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Science 2 November 2007:
Vol. 318. no. 5851, pp. 754 - 755
DOI: 10.1126/science.1150795
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Perspectives

DEVELOPMENTAL BIOLOGY:
Acceptable nAGging

David L. Stocum

Understanding how a factor secreted by neural tissue promotes newt limb regrowth may help the field of regenerative medicine.

The author is in the Department of Biology, Indiana University-Purdue University Indianapolis, 723 W. Michigan St. Indianapolis, IN 46202, USA. E-mail dstocum{at}iupui.edu

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Science. ISSN 0036-8075 (print), 1095-9203 (online)