Microglial sTREM2 limits dyskinesia and acts on TrkB to support circuit plasticity
Caitlin Castagnola, Roberta Marongiu, Yuansong Wan, Eileen Ruth Torres, Li Fan, Minwoo Wendy Jang, Qiaoling Cui, Jihye Kim, Pearly Ye, Jingjie Zhu, Alisa Panichkina, Alexandra B. Fall, Kendra Norman, Beichen Gao, Nessa R. Foxe, , Li Gan
The paper identifies a microglial gene program linked to dyskinesia in Parkinson's disease and shows that sTREM2 reduces dyskinesia by modulating TrkB signaling and synaptic plasticity.
bioRxiv · May 7, 2026 · PreprintNeuroscience