Nanoparticle-Mediated Lutein Delivery for Diabetic Retinopathy: From Blood-Retinal Barrier Crossing to Neurovascular Unit Protection
Abstract Diabetic retinopathy (DR) is increasingly understood as an integrated neurovascular unit (NVU) pathology driven by chronic hyperglycemia, rather than solely a microvascular complication. Anti-vascular endothelial growth factor (anti-VEGF) therapy remains limited by repeated intravitreal injections, treatment r...