Comment to the paper: Acceleration of peripheral nerve regeneration using nerve conduits in combination with induced pluripotent stem cell technology and a basic fibroblast growth factor drug delivery system by M. Ikeda, T. Uemura, K. Takamatsu, M. Okada, K. Kazuki, Y. Tabata, Y. Ikada, H. Nakamura, J Biomed Mater Res A. 2013 Jun 3 doi: 10.1002/jbm.a.34816. Issue 4 (4th February 2014) - Haastert‐Talini, Kirsten; Grothe, Claudia