PALO ALTO, Calif., Dec. 7, 2010 (GLOBE NEWSWIRE) -- StemCells, Inc. (Nasdaq:STEM) announced today that is has received authorization from Swissmedic, the Swiss regulatory agency for therapeutic products, to initiate a Phase I/II clinical trial in Switzerland of the Company's proprietary HuCNS-SC® product candidate (purified human neural stem cells) in chronic spinal cord injury. The trial is designed to assess both safety and preliminary efficacy in patients with varying degrees of paralysis who are three to 12 months post-injury, and will progressively enroll patients based upon the severity of injury. Enrollment is expected to begin in early 2011.