Different modes , like chemical induction , lytic superinfection with EBV and single gene trans-activation converted the recombinant ori Lyt element in R7-57 reporter cells .
different modes , like chemical induction , lytic superinfection with ebv and single gene trans-activation converted the recombinant ori lyt element in r7-57 reporter cells .
O O O O O O O O O O B-virus O B-other_name I-other_name I-other_name O O B-DNA_domain_or_region B-DNA_domain_or_region I-DNA_domain_or_region O O B-cell_line I-cell_line I-cell_line O