5679
Administration of megakaryocyte growth and development factor or interleukin 6 could not overcome the differentiation block .
 ( protein: megakaryocyte growth and development factor, None) , ( cell type: megakaryocyte, None) , ( protein: interleukin 6, 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: megakaryocyte growth and development factor, None) , ( cell type: megakaryocyte, None) , ( protein: interleukin 6, None) 