This sort of research is being applied at a more practical level. There are centers in the US and Germany which used this basic research in the rehabilitation of spinal cord injury victims. For example: http://www.stjohnsmercyrehab.com/inpatient/spinalcordinjury.asp With partial spinal cord injuries there has been recovery of motor function.
viyh writes "North Korea conducted a nuclear test on Monday, South Korea's Yonhap news agency quoted a ruling party official as saying. A magnitude 4.7 earthquake was recorded by the USGS in North Korea. South Korean President Lee Myung-bak has called an emergency meeting of cabinet ministers over the test, Yonhap said."