Fig. 2From: Safety, feasibility, and impact on the gut microbiome of kefir administration in critically ill adultsStacked bar plots showing the relative taxonomic abundances in the gut microbiomes of 29 ICU patients at two timepoints: T1 (within 72 h of ICU admission) and T2 (after 72 h). In general, the most abundant a phyla are Firmicutes and Bacteroidetes, while Bacilli and Bacteroidia dominate the b class levelBack to article page