tokens: Despite the absence of these ER peptides , the TAP1-/- cells were able to efficiently cross-prime E1A- and E1B- specific CTLs following immunization of syngeneic mice .
folded_tokens: despite the absence of these er peptides , the tap1-/- cells were able to efficiently cross-prime e1a- and e1b- specific ctls following immunization of syngeneic mice .
labels: O O O O O B-cell_component O O O B-cell_type I-cell_type O O O O O O O O O O O B-other_name O B-other_artificial_source I-other_artificial_source O