PALO ALTO, Calif.--(BUSINESS WIRE)--July 20, 2006--StemCells, Inc. (NASDAQ: STEM - News) today announced that Maria Millan, M.D., F.A.C.S., Director, Liver Cell Transplant Program, is scheduled to present a paper at the World Transplant Congress at 11:10 a.m. on Tuesday, July 25, 2006. This year’s World Transplant Congress is being held July 22-27, 2006 at the Hynes Convention Center in Boston, Massachusetts.