Special Issue:TERM STEM 2012, Stem Cells and the Future of Regenerative Medicine: From Basic Research, to Translational Aspects and Upcoming Therapies, 9‐13 October 2012, Centro Cultural Vila Flor (CCVF), Guimarães, Portugal. Co‐funded by: O Novo Norte, União Europeia and Quadro de Referência Estratégico Nacional