tokens: Epstein-Barr virus nuclear antigen 2 ( EBNA2 ) -oestrogen receptor fusion proteins complement the EBNA2-deficient Epstein-Barr virus strain P3HR1 in transformation of primary B cells but suppress growth of human B cell lymphoma lines .
folded_tokens: epstein-barr virus nuclear antigen 2 ( ebna2 ) -oestrogen receptor fusion proteins complement the ebna2-deficient epstein-barr virus strain p3hr1 in transformation of primary b cells but suppress growth of human b cell lymphoma lines .
labels: B-virus I-virus O O O O O O O O O O O O B-virus I-virus I-virus I-virus B-virus O O O B-cell_type I-cell_type I-cell_type O O O O B-cell_line I-cell_line I-cell_line I-cell_line I-cell_line O