Sounds as if confusion continues. Hope this link works for you.
http://www.sciencemag.org/cgi/content/full/322/5904/1038?sa_campaign=Email/sntw/14-November-2008/10.1126/science.322.5904.1038
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Received on Fri Nov 14 09:56:46 2008
This archive was generated by hypermail 2.1.8 : Fri Nov 14 2008 - 09:56:47 EST