tokens: BACKGROUND : The immediate early genes ( IE ) of human cytomegalovirus ( CMV ) can be expressed in monocytic cells and are known to regulate viral and cellular genes .
folded_tokens: background : the immediate early genes ( ie ) of human cytomegalovirus ( cmv ) can be expressed in monocytic cells and are known to regulate viral and cellular genes .
labels: O O O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O B-DNA_family_or_group O O B-virus I-virus O B-virus O O O O O B-cell_type I-cell_type O O O O O O O O O O