8143
We found that in human umbilical vein endothelial cells ( HUVEC ), CoCl2 at 2 mM concentration induced the surface expression of a subset of CAMs ( VCAM-1 ) and activation of transcription factor NF-kappaB in the nuclear extracts of HUVEC .
 ( protein: NF-kappaB, None) , ( protein: VCAM-1, None) , ( cell type: HUVEC, None) , ( protein: CAMs, None) , ( cell type: human umbilical vein endothelial cells, None) , ( protein: transcription factor, None) , ( cell type: HUVEC, 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: NF-kappaB, None) , ( protein: VCAM-1, None) , ( cell type: HUVEC, None) , ( protein: CAMs, None) , ( cell type: human umbilical vein endothelial cells, None) , ( protein: transcription factor, None) , ( cell type: HUVEC, None) 