9851
This cooperation was also required to induce the sustained proliferation of differentiation-blocked erythroblasts in response to ligand activation of the endogenous tyrosine kinase receptor c-Kit .
 ( cell line: differentiation-blocked erythroblasts, None) , ( protein: c-Kit, None) , ( protein: endogenous tyrosine kinase receptor, 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 line: differentiation-blocked erythroblasts, None) , ( protein: c-Kit, None) , ( protein: endogenous tyrosine kinase receptor, None) 