7146
Furthermore, CD28 coligation fails to enhance IL-2 promoter-reporter or RE/AP construct expression in CD2 -activated LPMC .
 ( protein: RE/AP, None) , ( DNA: IL-2 promoter-reporter, None) , ( protein: CD2, None) , ( cell type: CD2 -activated LPMC, None) , ( protein: IL-2, None) , ( protein: CD28, None) , ( cell type: LPMC, 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: RE/AP, None) , ( DNA: IL-2 promoter-reporter, None) , ( protein: CD2, None) , ( cell type: CD2 -activated LPMC, None) , ( protein: IL-2, None) , ( protein: CD28, None) , ( cell type: LPMC, None) 