13165
Here, we studied whether PPARalpha activation (by means of the selective agonist WY 14,643 ) of endothelial cells , pivotal in the regulation of inflammatory responses, interfered with LTB4 induced adhesion of PMN neutrophil granulocytes in vitro.
 protein: PPARalpha; cell type: PMN neutrophil granulocytes; cell type: endothelial cells
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: PPARalpha, PMN neutrophil granulocytes, endothelial cells 
Answer:
 protein: PPARalpha; cell type: PMN neutrophil granulocytes; cell type: endothelial cells