SCOTTSDALE, Ariz.--(BUSINESS WIRE)--March 16, 2006--Medistem Laboratories, Inc. (OTCBB:MDSM) (FWB:S2U), committed to the ethical development of next-generation medical therapies from non-controversial adult stem cell sources, has named veteran physician and medical entrepreneur, Roger M. Nocera, M.D., as its Executive Vice President and Chief Medical Officer.