Fig. 2From: Effects of rye inclusion in dog food on fecal microbiota and short-chain fatty acidsPrincipal coordinate analysis (PCoA) plot of fecal microbial composition before (baseline) and after each experimental diet. Baseline samples are represented by point symbols and samples collected after the diets are represented by filled squares. Diet periods are represented by different colors: grey = wheat diet (W); red = rye-wheat diet (RW); blue = rye diet (R)Back to article page