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. 2016 Jul 25;7:1123. doi: 10.3389/fmicb.2016.01123

FIGURE 4.

FIGURE 4

Classifications of four different AgNPs treatments by cluster analysis according to the metabolic characteristics of the microbial communities at the EC20, EC60, and EC90 levels. Two-way ANOSIM, Euclidean-based similarity, n = 3, EC level R = 0.953, p = 0.0001; shape R = 0.876, p = 0.0001, respectively.