02 Jul 2008

Crossed (Evolutionary) Signals?

What do humans and single-celled choanoflagellates have in common? More than you'd think. New research into the choanoflagellate genome shows these ancient organisms have similar levels of proteins that cells in more complex organisms, including humans, use to communicate with each other. As per a paper published last week in the Proceedings of the National Academies of Science, these findings help confirm choanoflagellates' role as an evolutionary link between single-celled and multi-celled organisms. They also contend that these insights into the organism's genome may mean that the proteins used to help cells communicate may have other roles as well. The scientists are from the University of California, San Francisco and the European Molecular Biology Laboratory in Heidelberg, Gera number of........

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