Context: Polymers have been largely explored for the preparation of nanoparticles due to ease of preparation and modification, large gene/drug loading capacity, and biocompatibility. Various methods have been adapted for the preparation and characterization of chitosan nanoparticles.
Objective: Focus on the different methods of preparation and characterization of chitosan nanoparticles.
Methods: Detailed literature survey has been done for the studies reporting various methods of preparation and characterization of chitosan nanoparticles.
Results and conclusion: Published database suggests of several methods which have been developed for the preparation and characterization of chitosan nanoparticles as per the application.
Keywords: chitosan; co-precipitation; ionotropic gelation; microemulsion; nanoparticles; polyelectrolyte complex.