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Nature 423, 381 (22 May 2003) | doi:10.1038/423381a

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Embryos aren't essential to stem-cell research

James L. Sherley1

  1. Biological Engineering Division, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA

Your Editorial "Disease insights from stem cells" (Nature 422, 787; 2003) gives the impression that most US scientists support human embryonic stem-cell research. Not everybody would agree; I would like to state a less reported view.