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Fig. 2 | Animal Microbiome

Fig. 2

From: Metatranscriptomic analyses reveal ruminal pH regulates fiber degradation and fermentation by shifting the microbial community and gene expression of carbohydrate-active enzymes

Fig. 2

Principal component analyses (PCA) of overall bacterial composition among all samples at the phylum level. Variable contributions to the first two components are labelled with different colors (a). All variables were represented by arrows, and individuals were represented by points with numbers. Points were colored by treatment group (b) or ruminal sample fraction group (c). All the sequence counts were transformed to centered log ratios before PCA analyses

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