20609
While CRF increased spontaneous glutamate release in the CeAL , CRF caused no significant changes to optogenetically evoked glutamate release in this region .
 Chemical: glutamate; Chemical: glutamate
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: glutamate, glutamate 
Answer:
 Chemical: glutamate; Chemical: glutamate