11403
Prostaglandin E2 attenuates airway pathology in asthmatic patients and exerts a protective effect in antigen - sensitized mice when administered systemically .
 Chemical: Prostaglandin E2
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: Prostaglandin E2