"I think this is a really important advance, " says Dieter Egli, an investigator at the New York Stem Cell Foundation and Columbia University.

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The procedure would involve methods similar to the one I wrote about late last year being tested by Dieter Egli at the New York Stem Cell Foundation.

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Egli and other stem cell scientists are eager to replicate the process, to test how reliable and robust it is, and hurdles still remain before the technique is standardized.

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Egli is among the handful of scientists who have been working to perfect the technique with human cells and in 2011, succeeded in producing human stem cells, but with double the number of chromosomes.

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Only last year, she said, Egli and Paull and their colleagues demonstrated that the nuclear transfer of eggs cells could generate patient-specific stem cell lines for potential cell replacement therapy to treat diseases like diabetes.

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