3983
Furthermore, in the absence of exogenous HGFs , FL monocytic progenitors ( colony-forming unit monocyte [ CFU-M ]) generate large colonies exclusively composed of monocytes-macrophages; these colonies are absent in FCS- clonogenic culture .
 ( cell type: FL monocytic progenitors, None) , ( cell type: colony-forming unit monocyte, None) , ( cell type: CFU-M, None) , ( protein: HGFs, 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: FL monocytic progenitors, None) , ( cell type: colony-forming unit monocyte, None) , ( cell type: CFU-M, None) , ( protein: HGFs, None) 