1051
Population responses in granule cells of the dentate gyrus were examined in transverse slices of the ventral hippocampus from pilocarpine - treated and untreated mice .
 Chemical: pilocarpine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: pilocarpine 
Answer:
 Chemical: pilocarpine