An Attomolar-Level Optical Device for Monitoring Receptor-Analyte Interactions Without Functionalization Steps: A Case Study of Cytokine Detection. - Cennamo N; Arcadio F; Marzano C; Pitruzzella R; Seggio M; Pesavento M; Toldo S; Abbate A; Zeni L (Sensors (Basel, Switzerland), 2025)