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61,005 resultsShowing papers similar to Breaking down microplastics: insights into the role of actinomycetes in biotic degradation pathways
ClearActinomycetes: Isolation, Cultivation and its Active Biomolecules
This review covers actinomycetes, a group of soil bacteria that produce a wide range of useful compounds including antibiotics, antifungals, and enzymes. While not directly about microplastics, these bacteria and their byproducts are being studied for their potential to break down environmental pollutants, which could include plastic contamination in soil and water.
Microorganism-Based Bioremediation Approach for Plastics and Microplastics Wastes
Soil bacteria were isolated and screened for plastic-degrading capacity, with one of five isolates showing the highest low-density polyethylene (LDPE) degradation, demonstrating that soil-derived actinobacteria and other bacteria can contribute to bioremediation of plastic waste.
Microplastic Degradation by Actinobacteria
This review covers microbial biodegradation of microplastics with a focus on actinobacteria, including their enzyme-based mechanisms for degrading polylactic acid and other polymers, and the molecular tools used to study these microorganisms.
Microbial Degradation of Microplastics in Aquatic Ecosystems: A New Frontier in Environmental Bioremediation
This review examines microbial degradation of microplastics in aquatic ecosystems, covering bacteria, fungi, and actinomycetes capable of colonizing plastic surfaces, forming biofilms, and secreting enzymes to degrade polymers including polyethylene and PET.
The Role Of Bacteria In Microplastic Bioremediation And Implications For Marine Ecosystems
This literature review summarizes how bacteria can be harnessed through bioremediation to break down microplastics in marine environments, cataloging the bacterial species and mechanisms involved. While biological degradation is slow and not yet a practical cleanup solution at scale, identifying effective bacteria is an important step toward developing tools to reduce the long-term accumulation of microplastics in ocean ecosystems.
Microbe‐mediated biodegradation of microplastics from wastes
Researchers examined microbe-mediated biodegradation of microplastics from waste, reviewing bacterial and fungal species capable of breaking down various plastic polymers and discussing enzymatic mechanisms that could be harnessed for bioremediation strategies.
Actinomycetes as a Promising Tool for Plastic and Hydrocarbon Biodegradation
This review examines actinomycetes as promising microorganisms for biodegrading plastics -- particularly low-density polyethylene -- and hydrocarbons, discussing their enzymatic mechanisms, co-contaminant interactions, and potential as combined bioremediation tools for addressing both plastic and hydrocarbon pollution simultaneously.
Harnessing Microorganisms for Microplastic Degradation: A Sustainable Approach to Mitigating Environmental Pollution
This review surveys microorganisms—bacteria, fungi, and other taxa—capable of degrading microplastics, examining the enzymes, metabolic pathways, and environmental conditions involved, and assessing the practical potential of harnessing these organisms for bioremediation of plastic pollution.
Evidence of Plastic Degrading Bacteria in Aquatic Environment
This review examines evidence for plastic-degrading bacteria in aquatic environments, summarizing identified microorganisms and their enzymatic mechanisms capable of breaking down plastic materials, and discussing the potential application of these organisms in bioremediation of plastic pollution.
Bacteria as Ecological Tools: Pioneering Microplastic Biodegradation
This systematic review examines how bacteria can be used to biologically break down microplastic particles. The researchers identified several bacterial species capable of degrading different types of plastics, offering a potential natural solution to microplastic pollution. Finding biological methods to break down microplastics could reduce the amount of these particles that accumulate in our environment and food chain.
Microbes mediated plastic degradation: A sustainable approach for environmental sustainability
This review examines microbially mediated plastic degradation as a sustainable environmental cleanup strategy, surveying bacterial and fungal species capable of breaking down common polymers and discussing enzymatic pathways and factors limiting practical biodegradation rates.
Microbial biodegradation of plastics: Challenges, opportunities, and a critical perspective
Researchers reviewed microbial biodegradation of synthetic plastics, summarizing the bacterial and fungal species, enzymes, and biochemical pathways capable of breaking down common polymers and arguing that combining microbial approaches with physicochemical methods offers the most promising eco-friendly route to plastic waste remediation.
Streptomycetes
This chapter reviews the potential of Streptomyces bacteria as a biological tool for environmental remediation, including the degradation of both conventional pollutants and emerging contaminants like microplastics and nanoplastics. Researchers examine the diverse enzymatic capabilities of streptomycetes, which naturally produce antibiotics, enzymes, and bioactive compounds useful for breaking down complex polymers and pollutants. The study highlights how this genus of actinomycetes could contribute to addressing plastic pollution through biodegradation.
