4896
When unstimulated HeLa cells are ruptured in hypotonic buffer without salt or detergent , immunoadsorption of either STAT1 or STAT2 from the resulting cytosol yields coimmunoadsorption of the other STAT protein .
 ( protein: STAT1, None) , ( protein: STAT protein, None) , ( cell line: unstimulated HeLa cells, None) , ( protein: STAT2, 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: STAT1, None) , ( protein: STAT protein, None) , ( cell line: unstimulated HeLa cells, None) , ( protein: STAT2, None) 