Evidence map›Paper›PMID 41366161›Full record

ArticleBiodegradation2025

Efficiency of indigenous microorganisms for biodegradation of polycyclic aromatic hydrocarbons in crude oil-contaminated soil.

Nabila Kridi, Alaa Khallouf, Marah Iskandar, Abd Elaziz Sulieman Ahmed Ishag, Magboul M S Siddig

Abstract read
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Article in Biodegradation, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Nabila Kridi *Administration of Natural Resources Research, General Commission for Scientific Agricultural Research (GCSAR), Damascus, Syria.
Alaa Khallouf *Administration of Natural Resources Research, General Commission for Scientific Agricultural Research (GCSAR), Damascus, Syria.
Marah IskandarFaculty of Civil Engineering, Homs University, Homs, Syria.
Abd Elaziz Sulieman Ahmed IshagDepartment of Crop Protection, Faculty of Agriculture, University of Khartoum, 13314, Shambat, Khartoum North, Sudan.
Magboul M S Siddig *Department of Physical Geography, Faculty of Geoscience and Geography, University of Göttingen, 37077, Göttingen, Germany. magboul.siddig@uni-goettingen.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Crude oil pollution in soil poses a serious global risk to food production and ecosystem health. Polycyclic aromatic hydrocarbons (PAHs) are toxic organic compounds found in crude oil and pose health and ecosystem risks. In this study, we assessed the efficiency of indigenous Syrian fungal and bacterial isolates to biodegrade PAHs. To evaluate bioremediation potential, eighteen isolates were isolated, identified, and tested against 28 detected PAHs. The fungal isolates Aspergillus niger, Penicillium sp., and Cladosporium sp. exhibited chromatic change rates (CCR) of 82.2%, 87.3%, and 89.0%, respectively, and their combinations reached CCR of 93.7 ± 1.8%. Key bacterial isolates, including Pseudomonas sp., Bacillus sp., and Micrococcus sp., demonstrated effectiveness ranging from 77.3 to 78% individually, and 90.7% for consortium. Gas chromatography-mass spectrometry (GC-MS) analysis confirmed substantial reductions in crude oil components after biodegradation. These results demonstrated the value of indigenous microbes for bioremediation. This study is the first combined bacterial-fungal study of PAHs biodegradation in Syria, supporting the use of local isolates to enhance food security and environmental health. This would help decision makers to think about using eco-friendly strategies for PAHs remediation.

Indexed as

BacteriaFungiPetroleumPolycyclic Aromatic HydrocarbonsSoil MicrobiologySoil PollutantsBiodegradation, EnvironmentalGas Chromatography-Mass SpectrometryPetroleumPolycyclic Aromatic HydrocarbonsSoil PollutantsBiodegradationContaminated soilEco-friendly approachesGas chromatography-mass spectrometryMicroorganismsPetroleum hydrocarbonsSustainable management strategies

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.