الاثنين، 18 يونيو 2012

ScienceDaily: Top News

ScienceDaily: Top News

Ancient warming greened Antarctica, study finds

Posted: 17 Jun 2012 02:03 PM PDT

A new study finds ancient Antarctica was much warmer and wetter than previously suspected. The climate was suitable to support substantial vegetation -- including stunted trees -- along the edges of the frozen continent.

Lariats: How RNA splicing decisions are made

Posted: 17 Jun 2012 11:25 AM PDT

Lariats are discarded byproducts of RNA splicing, the process by which genetic instructions for making proteins are assembled. A new study has found hundreds more lariats than ever before, yielding new information about how splicing occurs and how it can lead to disease.
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