5603
However, when used simultaneously, DHEA and LPS 0.2 ng/ml displayed a synergistic effect on monocyte cytotoxicity against cancerous cell lines , IL-1 secretion , reactive nitrogen intermediate release , complement receptor-1 cell-surface protein , and TNF-alpha protein to levels comparable with levels obtained using LPS 1.0 microgram/ml.
 ( cell line: cancerous cell lines, None) , ( protein: IL-1, None) , ( protein: complement receptor-1 cell-surface protein, None) , ( protein: TNF-alpha protein, 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: cancerous cell lines, None) , ( protein: IL-1, None) , ( protein: complement receptor-1 cell-surface protein, None) , ( protein: TNF-alpha protein, None) 