12299
Therefore, we investigated CD2 and CD3 receptor -mediated signalling in primary human peripheral blood mononuclear cells ( PBMC ).
 ( protein: CD3, None) , ( cell type: PBMC, None) , ( cell type: primary human peripheral blood mononuclear cells, None) , ( protein: CD2, None) , ( protein: CD3 receptor, 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: PBMC, None) , ( cell type: primary human peripheral blood mononuclear cells, None) , ( protein: CD2, None) , ( protein: CD3 receptor, None) 