8970
These studies demonstrate a novel and striking insensitivity of arterial endothelium to the effects of TNF and LPS and indicate a dissociation between the ability of HUAECs to upregulate nuclear factor-kappaB and VCAM-1 .
 ( protein: VCAM-1, None) , ( protein: TNF, None) , ( cell type: HUAECs, None) , ( protein: nuclear factor-kappaB, 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: VCAM-1, None) , ( protein: TNF, None) , ( cell type: HUAECs, None) , ( protein: nuclear factor-kappaB, None) 