24278
Sensitization of restraint - induced corticosterone secretion after chronic restraint in rats : Involvement of 5 - HT7 receptors .
 Chemical: corticosterone
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: corticosterone 
Answer:
 Chemical: corticosterone