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Therefore, it is important to understand the mechanisms which control the expression of MIP-1 alpha /GOS19 .
 ( protein: MIP-1 alpha, None) , ( protein: /GOS19, 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: MIP-1 alpha, None) , ( protein: /GOS19, None) 