false neurotransmitter n a biological amine that can be stored in presynaptic vesicles but that has little or no effect on postsynaptic receptors when released into the synaptic cleft called also false transmitter
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an amine, e.g., octopamine, that can be stored in and released from presynaptic vesicles but that has little effect on postsynaptic receptors.Medical dictionary. 2011.