Pollutant profile complexity governs wastewater removal of recalcitrant pharmaceuticals

Typ
01A - Beitrag in wissenschaftlicher Zeitschrift
Herausgeber:innen
Herausgeber:in (Körperschaft)
Betreuer:in
Übergeordnetes Werk
ISME Journal: Multidisciplinary Journal of Microbial Ecology
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DOI der Originalpublikation
Link
Reihe / Serie
Reihennummer
Jahrgang / Band
18
Ausgabe / Nummer
1
Seiten / Dauer
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Abtretungsempfänger:in
Praxispartner:in/Auftraggeber:in
Zusammenfassung
Organic pollutants are an increasing threat for wildlife and humans. Managing their removal is however complicated by the difficulties in predicting degradation rates. In this work, we demonstrate that the complexity of the pollutant profile, the set of co-existing contaminants, is a major driver of biodegradation in wastewater. We built representative assemblages out of one to five common pharmaceuticals (caffeine, atenolol, paracetamol, ibuprofen, and enalapril) selected along a gradient of biodegradability. We followed their individual removal by wastewater microbial communities. The presence of multichemical background pollution was essential for the removal of recalcitrant molecules such as ibuprofen. High-order interactions between multiple pollutants drove removal efficiency. We explain these interactions by shifts in the microbiome, with degradable molecules such as paracetamol enriching species and pathways involved in the removal of several organic pollutants. We conclude that pollutants should be treated as part of a complex system, with emerging pollutants potentially showing cascading effects and offering leverage to promote bioremediation.
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ISBN
ISSN
1751-7362
1751-7370
Sprache
Englisch
Während FHNW Zugehörigkeit erstellt
Ja
Zukunftsfelder FHNW
Publikationsstatus
Veröffentlicht
Begutachtung
Peer-Review der ganzen Publikation
Open Access-Status
Gold
Lizenz
'https://creativecommons.org/licenses/by/4.0/'
Zitation
Suleiman, M., Le Lay, N., Demaria, F., Kolvenbach, B., Cretoiu, M., Petchey, O., Jousset, A., & Corvini, P. (2024). Pollutant profile complexity governs wastewater removal of recalcitrant pharmaceuticals. ISME Journal: Multidisciplinary Journal of Microbial Ecology, 18(1). https://doi.org/10.1093/ismejo/wrae033