Nanotechnology offers many potential benefits to medical research by making pharmaceuticals more efficacious and by decreasing their adverse side-effects. Preclinical characterization of nanoparticles intended for medical applications is complicated – due to the variety of materials used, their unique surface properties and multifunctional nature.

Source: http://link.springer.com/protocol/10.1007%2F978-1-60327-198-1_1

Image Source: http://static.progressivemediagroup.com/uploads/imagelibrary/BR/PBR/Storefront/leon-nanodrugs/X-20140320155127953.jpg