AUTHOR= Frontiers Editorial Office TITLE=Retraction: Pseudopyronine B: A Potent Antimicrobial and Anticancer Molecule Isolated from a Pseudomonas mosselii JOURNAL=Frontiers in Microbiology VOLUME=8 YEAR=2017 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2017.02363 DOI=10.3389/fmicb.2017.02363 ISSN=1664-302X