5933
Together, these data suggest that in vivo, despite an efficient entry of the virus in all the CD4 (+) subpopulations , a high viral load may be generated exclusively within the mature CD4 (+) CD8(-) CD3 (+) subset of thymocytes .
 ( protein: CD3, None) , ( cell type: CD4 (+) subpopulations, None) , ( protein: CD4, None) , ( protein: CD4, None) , ( cell type: mature CD4 (+) CD8(-) CD3 (+) subset of thymocytes, 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: CD3, None) , ( cell type: CD4 (+) subpopulations, None) , ( protein: CD4, None) , ( protein: CD4, None) , ( cell type: mature CD4 (+) CD8(-) CD3 (+) subset of thymocytes, None) 