AUTHOR=Gregori Silvia TITLE=Editorial: HLA-G-Mediated Immune Tolerance: Past and New Outlooks JOURNAL=Frontiers in Immunology VOLUME=7 YEAR=2016 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2016.00653 DOI=10.3389/fimmu.2016.00653 ISSN=1664-3224