The relative abundance of Fusicatenibacter saccharivorans was significantly different in the HC group between the Spanish and USA cohorts, but did not achieve significance in the UC group, while Agathobaculum butyriproducens , Coprococcus catus, Blautia wexlerae , Anaerostipes hadrus, and Eubacterium halii were significantly enriched in the Spanish UC group, but not HC, whereas Coprococcus comes , Dorea formicigenerans and Dorea longicatena were significantly enriched in the both the Spanish HC and UC groups ( Figure 6 ).
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