Evidence map›Paper›PMID 42177513›Full record

ReviewMicrobial cell factories2026

Microbial systems for azo dye biodegradation: enzymatic mechanisms, microbial consortia, and emerging biotechnological strategies.

Manar K Abd Elnabi, Marwa Eltarahony, Abdullah M El-Badry, Amr Nassrallah, Yehia A-G Mahmoud, Mohamed A Ghazy, Ahmed Kamal, Sameh S Ali

Abstract readReview
In one paragraph

Review in Microbial cell factories, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing 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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

8 authors.

Manar K Abd ElnabiBiotechnology Program, Basic and Applied Science Institute, Egypt-Japan University of Science and Technology (E-JUST), New Borg El-Arab, 21934, Alexandria, Egypt.
Marwa EltarahonyEnvironmental Biotechnology Department, Genetic Engineering and Biotechnology Research Institute (GEBRI), City of Scientific Research and Technological Applications (SRTA-City), New Borg El-Arab, 21934, Alexandria, Egypt.
Abdullah M El-BadryEnvironment and Bio-Agriculture Department, Faculty of Agriculture, Al-Azhar University, Cairo, Egypt.
Amr NassrallahBiotechnology Program, Basic and Applied Science Institute, Egypt-Japan University of Science and Technology (E-JUST), New Borg El-Arab, 21934, Alexandria, Egypt.
Yehia A-G MahmoudBotany and Microbiology Department, Faculty of Science, Tanta University, Tanta, 31527, Egypt.
Mohamed A GhazyBiotechnology Program, Basic and Applied Science Institute, Egypt-Japan University of Science and Technology (E-JUST), New Borg El-Arab, 21934, Alexandria, Egypt.
Ahmed KamalBiotechnology Program, Basic and Applied Science Institute, Egypt-Japan University of Science and Technology (E-JUST), New Borg El-Arab, 21934, Alexandria, Egypt.
Sameh S AliBotany and Microbiology Department, Faculty of Science, Tanta University, Tanta, 31527, Egypt. samh_samir@science.tanta.edu.eg.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Azo dyes are the most widely used class of synthetic colorants in textile and related industries; however, their discharge into natural ecosystems poses severe environmental and human-health concerns due to their xenobiotic structure, toxicity, and resistance to degradation. Traditional physicochemical remediation strategies are often costly and may result in incomplete mineralization and secondary pollution. Microbial systems provide an ecologically compatible and economically viable solution through efficient enzymatic reduction and subsequent mineralization of azo dyes and their degradation intermediates. This review synthesizes current advances in microbial bioremediation, with particular emphasis on the enzymatic mechanisms and metabolic processes involved in azo dye degradation, including the roles of key enzymes such as azoreductases, laccases, and peroxidases. The synergistic performance of microbial consortia, optimization of environmental and nutritional parameters, and the integration of bioelectrochemical systems are also discussed. Recent innovations-including genetic engineering, advanced immobilized biocatalysts, nanobiotechnology, high-performance bioreactors, and artificial-intelligence-driven process optimization-are evaluated for their potential to enhance biodegradation efficiency and operational stability. Finally, the major challenges and future perspectives for developing robust microbial systems capable of efficient detoxification and mineralization of azo dyes in industrial wastewater are highlighted. Overall, this review emphasizes the potential of microbial systems and emerging biotechnological strategies as sustainable solutions for azo dye remediation and environmentally responsible wastewater management.

Indexed as

Azo CompoundsBiotechnologyColoring AgentsMicrobial ConsortiaBacteriaBiodegradation, EnvironmentalBioreactorsLaccaseNitroreductasesWastewaterAzo CompoundsazoreductaseColoring AgentsLaccaseNitroreductasesWastewaterAzo dye degradationAzoreductasesBioremediationEnzyme engineeringMicrobial cell factoriesMicrobial consortiaNanobiotechnologyWastewater treatment

Identifiers

PMID42177513
PMCPMC13307425

What Socratic holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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 Socratic graph.