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Biodegradation of phenanthrene by indigenous microorganisms in soils from Livingstone Island, Antarctica

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Biodegradation of phenanthrene by indigenous microorganisms in soils from Livingstone Island, Antarctica. / Okere, Uchechukwu V.; Cabrerizo, Ana; Dachs, Jordi et al.
In: FEMS Microbiology Letters, Vol. 329, No. 1, 2012, p. 69-77.

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Okere UV, Cabrerizo A, Dachs J, Jones KC, Semple KT. Biodegradation of phenanthrene by indigenous microorganisms in soils from Livingstone Island, Antarctica. FEMS Microbiology Letters. 2012;329(1):69-77. doi: 10.1111/j.1574-6968.2012.02501.x

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Okere, Uchechukwu V. ; Cabrerizo, Ana ; Dachs, Jordi et al. / Biodegradation of phenanthrene by indigenous microorganisms in soils from Livingstone Island, Antarctica. In: FEMS Microbiology Letters. 2012 ; Vol. 329, No. 1. pp. 69-77.

Bibtex

@article{2b2778e89a42412081df4569aa2395bb,
title = "Biodegradation of phenanthrene by indigenous microorganisms in soils from Livingstone Island, Antarctica",
abstract = "Biodegradation of polycyclic aromatic hydrocarbons (PAHs) in soils has been linked to history of exposure to PAHs and prevailing environmental conditions. This work assessed the capacity of indigenous microorganisms in soils collected in Livingstone Island (South Shetlands Islands, Antarctica) with no history of pollution ({\^a}ˆ{\textquoteleft}PAHs: 0.14{\^a}€“1.47{\^A} ng{\^A} g{\^a}ˆ{\textquoteright}1 dw) to degrade 14C-phenanhthrene at 4, 12 and 22{\^A} {\^A}°C. The study provides evidence of the presence of phenanthrene-degrading microorganisms in all studied soils. Generally, the percentage of 14C-phenanhthrene mineralized increased with increasing temperature. The highest extent of 14C-phenanhthrene mineralization (47.93%) was observed in the slurried system at 22{\^A} {\^A}°C. This work supports findings of the presence of PAH-degrading microorganisms in uncontaminated soils and suggests the case is the same for uncontaminated Antarctic remote soils.",
keywords = "Livingstone Island, sub-Antarctica, microbial degradation, phenanthrene, soil",
author = "Okere, {Uchechukwu V.} and Ana Cabrerizo and Jordi Dachs and Jones, {Kevin C.} and Semple, {Kirk T.}",
year = "2012",
doi = "10.1111/j.1574-6968.2012.02501.x",
language = "English",
volume = "329",
pages = "69--77",
journal = "FEMS Microbiology Letters",
issn = "0378-1097",
publisher = "Wiley-Blackwell",
number = "1",

}

RIS

TY - JOUR

T1 - Biodegradation of phenanthrene by indigenous microorganisms in soils from Livingstone Island, Antarctica

AU - Okere, Uchechukwu V.

AU - Cabrerizo, Ana

AU - Dachs, Jordi

AU - Jones, Kevin C.

AU - Semple, Kirk T.

PY - 2012

Y1 - 2012

N2 - Biodegradation of polycyclic aromatic hydrocarbons (PAHs) in soils has been linked to history of exposure to PAHs and prevailing environmental conditions. This work assessed the capacity of indigenous microorganisms in soils collected in Livingstone Island (South Shetlands Islands, Antarctica) with no history of pollution (∑PAHs: 0.14–1.47 ng g−1 dw) to degrade 14C-phenanhthrene at 4, 12 and 22 °C. The study provides evidence of the presence of phenanthrene-degrading microorganisms in all studied soils. Generally, the percentage of 14C-phenanhthrene mineralized increased with increasing temperature. The highest extent of 14C-phenanhthrene mineralization (47.93%) was observed in the slurried system at 22 °C. This work supports findings of the presence of PAH-degrading microorganisms in uncontaminated soils and suggests the case is the same for uncontaminated Antarctic remote soils.

AB - Biodegradation of polycyclic aromatic hydrocarbons (PAHs) in soils has been linked to history of exposure to PAHs and prevailing environmental conditions. This work assessed the capacity of indigenous microorganisms in soils collected in Livingstone Island (South Shetlands Islands, Antarctica) with no history of pollution (∑PAHs: 0.14–1.47 ng g−1 dw) to degrade 14C-phenanhthrene at 4, 12 and 22 °C. The study provides evidence of the presence of phenanthrene-degrading microorganisms in all studied soils. Generally, the percentage of 14C-phenanhthrene mineralized increased with increasing temperature. The highest extent of 14C-phenanhthrene mineralization (47.93%) was observed in the slurried system at 22 °C. This work supports findings of the presence of PAH-degrading microorganisms in uncontaminated soils and suggests the case is the same for uncontaminated Antarctic remote soils.

KW - Livingstone Island, sub-Antarctica, microbial degradation, phenanthrene, soil

U2 - 10.1111/j.1574-6968.2012.02501.x

DO - 10.1111/j.1574-6968.2012.02501.x

M3 - Journal article

VL - 329

SP - 69

EP - 77

JO - FEMS Microbiology Letters

JF - FEMS Microbiology Letters

SN - 0378-1097

IS - 1

ER -