fig6

Figure 6. PCA analysis at the strain level from samples after 48 hours in the ex vivo model of the infant bacterial ecosystem. PCA: Principle Coordinate Analysis; VD: fecal inoculum derived from vaginally delivered infant; CS: fecal inoculum derived from cesarean-delivered infant; Blank: no probiotics; iPF: intact protein formula; GOS: galactooligosaccharides; eHF: extensively hydrolyzed formula; Bb: B. breve DSMZ 32583; Lf: L. fermentum CECT 5716; Lf + Bb: both probiotics added.