AUTHOR=Yan Lei , Li Sujun , Sivan Orit , Kasten Sabine TITLE=Editorial: Advances in Microbial Iron Cycling JOURNAL=Frontiers in Microbiology VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2022.931648 DOI=10.3389/fmicb.2022.931648 ISSN=1664-302X