1. Stem-Cell Microenvironments in Repair/Regeneration Team, Microenvironments for NewTherapies Group, INEB–Instituto Nacional de Engenharia Biomédica, Universidade do Porto, Porto, Portugal.
2. ICBAS–Instituto de Ciências Biomédicas Abel Salazar, Universidade do Porto, Porto, Portugal.
3. Unité Lymphopoïèse, Département d'Immunologie, Institut Pasteur, Paris, France.