New point spread functions developed for particle 3D tracking

Nanoparticle positioning and tracking have a wide range of uses in life science, drug research and development. Real-time recording of the intracellular and extracellular motion of nano particles is of great significance in exploring the basic laws of life activities and drug transformation as it is crucial for clarifying key scientific issues such as disease pathogenesis, viral dynamic infection of host cells, and promoting the development and transformation of nano-drugs.

source https://phys.org/news/2021-10-functions-particle-3d-tracking.html