Embryonic stem cell pioneer Geron exits field, cuts losses.
Simon
S
Frantz
D004345:Drug Industry / Q000191:economics*; D053595:Embryonic Stem Cells / Q000637:transplantation; D006801:Humans; D013119:Spinal Cord Injuries / Q000188:drug therapy; D057905:Stem Cell Research / Q000191:economics*