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Science 4 March 2005:
Vol. 307. no. 5714, p. 1393
DOI: 10.1126/science.307.5714.1393b
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News of the Week

HUMAN EMBRYONIC STEM CELLS:
Getting the Mice out of ES Cell Cultures

Constance Holden

Researchers in Wisconsin have come a step closer to developing a culture for human embryonic stem (ES) cells that is free of animal products--a recipe that is essential for growing any cells that would be used for therapy in humans.

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