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Principal component analysis (PCA) based on OTU level microbiota composition of sample types. Pre-swab (Pre), Feces (F), and Post-swab (Post) are indicated by red triangles (A) at day 7 (PC1=26.17%, PC2=18.74%) (B) at day 20. (PC1=21.20%, PC2=14.41%). The colors denote individual animals.
