14899
Increased c-jun , jun-B , and jun-D expression above basal levels and increased transcriptional activity of AP-1/TPA responsive elements fused to chloramphenicol acetyl-transferase vectors were observed in T cells treated with TPA alone or in combination with dexamethasone .
 ( protein: c-jun, None) , ( cell type: T cells, None) , ( protein: jun-D, None) , ( protein: jun-B, None) , ( DNA: chloramphenicol acetyl-transferase vectors, None) , ( protein: chloramphenicol acetyl-transferase, None) , ( DNA: AP-1/TPA responsive elements, 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: c-jun, None) , ( cell type: T cells, None) , ( protein: jun-D, None) , ( protein: jun-B, None) , ( DNA: chloramphenicol acetyl-transferase vectors, None) , ( protein: chloramphenicol acetyl-transferase, None) , ( DNA: AP-1/TPA responsive elements, None) 