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Beta diversity metrics. Principal coordinates analysis (PCoA) of unweighted UniFrac distances of fecal bacteria associated with diets supplemented with inorganic (IZ and IZ +) and organic (OZ and OZ +) Zn sources without (IZ and OZ) and with (IZ + and OZ +) the addition of a multi-enzymatic complex from the solid-state fermentation of Aspergillus niger (A) and weighted UniFrac distances of fecal bacteria associated with diets supplemented with inorganic and organic Zn (B).
