AUTHOR=Ruff S. Emil TITLE=Editorial: Microbial Communities and Metabolisms Involved in the Degradation of Cellular and Extracellular Organic Biopolymers JOURNAL=Frontiers in Microbiology VOLUME=12 YEAR=2022 URL=https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2021.802619 DOI=10.3389/fmicb.2021.802619 ISSN=1664-302X