20308
This was done by a comparison of postsynaptic currents evoked by electrical stimulation in layer 2 / 3 of 5 - HT1AR - KO and wild - type ( WT ) mice .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None