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. 2018 Apr 6;9:452. doi: 10.3389/fpls.2018.00452

FIGURE 2.

FIGURE 2

A model of microbial remediation processes involved in heavy metal removal elaborates modulation of plant growth and alteration of soil physicochemical properties by root exudates and bacterial secretion to enhance metal bioavailability and biotransformation that leads to rapid detoxification and/or removal of heavy metal from soil.