FILE - This March 16, 2012 file photo shows researcher Terry Storm working in a stem cell research lab at the Lorry I. Lokey Stem Cell Research Building on the Stanford University campus in Palo Alto, Calif. A report by the Institute of Medicine released Thursday Dec. 6, 2012 said California’s stem cell agency has done a good job of supporting research but said improvements are needed. (AP Photo/Paul Sakuma, file)

Associated Press
FILE - This March 16, 2012 file photo shows researcher Terry Storm working in a stem cell research lab at the Lorry I. Lokey Stem Cell Research Building on the Stanford University campus in Palo Alto, Calif.   A report by the Institute of Medicine released Thursday Dec. 6, 2012 said California’s stem cell agency has done a good job of supporting research but said improvements are needed. (AP Photo/Paul Sakuma, file)
FILE - This March 16, 2012 file photo shows researcher Terry Storm working in a stem cell research lab at the Lorry I. Lokey Stem Cell Research Building on the Stanford University campus in Palo Alto, Calif. A report by the Institute of Medicine released Thursday Dec. 6, 2012 said California’s stem cell agency has done a good job of supporting research but said improvements are needed. (AP Photo/Paul Sakuma, file)