passages.id: split_5_test_1379_passage
passages.type: progene_text
passages.text: To work toward delineation of lung cancer - associated antigens , we developed tumor infiltrating lymphocytes ( TILs ) , peripheral blood mononuclear cell - derived cytolytic T cell lines ( CTL ) , autologous lung cancer cell lines , and normal lung cell lines from 17 patients undergoing lung cancer resections .