Rethinking the external globus pallidus and information flow in cortico-basal ganglia-thalamic circuits

Cristina Giossi, Jonathan E. Rubin, Aryn Gittis +2

For decades the external globus pallidus (GPe) has been viewed as a passive way-station in the indirect pathway of the cortico-basal ganglia-thalamic (CBGT) circuit, sandwiched bet…