Source:http://linkedlifedata.com/resource/umls/id/C0597062
GO: The chemical reactions and pathways resulting in the formation of any of a group of substances that are released on excitation from the axon terminal of a presynaptic neuron of the central or peripheral nervous system and travel across the synaptic cleft to either excite or inhibit the target cell. [CHEBI:25512, GOC:jl],CSP: anabolic formation of neurotransmitters in organisms or living cells.