14231
YT-N17 contained 11.8 fmol/mg protein of estrogen receptor (mean of two independent assays), a value which was 5-10-fold higher than that of other hematopoietic cell lines .
 ( cell line: YT-N17, None) , ( protein: estrogen receptor, None) , ( cell line: hematopoietic cell lines, 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: YT-N17, None) , ( protein: estrogen receptor, None) , ( cell line: hematopoietic cell lines, None) 