The overall objective of B-SMART is: 1. to design modular nanoparticles, 2. to manufacture them via a quality-by-design protocol, 3. to achieve delivery of therapeutic RNAs to the brain and treat neurodegenerative diseases. I. To design modular nanoparticles consisting of o an active RNA payloado established (lipid-based), emerging (trigger-responsive polymer-based) or exploratory (extracellular v ...