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Study Suggests Way To Create New Eggs In Women

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Controversy Over Stem-Cell Research Keeps Charities On Sidelines

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While talking with the media outside the Exciting Idlewild Baptist Church in Lutz, Fla., on Sunday, former House Speaker Newt Gingrich called for a commission to look at new rules for clinics that perform in vitro fertilization. Matt Rourke/AP hide caption

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Dr. Paolo Macchiarini, of Karolinska University Hospital, implants a synthetic windpipe. Karolinska Institute hide caption

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Karolinska Institute

Cancer Patient Gets First Totally Artificial Windpipe

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