Microbial remediation of microplastic-contaminated soil, focusing on mechanisms, benefits, and research gaps
This systematic review examines microbial bioremediation of microplastic-contaminated soils, covering the sources and distribution of soil microplastics, their physicochemical interactions with soil microbiomes, and the mechanisms by which soil-dwelling bacteria and fungi degrade plastic polymers.
Recent Advancements and Mechanism of Plastics Biodegradation Promoted by Bacteria: A Key for Sustainable Remediation for Plastic Wastes
This review highlights recent discoveries of microbial enzymes capable of degrading various plastics, discussing bacterial biodegradation mechanisms as a sustainable remediation strategy for addressing accumulating plastic waste in landfills and water bodies.
Genomic and proteomic analysis of Bacillus subtilis as microplastic bioremediation agents
Researchers analyzed the genes and proteins of Bacillus subtilis bacteria to understand how this common soil microbe might be used to break down microplastics biologically. The genomic and proteomic analysis identified enzymes that could potentially degrade plastic polymers, advancing efforts to develop microbial bioremediation of plastic pollution.
Microbial Degradation of Rubber: Actinobacteria
This review examines how Actinobacteria, a group of soil microorganisms, can biologically degrade both natural and synthetic rubber using specialized enzymes called latex clearing proteins. The research is relevant to microplastic pollution because understanding microbial degradation pathways for synthetic polymers could inform future strategies for breaking down plastic waste in the environment.
[Interaction between microplastics and microorganisms in soil environment: a review].
This review examines how microplastics alter soil microbial community structure and diversity, and how microorganisms in turn colonize plastic surfaces and degrade them through extracellular enzymes — with degradation efficiency dependent on polymer properties and environmental conditions.
The plastic and microplastic waste menace and bacterial biodegradation for sustainable environmental clean-up a review
This review examined bacterial biodegradation of plastic and microplastic waste, covering key microbial species, enzymatic mechanisms, and biotechnological approaches being developed for sustainable environmental cleanup of plastic pollution.
Role of Various Microbes and Their Enzymatic Mechanisms for Biodegradation of Microplastics
This review examines the microbial enzymes and degradation mechanisms responsible for biodegrading microplastic polymers, covering bacterial, fungal, and algal systems that have evolved plastic-degrading capabilities over the past 150 years of plastic production. The authors survey the most promising enzymatic pathways and organisms for biotechnological application in microplastic remediation.
Microplastic accumulation in soils: Unlocking the mechanism and biodegradation pathway
Researchers reviewed how microplastics accumulate in soil and break down biologically, finding that certain microorganisms can form biofilms on plastic surfaces and use enzymes to slowly degrade the polymers — though conditions like pH, temperature, and moisture must be optimized and new plastic-degrading microbes need to be identified before this approach can be widely applied.
Microbial Allies in Plastic Degradation: Specific bacterial genera as universal plastic-degraders in various environments
Researchers identified specific bacterial genera capable of degrading multiple types of plastic across different environments including landfill soil, sewage sludge, and river water. They found that certain bacteria, such as Pseudomonas and Bacillus species, consistently appeared as effective plastic degraders regardless of the environment. The study suggests that these universal plastic-degrading bacteria could be valuable candidates for developing bioremediation strategies to address plastic pollution.
Bioremediation of plastics by the help of microbial tool: A way for control of plastic pollution
This review covers how bacteria and fungi can be used to break down plastic waste, including microplastics, through natural biological processes. Various microorganisms can degrade different types of plastics by producing specific enzymes, though the process is slow and depends on the plastic type and environmental conditions. While biological degradation shows promise for reducing microplastic pollution in soil and water, much more research is needed to make it effective enough to address the scale of the problem.
Discovering untapped microbial communities through metagenomics for microplastic remediation: recent advances, challenges, and way forward
This review explores how metagenomic approaches are uncovering microbial communities capable of degrading microplastics in various environments. Researchers found that diverse bacteria and fungi in soil, water, and waste systems produce enzymes that can break down plastic polymers, though degradation rates remain slow. The study highlights metagenomics as a powerful tool for discovering new biological solutions to microplastic pollution.