Originally posted by the Voice of America.
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         Pigs' Bladder Helps Patients' Stem Cells Grow Missing Muscles

   by George Putic

   The promise that stem cells may someday help regenerate damaged tissue
   seems to be close to fulfillment. Scientists at the University of
   Pittsburgh School of Medicine report that some of their severely
   injured patients grew new muscle tissue with the help of pigs'
   bladders. VOA's George Putic has more
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   [1]http://www.voanews.com/media/video/1971516.html

References

   1. http://www.voanews.com/media/video/1971516.html