AUTHOR=Jockers Ralf TITLE=Comment on “The Use of BRET to Study Receptor-Protein Interactions” JOURNAL=Frontiers in Endocrinology VOLUME=5 YEAR=2014 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2014.00003 DOI=10.3389/fendo.2014.00003 ISSN=1664-2392