12164
CONCLUSIONS: Intestinal epithelial cells initiate an inflammatory response with resulting neutrophil-mediated tissue damage in response to E. histolytica infection ; this inflammatory cascade can be blocked by inhibiting the transcription of genes regulated by nuclear factor kappaB .
 ( cell type: Intestinal epithelial cells, 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:
 ( cell type: Intestinal epithelial cells, None) , ( protein: nuclear factor kappaB, None) 