Sangamo Announces Completion Of TxCell Acquisition PR Newswire RICHMOND, Calif. and VALBONNE, France, Dec. 3, 2018 RICHMOND, Calif. and VALBONNE, France , Dec. 3, 2018 /PRNewswire/ -- Sangamo Therapeutics, Inc. (Nasdaq: SGMO) today announced the completion of the acquisition of TxCell, SA. TxCell is now a subsidiary of Sangamo and has been delisted from the French stock market. "The acquisition of TxCell immediately positions Sangamo as the leader in CAR-Treg development," said Sandy Macrae ,...