Fed-batch protein production processes have become more favored because of their simplicity under large-scale conditions. PAA laboratories′ ActiCHO media system is an industrial media package for the cultivation of Chinese Hamster Ovary (CHO) cells in large-scale applications. It contains all media needed from cell thaw until harvest in large scale, which are a stock culture and cell-expansion medium, a production medium, and two appropriate feed media. The formulation of each single medium is titrated carefully to complement the…