Tissue Engineering and Regenerative Medicine: Past, Present and Future Antonio J. Salgado, Joaquim M. Oliveira, Albino Martins, Fabio G. Teixeira, Nuno A. Silva, Nuno M. Neves, Nuno Sousa and Rui L. Reis Tissue Engineering and Peripheral Nerve Reconstruction: An Overview S. Geuna, S. Gnavi, I. Perroteau, Pierluigi Tos and B. Battiston Bone Marrow Mesenchymal Stem Cell Transplantation for Improving Nerve Regeneration Julia Teixeira Oliveira, Klauss Mostacada, Silmara de Lima and Ana Maria Blanco Martinez Perspectives of Employing Mesenchymal Stem Cells from the Wharton's Jelly of the Umbilical Cord for Peripheral Nerve Repair Jorge Ribeiro, Andrea Gartner, Tiago Pereira, Raquel Gomes, Maria Ascensao Lopes, Carolina Goncalves, Artur Varejao, Ana Lucia Luis and Ana Colette Mauricio Adipose-Derived Stem Cells and Nerve Regeneration: Promises and Pitfalls Alessandro Faroni, Giorgio Terenghi and Adam J Reid The Pros and Cons of Growth Factors and Cytokines in Peripheral Axon Regeneration Lars Klimaschewski, Barbara Hausott and Doychin N. Angelov Role of Inflammation and Cytokines in Peripheral Nerve Regeneration P. Dubovy, R. Jancalek and T. Kubek Ghrelin: A Novel Neuromuscular Recovery Promoting Factor? Stefania Raimond, Giulia Ronchi, Stefano Geuna, Davide Pascal, Simone Reano, Nicoletta Filigheddu and Andrea Graziani Neuregulin1 Role in Schwann Cell Regulation and Potential Applications to Promote Peripheral Nerve Regeneration Giovanna Gambarotta, Federica Fregnan, Sara Gnavi and Isabelle Perroteau Extracellular Matrix Components in Peripheral Nerve Regeneration Francisco Gonzalez-Perez, Esther Udina and Xavier Navarro