AUTHOR=Jonuleit Helmut , Bopp Tobias TITLE=Editorial: Current Concepts of Cellular and Biological Drugs to Modulate Regulatory T Cell Activity in the Clinic JOURNAL=Frontiers in Immunology VOLUME=7 YEAR=2016 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2016.00141 DOI=10.3389/fimmu.2016.00141 ISSN=1664-3224