Sunday, October 18, 2009

DISCOVERY MAKES EMBRYONIC STEM CELLS OBSOLETE

BBC:

US researchers have found a way to dramatically increase the harvest of stem cells from adult tissue.

It is a practical step forward in techniques to produce large numbers of stem cells without using embryos.

Using three drug-like chemicals, the team made the procedure 200 times more efficient and twice as fast, the Nature Methods journal reported.

It is hoped stem cells could one day be widely used to repair damaged tissue in diseases and after injuries.

Much of the work on stem cells has focused on those taken from embryos as they have an unlimited capacity to become any of the 220 types of cell in the human body - a so-called pluripotent state.


HARVESTING ADULT CELLS FROM THE PATIENT IS BETTER AND MORE MORAL THAN HARVESTING THEM FROM EMBRYOS.

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