:p>This month, China announced that it will cut exports this year of rare-earth elements by 40%, which could ground fledgling efforts to build clean-energy industries in the United States and other Western countries.</jats:p>

<jats:p>Time is running out for the world's only freshwater porpoise, the Yangtze finless porpoise: Unless threats to its survival are met head on, the porpoise could be gone in 15 years, ecologists say.</jats:p>