24698
Its therapeutic effects might be due , at least in part , to adaptive changes in serotonergic neurotransmission , through the activation of the different 5 - HT receptor subtypes .
 Chemical: 5 - HT
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: 5 - HT