Responses of the microbial community and the production of extracellular polymeric substances to sulfamethazine shocks in a novel two-stage biological contact oxidation system.

Meanwhile, the relative abundances of genera Candidatus_Promineofilum, unclassified_c__Betaproteobacteria , and unclassified_f__Anaerolineaceae exhibited an increasing trend in the SMZ wastewater treatment system ( Figure 4B ), further demonstrating their powerful tolerance to SMZ. 3.4.

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