AUTHOR=Di Guardo Giovanni TITLE=Commentary: A bacterial global regulator forms a prion JOURNAL=Frontiers in Microbiology VOLUME=Volume 8 - 2017 YEAR=2017 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2017.00620 DOI=10.3389/fmicb.2017.00620 ISSN=1664-302X