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Comparison of hydrocarbon-degrading consortia from surface and deep waters of the Eastern Mediterranean Sea: characterization and degradation potential

Charalampous Georgia, Fragkou Efsevia, Kormas Konstantinos A. , de Menezes Alexandre B., Polymenakou Paraskevi, Pasadakis Nikos, Kalogerakis Nikos, Antoniou Eleftheria, Gontikaki Evangelia

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URIhttp://purl.tuc.gr/dl/dias/910C5DA8-6AD8-4EA6-B229-612BF5802AF3-
Αναγνωριστικόhttps://doi.org/10.3390/en14082246-
Αναγνωριστικόhttps://www.mdpi.com/1996-1073/14/8/2246-
Γλώσσαen-
Μέγεθος18 pagesen
ΤίτλοςComparison of hydrocarbon-degrading consortia from surface and deep waters of the Eastern Mediterranean Sea: characterization and degradation potentialen
ΔημιουργόςCharalampous Georgiaen
ΔημιουργόςΧαραλαμπους Γεωργιαel
ΔημιουργόςFragkou Efseviaen
ΔημιουργόςΦραγκου Ευσεβιαel
ΔημιουργόςKormas Konstantinos A. en
Δημιουργόςde Menezes Alexandre B.en
ΔημιουργόςPolymenakou Paraskevien
ΔημιουργόςPasadakis Nikosen
ΔημιουργόςΠασαδακης Νικοςel
ΔημιουργόςKalogerakis Nikosen
ΔημιουργόςΚαλογερακης Νικοςel
ΔημιουργόςAntoniou Eleftheriaen
ΔημιουργόςΑντωνιου Ελευθεριαel
ΔημιουργόςGontikaki Evangeliaen
ΔημιουργόςΓοντικακη Ευαγγελιαel
ΕκδότηςMDPIen
ΠερίληψηThe diversity and degradation capacity of hydrocarbon-degrading consortia from surface and deep waters of the Eastern Mediterranean Sea were studied in time-series experiments. Microcosms were set up in ONR7a medium at in situ temperatures of 25 °C and 14 °C for the Surface and Deep consortia, respectively, and crude oil as the sole source of carbon. The Deep consortium was additionally investigated at 25 °C to allow the direct comparison of the degradation rates to the Surface consortium. In total, ~50% of the alkanes and ~15% of the polycyclic aromatic hydrocarbons were degraded in all treatments by Day 24. Approximately ~95% of the total biodegradation by the Deep consortium took place within 6 days regardless of temperature, whereas comparable levels of degradation were reached on Day 12 by the Surface consortium. Both consortia were dominated by well-known hydrocarbon-degrading taxa. Temperature played a significant role in shaping the Deep consortia communities with Pseudomonas and Pseudoalteromonas dominating at 25 °C and Alcanivorax at 14 °C. Overall, the Deep consortium showed a higher efficiency for hydrocarbon degradation within the first week following contamination, which is critical in the case of oil spills, and thus merits further investigation for its exploitation in bioremediation technologies tailored to the Eastern Mediterranean Sea.en
ΤύποςPeer-Reviewed Journal Publicationen
ΤύποςΔημοσίευση σε Περιοδικό με Κριτέςel
Άδεια Χρήσηςhttp://creativecommons.org/licenses/by/4.0/en
Ημερομηνία2023-01-11-
Ημερομηνία Δημοσίευσης2021-
Θεματική ΚατηγορίαBioremediationen
Θεματική ΚατηγορίαHydrocarbon degradationen
Θεματική ΚατηγορίαMicrobial consortiaen
Θεματική ΚατηγορίαCrude oilen
Θεματική ΚατηγορίαAlcanivoraxen
Θεματική ΚατηγορίαDeep-sea oil spillsen
Θεματική ΚατηγορίαEastern Mediterranean Seaen
Βιβλιογραφική ΑναφοράG. Charalampous, E. Fragkou, K. A. Kormas, A. B. de Menezes, P. N. Polymenakou, N. Pasadakis, N. Kalogerakis, E. Antoniou, and E. Gontikaki, “Comparison of hydrocarbon-degrading consortia from surface and deep waters of the Eastern Mediterranean Sea: characterization and degradation potential,” Energies, vol. 14, no. 8, Apr. 2021, doi: 10.3390/en14082246.en

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