579
Therefore , glutamate receptors , in particular metabotropic glutamate ( mGlu ) receptors , have become important targets for medication development for the treatment of drug dependence .
 Chemical: glutamate; Chemical: glutamate
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: glutamate; Chemical: glutamate