8747
Together, these data indicate that NF-kappaB activation , required for a high level of HIV replication in thymocytes , is regulated in a specific manner in the thymic microenvironment which provides the necessary cytokines: TNF , IL-1 , and IL-7 .
 ( protein: IL-7, None) , ( protein: NF-kappaB, None) , ( cell type: thymocytes, None) , ( protein: IL-1, None) , ( protein: TNF, 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: IL-7, None) , ( protein: NF-kappaB, None) , ( cell type: thymocytes, None) , ( protein: IL-1, None) , ( protein: TNF, None) 