The External Globus Pallidus is a Basal Ganglia Output Hub with Action-Specific Circuits
Zirong Gu, Zachary R. Lewis, Jonathan C. Y. Tang, Alana I. Mendelsohn, Ana Mafalda Vicente, Laudan Nikoobakht, Sofia Rosenberg, Ananya Chakravarth, Vitor Paixao, Mihir S. Tirumalasetti, Ghada Abuagala, Amir Khalili, Emma D. Thomas, Katherine A. Fancher, Matthew Mallory, , Rui M. Costa
The paper reveals the external globus pallidus (GPe) as a basal ganglia output hub with distinct subpopulations that mediate specific behaviors through projection-specific circuits.
bioRxiv · Apr 13, 2026 · PreprintNeuroscience