14844
Basing on these experiments, trans-cellular activation of EBV was tested by cocultivation of BZLF 1 -expressing R59Z activator cells with the R7-57 reporter line .
 ( protein: BZLF 1, None) , ( cell line: R7-57 reporter line, None) , ( cell type: BZLF 1 -expressing R59Z activator cells, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: BZLF 1, None) , ( cell line: R7-57 reporter line, None) , ( cell type: BZLF 1 -expressing R59Z activator cells, None) 