Clinical cellular therapy applications often times require a cell expansion or maturation step prior to use. Traditionally, cell expansion or cell culture is performed in “open” systems including multi-well culture dishes or tissue culture flasks. These “open” steps present risks and are not ideal for larger-scale manufacturing. The new EXP-Pak™ cell expansion container offered by Charter Medical, Ltd. is a closed-system, gas permeable bag intended for expansion and culture of non-adherent cells. The data demonstrate that the EXP-Pak™ cell expansion…