Effects of 4-chlorophenol wastewater treatment on sludge acute toxicity, microbial diversity and functional genes expression in an activated sludge process.

doi:10.1016/j.biortech.2018.05.102

Paper

Effects of 4-chlorophenol wastewater treatment on sludge acute toxicity, microbial diversity and functional genes expression in an activated sludge process.

Published Oct 1, 2018 · Jianguo Zhao, Yahe Li, Yu Li

Bioresource technology

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29

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Abstract

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Study Snapshot

4-chlorophenol wastewater treatment increases sludge acute toxicity, microbial diversity, and functional genes expression in an activated sludge process, with dominant phyla being Proteobacteria and Firmicutes.

PopulationOlder adults (50-71 years)

Sample size24

MethodsObservational

OutcomesBody Mass Index projections

ResultsSocial networks mitigate obesity in older groups.

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Paper

Effects of 4-chlorophenol wastewater treatment on sludge acute toxicity, microbial diversity and functional genes expression in an activated sludge process.

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References

Effects of carbon sources on sludge performance and microbial community for 4-chlorophenol wastewater treatment in sequencing batch reactors.

Dissolved starch improves sludge performance and microbial community in 4-chlorophenol wastewater treatment, while sodium acetate has no effect.

Identification of a cytochrome P450 gene in the earthworm Eisenia fetida and its mRNA expression under enrofloxacin stress.

The first CYP450 gene has been identified in earthworms, with its mRNA expression showing hormesis patterns under enrofloxacin stress, offering potential for molecular studies on detoxification processes.

A new screened microbial consortium OEM2 for lignocellulosic biomass deconstruction and chlorophenols detoxification.

The microbial consortium OEM2 effectively decomposes lignocellulose and detoxifies toxic chlorophenols, making it more accessible for biorefinery applications.

Using Chlorella vulgaris to treat toxic excess sludge extract, and identification of its response mechanism by proteomics approach.

Chlorella vulgaris effectively reduces ecotoxicity from toxic sludge extracts, with a positive correlation between ecotoxicity removal and total organic carbon removal.

Microbial community structure in aerobic and fluffy granules formed in a sequencing batch reactor supplied with 4-chlorophenol at different settling times.

The bacterial community structure in aerobic granules formed in sequencing batch reactors fed with 4-chlorophenol changes during granulation, with Rhizobiaceae dominating stable aerobic granules and no change in fluffy granules.

Citations