1041
Hemoglobin concentration and gamma-globin and erythroid delta-aminolevulinate synthase mRNA levels were significantly higher in M-TAT/EPO cells than in M-TAT/GM-CSF cells .
 ( cell line: M-TAT/EPO cells, None) , ( cell line: M-TAT/GM-CSF cells, None) , ( protein: erythroid delta-aminolevulinate synthase, None) , ( protein: gamma-globin, None) , ( RNA: erythroid delta-aminolevulinate synthase mRNA, None) , ( protein: Hemoglobin, 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: M-TAT/EPO cells, None) , ( cell line: M-TAT/GM-CSF cells, None) , ( protein: erythroid delta-aminolevulinate synthase, None) , ( protein: gamma-globin, None) , ( RNA: erythroid delta-aminolevulinate synthase mRNA, None) , ( protein: Hemoglobin, None) 