3741
These results show that, in the vast majority of patients presented here, the failure to detect loss of heterozygosity cannot be attributed to the presence of normal polyclonal granulocytes .
 ( cell line: normal polyclonal granulocytes, None) , ( cell type: granulocytes, 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: normal polyclonal granulocytes, None) , ( cell type: granulocytes, None) 