10385
Recently, CD40 also has been shown to be expressed by mesenchymal cells , including human fibroblasts .
 ( cell type: human fibroblasts, None) , ( protein: CD40, None) , ( cell type: mesenchymal cells, 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:
 ( cell type: human fibroblasts, None) , ( protein: CD40, None) , ( cell type: mesenchymal cells, None) 