What is the Major Breakthrough in S. Korean Stem Cells Research?

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The discussion centers on a recent breakthrough in stem cell research reported in a Science article, which has garnered significant media attention. The key advancement appears to be an improvement in nuclear transfer techniques for extracting stem cells rather than the development of a new method for creating stem cells. A co-author of the study emphasized that this work could make human reproductive cloning more feasible, a prospect that many believed was still years away. However, concerns were raised about the practicality of harvesting fresh oocytes for this process. The conversation also touches on the distinction between human reproductive cloning and therapeutic cloning, indicating some confusion about the terminology used in the media coverage.
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I heard the news and an article is published in Science, but what exactly is the major breakthrough? To me it seems that they have improved on their technique of nuclear transfer (cloning) for extracting stem cells, not that they have created a new way of creating stem cells (the news seems to have picked up the topic big time).

http://sciencenow.sciencemag.org/cgi/content/full/2005/519/1
 
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I read a quote (on the front page of my local newspaper) from the American researcher that co-authored the article on their work for next month's edition in either Nature or Science, can't remember now.

Anyway, the point he made was the importance of this work is that it enabled human reproductive cloning to become practical. Didn't think that one was coming for another decade or so myself...
 
They need to harvest fresh oocytes, practical? When I heard the news I was hoping they had found a way to de-differentiate cells to stem cells chemically.. future music :)

You mention human reproductive cloning, are you sure you don't mean therapeutic cloning?
 
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