9774
In this first study of TCR repertoire selection for an EBV lytic antigen , a BZLF1 -reactive component of diverse clonotypes was identified in primary type A or type B EBV infection which was sustained in the EBV -specific memory response throughout life-long infection .
 ( protein: BZLF1, None) , ( protein: TCR, None) , ( protein: TCR repertoire, None) , ( protein: EBV lytic antigen, 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: BZLF1, None) , ( protein: TCR, None) , ( protein: TCR repertoire, None) , ( protein: EBV lytic antigen, None) 