Study: Spinal cord can repair itself

<P>February 14, 2007 (ScienceDaily)- U.S. scientists say they have disproved the long-held theory that the spinal cord is incapable of repairing itself.</P> <P>The Johns Hopkins University researchers say human nerve stem cells they transplanted into damaged spinal cords of rats have survived, grown and in some cases connected with the rats’ own spinal cord cells…</P>