1364
Western blot analysis showed that N-acetyl-cysteine reduced the accumulation of the 47-kD mature glycoprotein in LPS -treated cells , a finding consistent with the results of the immunofluorescence studies .
 ( cell line: LPS -treated cells, None) , ( protein: 47-kD mature glycoprotein, 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: LPS -treated cells, None) , ( protein: 47-kD mature glycoprotein, None) 