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Effects of glutamatergic input would be , thus , expected not only to be excitation via stimulation of ionotropic glutamate receptors and mGluR ( 1 ) , but also inhibition via actions at mGluR ( 5 ) and mGluR ( 2 / 3 ) on these neurons .
 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