Plasmonic biosensors and actuators for integrated point-of-care diagnostics

Nanoplasmonic optical antennas function as sensors and actuators, facilitating rapid and selective on-site molecular diagnostics for personalized precision medicine. Here, we highlight advancements in plasmonic biosensors and actuators within point-of-care diagnostics platforms, including optical trapping, cell lysis and ultrafast photonic polymerase chain reaction. Furthermore, we discuss nanoplasmonic optical sensing technologies, and commercial optical diagnostic systems. Nanoplasmonic optical antennas are essential to photonic sample-to-answer systems, significantly enhancing advancing preventive, personalized, and precision medicine.