1) Presents full guide to virus-like particles, by combination of classical virology with modern nanotechnology, for the first time 2) Outlines generation and sources of virus-like particles from different groups of viruses 3) Demonstrates the specific structural and immunological properties of virus-like particles 4) Presents up-to-date account of virus-like particles used for the generation of vaccines, diagnostic and therapeutic tools 5) Presents interconnection of virology, nanotechnology, and healthcare