World's First Approved Stem Cell Drug; Osiris Receives Marketing Clearance from Health Canada for Prochymal

Osiris Therapeutics Inc. OSIR announced today it has received market authorization from Health Canada to market its stem cell therapy Prochymal® (remestemcel-L), for the treatment of acute graft-vs-host disease (GvHD) in children. The historic decision marks the world's first regulatory approval of a manufactured stem cell product and the first therapy approved for GvHD — a devastating complication of bone marrow transplantation that kills up to 80 percent of children affected, many within just weeks of diagnosis.