Review
Copyright ©The Author(s) 2022.
World J Psychiatry. Feb 19, 2022; 12(2): 236-263
Published online Feb 19, 2022. doi: 10.5498/wjp.v12.i2.236
Figure 1
Figure 1 Schematic graph of direct and indirect pathways of basal ganglia. A: Direct pathway; B: Indirect pathway. A1: A1 adenosine receptor; A2A: A2A adenosine receptor; D1: D1 dopamine receptor; D2: D2 dopamine receptor; GABA: Gamma-aminobutyric acid; Glu: Glutamate; Gpe: External segment of the globus pallidus; Gpi: Internal segment of the globus pallidus; M1: M1 muscarinic receptor; M4: M4 muscarinic receptor; MSN: Medium-sized spiny neurons; NMDA: N-methyl-D-aspartate receptor; SNpr: Substantia nigra pars reticulate; STN: Subthalamic nucleus.