. 2013 Oct 23;4:331. doi: 10.3389/fimmu.2013.00331
Copyright © 2013 De Martino, Capalbo, Improda, D’Elia, Di Mase, D’Assante, D’Acunzo, Pignata and Salerno.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.
Figure 1.
Positive and negative selection of immature thymocytes within thymus.