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. 2020 Mar 26;104(10):4605–4615. doi: 10.1007/s00253-020-10546-7

Fig. 5.

Fig. 5

Abundance of functional genes for methanogenesis (mcrA: methyl coenzyme M reductase α-subunit) and SO42− reduction (dsrA: dissimilatory sulfite reductase α-subunit) at varying initial SO42− concentration after 28 days of incubation (mean ± standard deviation; letters show homogenous groups of ANOVA)