The factors and mechanisms that shape the composition and function of closely related members in a complex microbial community are largely unknown. The study by Park and colleagues reveals that the fitness of various Bacteroidales species and strains in the gut microbiome is regulated by butyrate in a glycan-dependent manner.
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| http://dx.doi.org/10.1016/j.cell.2021.12.037 | DOI Listing |
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