UI researchers using genetic relationships to track evolution
By Paul Wood
Sunday November 16, 2008
Vanda Bidwell
From left, University of Illinois Professor Carl Woese, graduate student Elijah Roberts and Professor Zaida Luthey-Schulten show a computer they use for research. They are co-authors of a study in the Proceedings of the National Academy of Sciences.
URBANA – The latest computer technology has buttressed a revolutionary look at how life evolved, while offering new potential for medicines.
Carl Woese startled the scientific world in 1977 by positing that there are three essential domains, or types of life. Before, there were thought to be two, bacteria and everything else: eukaryotes, whose cells contain membrane-coated parts, such as the nucleus.
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