Progranulin deficiency promotes neuroinflammation through cathepsin B-mediated activation of the NLRP3 inflammasome
Geetika Aggarwal, Subhashis Banerjee, Ankan Kumar Bhadra, Joel Jihwan Hwang, Don Ashley O. Malabana, Nitya Nagarajan, Denise M. Smith, Jathin Kollarapu, Andrew Huy Nguyen
This study shows that progranulin deficiency increases NLRP3 inflammasome activity via cathepsin B, leading to neuroinflammation, and demonstrates that ASO treatment can reverse this effect in GRN-deficient cells.
bioRxiv · Oct 13, 2026 · PreprintNeuroscience