DOI: 10.1126/science.315.5818.1493b , 1493b (2007); 315 Science et al. Ajit Varki;, The Uncertain Future of Research Chimpanzees www.sciencemag.org (this information is current as of April 2, 2007 ): The following resources related to this article are available online at http://www.sciencemag.org/cgi/content/full/315/5818/1493b version of this article at: including high-resolution figures, can be found in the online Updated information and services, found at: can be related to this article A list of selected additional articles on the Science Web sites http://www.sciencemag.org/cgi/content/full/315/5818/1493b#related-content http://www.sciencemag.org/about/permissions.dtl in whole or in part can be found at: this article permission to reproduce of this article or about obtaining reprints Information about obtaining registered trademark of AAAS. c 2007 by the American Association for the Advancement of Science; all rights reserved. The title SCIENCE is a Copyright American Association for the Advancement of Science, 1200 New York Avenue NW, Washington, DC 20005. Science (print ISSN 0036-8075; online ISSN 1095-9203) is published weekly, except the last week in December, by the on April 2, 2007 www.sciencemag.org Downloaded from