Transneuronal and Transcellular Transport Mechanisms That Nanoparticle Formulations Must Exploit for Peptide CNS Delivery via the Nasal Route
Marcus Oyelaran
6 stories
Nanoparticle design must match delivery to brain circuit, not just cross the barrier.
Needle anxiety and titration nausea drive early GLP-1 dropout.
Particle properties shift unpredictably when equipment scales up.
Plasma bioavailability fails to measure what intranasal brain-targeted peptides actually achieve.
Lipid nanoparticles excel at endosomal escape; polymeric ones protect peptides better in transit.