Assertion: brain's neurotransmitter | /r/HasProperty | glutamate
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Source sentences:
text: The two neurotransmitters that are used most widely in the vertebrate brain are glutamate, which almost always exerts excitatory effects on target neurons, and gamma-aminobutyric acid (GABA), which is almost always inhibitory.
text: It may also affect dopamine through its interactions with acetylcholine receptors that control an inhibitory neurotransmitter called gamma-aminobutyric acid and an excitatory neurotransmitter called glutamate, which, in turn, can also influence how much dopamine is released.