Decreased | Increased | ||
---|---|---|---|
Receptor | Regions | Receptor | Region |
CN, caudate nucleus; GPE, globus pallidus externum; GPI, globus pallidus internum; P, putamen; SN, substantia nigra. | |||
Early clinical phase | |||
Cannabinoid CB (1) | CN, P, GPE | GABA (A) | GPE |
Dopamine D2 | CN, P, GPE | ||
Adenosine A (2a) | CN, P, GPE | ||
Intermediate clinical phases | |||
Cannabinoid CB (1) | CN, P, SN | ||
Dopamine D1 | CN, P, SN | ||
Final clinical phase | |||
Cannabinoid CB (1) | CN, P, GPI | GABA (A) | GPI |
Dopamine D1 | CN, P, GPI |