SanBio is a biotechnology company that develops regenerative cell medicines to restore nerve function lost due to disease or injury. Many companies are involved in regenerative medicine, including those involved in drug discovery and development, those specializing in production, and those selling related equipment and services. SanBio develops new drugs (cell medicines) that use allogeneic transplantation (see figure below). In terms of clinical development, SanBio is the most advanced company using regenerative cell medicines to treat central nervous system disorders. The company develops drug candidates internally through discovery and early clinical development, and then out-licenses the products to larger, multinational pharmaceutical companies.