Harnessing TfR1 for Cross-Species Systemic Delivery of siRNAs to Deep Brain Regions Using Single-Domain Antibodies
Guillaume Jacquot, Marion David, Belinda Pecqueux, Yasmine Mechioukhi, Stéphane D. Girard, Magali Godard, Karine Varini, Cléa Boursery, Cecile FRAPOLLI, Sebastien ROUX, Martin Bigonnet, Béatrice Brousse, Emma Augustin, Gersande Godefroy, Christophe Fraisier, , Michel Khrestchatisky
This paper demonstrates the use of TfR1-targeting single-domain antibodies to deliver siRNAs systemically to deep brain regions, achieving efficient knockdown at low doses.
bioRxiv · May 22, 2026 · PreprintPharmacology & Toxicology