Obtain faster results and lot-to-lot consistency with Nunc Sterile Polystyrene Cell Factory™ Systems. A proven solution for large-scale production of cells, vaccines and therapeutic proteins, these systems have the same growth kinetics as laboratory-scale cell culture product. The ports of the system make it easy to customize and close, with custom tubing assemblies that facilitate venting, filling and harvesting. Filling and emptying a Cell Factory is a closed-system operation. No ancillary equipment required (as in roller apparatus).