4712
When human neutrophils were incubated with diclofenac , a significant reduction in the number of cells that rolled on activated endothelial cells was observed .
 Chemical: diclofenac
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: diclofenac