tokens: E1A oncogene expression increases mammalian cell susceptibility to lysis by cytolytic lymphocytes ( CLs ) at a stage in this intercellular interaction that is independent of cell surface recognition events .
folded_tokens: e1a oncogene expression increases mammalian cell susceptibility to lysis by cytolytic lymphocytes ( cls ) at a stage in this intercellular interaction that is independent of cell surface recognition events .
labels: B-DNA_domain_or_region I-DNA_domain_or_region O O B-other_name I-other_name I-other_name O O O B-cell_type I-cell_type O B-cell_type O O O O O O O O O O O O B-other_name I-other_name I-other_name I-other_name O