The fourth volume in this series is a proceedings volume based on papers presented at the 5th Innovations in Regenerative Medicine and Cancer Research conference. Chapters are written by some of the most innovative minds in stem cell and tissue engineering research, and provide a comprehensive overview of papers from the most recent conference. The volume addresses tissue engineering principles and applications, including current trends and challenges, as well as future directions. Cutting edge topics of interest include production of functional tissues, vascularization and immune responses, and functionalization of scaffolds. Volumes in this series are invaluable resources for active researchers, clinicians, and professionals in industry, as well as students across a broad range of fields.