Assertion: amygdala's neuron | /r/CapableOf | express substance p peptides
Facets:
Source sentences:
text: Direct pathway MSNs excite their ultimate basal ganglia output structure (e.g., the thalamus) and promote associated behaviors; these neurons express D1-type dopamine receptors, adenosine A1 receptors, dynorphin peptides, and substance P peptides.