Large-Vessel Venous Signal Confounds Apparent Amygdala Activation in BOLD fMRI
Zachary Diamandis, J. Michael Tyszka, Ralph Adolphs
The paper shows that BOLD fMRI amygdala signals are confounded by venous signals, leading to mislocalization and unreliable subnuclear attribution.
bioRxiv · Sep 12, 2026 · PreprintNeuroscience