Bioremediation of Polycyclic Aromatic Hydrocarbons (PAHs): An Enzymatic Viewpoint

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Main Authors: Bando Christopher David, Yakubu Ojochenemi Ejeh, Kiledu Israel Ahmadu, Aminu Abdullahi, Dahutu Inuwa David, Odoma Omachonu Alkali, Agbu Danji Tsoken
Format: Recurso digital
Published: Zenodo 2025
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author Bando Christopher David
Yakubu Ojochenemi Ejeh
Kiledu Israel Ahmadu
Aminu Abdullahi
Dahutu Inuwa David
Odoma Omachonu Alkali
Agbu Danji Tsoken
author_facet Bando Christopher David
Yakubu Ojochenemi Ejeh
Kiledu Israel Ahmadu
Aminu Abdullahi
Dahutu Inuwa David
Odoma Omachonu Alkali
Agbu Danji Tsoken
contents <p><span>Polycyclic aromatic hydrocarbons (PAHs) are a class of hazardous organic pollutants that pose significant environmental and health risks due to their persistent nature and carcinogenic properties. Traditional remedial techniques often fall short in effectively reducing PAH contamination in soil and water. Bioremediation, leveraging the metabolic capabilities of microorganisms, has emerged as a promising alternative for the degradation of PAHs. This abstract focuses on the enzymatic mechanisms involved in the bioremediation of PAHs, highlighting the role of microbial enzymes such as dioxygenases, dehydrogenases, and transferases in the enzymatic breakdown of complex PAH structures. These enzymes facilitate the oxidation, ring-cleavage, and mineralization of PAHs into less harmful compounds. Recent advances in molecular biology and bioengineering have enabled the identification and enhancement of specific PAH-degrading enzymes, improving the efficiency of bioremediation processes. Moreover, understanding the enzymatic pathways and interactions among microbial consortia offers insights into developing effective bioremediation strategies. This review underscores the importance of enzymatic approaches in the bioremediation of PAHs and suggests future directions for research in enzyme engineering and microbial ecology to optimize bioremediation processes for contaminated environments.</span></p>
format Recurso digital
id zenodo_https___doi_org_10_5281_zenodo_15630222
institution Zenodo
language
publishDate 2025
publisher Zenodo
record_format zenodo
spellingShingle Bioremediation of Polycyclic Aromatic Hydrocarbons (PAHs): An Enzymatic Viewpoint
Bando Christopher David
Yakubu Ojochenemi Ejeh
Kiledu Israel Ahmadu
Aminu Abdullahi
Dahutu Inuwa David
Odoma Omachonu Alkali
Agbu Danji Tsoken
<p><span>Polycyclic aromatic hydrocarbons (PAHs) are a class of hazardous organic pollutants that pose significant environmental and health risks due to their persistent nature and carcinogenic properties. Traditional remedial techniques often fall short in effectively reducing PAH contamination in soil and water. Bioremediation, leveraging the metabolic capabilities of microorganisms, has emerged as a promising alternative for the degradation of PAHs. This abstract focuses on the enzymatic mechanisms involved in the bioremediation of PAHs, highlighting the role of microbial enzymes such as dioxygenases, dehydrogenases, and transferases in the enzymatic breakdown of complex PAH structures. These enzymes facilitate the oxidation, ring-cleavage, and mineralization of PAHs into less harmful compounds. Recent advances in molecular biology and bioengineering have enabled the identification and enhancement of specific PAH-degrading enzymes, improving the efficiency of bioremediation processes. Moreover, understanding the enzymatic pathways and interactions among microbial consortia offers insights into developing effective bioremediation strategies. This review underscores the importance of enzymatic approaches in the bioremediation of PAHs and suggests future directions for research in enzyme engineering and microbial ecology to optimize bioremediation processes for contaminated environments.</span></p>
title Bioremediation of Polycyclic Aromatic Hydrocarbons (PAHs): An Enzymatic Viewpoint
url https://doi.org/10.5281/zenodo.15630222