8580
A/R also induced an oxidant stress in naive HUVECs , but not in A/R -tolerant HUVECs .
 ( cell line: A/R -tolerant HUVECs, None) , ( cell line: HUVECs, None) , ( cell line: HUVECs, 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: A/R -tolerant HUVECs, None) , ( cell line: HUVECs, None) , ( cell line: HUVECs, None) 