Dissimilatory metal-reducing bacteria

Next Generation Sequencing

Denaturing Gradient Gel Electrophoresis

Restriction Fragment Length Polymorphism

Kyoto Encyclopedia of Genes and Genomes

functional redundancy index

Amplicon Sequence Variants

Principal Coordinates Analysis

Groundwater

Hexavalent chromium

Electron donors

Native bacteria

High-throughput sequencing

Functional prediction

© 2023 The Authors. Published by Elsevier B.V.