1563
Collectively, (a) transcriptional factor (s) necessary for expression of ICAM-I gene may be repressed in MT-I through DNA methylation .
 ( protein: transcriptional factor, None) , ( cell line: MT-I, None) , ( protein: ICAM-I, None) , ( DNA: ICAM-I gene, 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:
 ( protein: transcriptional factor, None) , ( cell line: MT-I, None) , ( protein: ICAM-I, None) , ( DNA: ICAM-I gene, None) 