PROCESS FOR CULTURING CELLS WHICH ARE CYTOTOXIC FOR NATURAL KILLER CELL RESISTANT TUMOR CELLS

摘要

TITLEIMPROVED PROCESS FOR PREPARINGACTIVATED KILLER CELLSABSTRACT OF THE DISCLOSUREThere is disclosed an improved process forpreparing lymphokine activated killer cells ortumor-infiltrating lymphocytes, the improvementcomprising culturing precursor cells in a closedcontainer made form copolymeric film material havinga specified O2 permeability, selected from specifiedmaterials, and having a thickness of from about 0.04mm to about 0.23 mm.