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61,005 resultsShowing papers similar to Exploring Microorganisms from Plastic-Polluted Sites: Unveiling Plastic Degradation and PHA Production Potential
ClearBioplastics against Microplastics: Screening of Environmental Bacteria for Bioplastics Production
Researchers screened environmental bacteria for their ability to produce polyhydroxyalkanoate bioplastics, which are biodegradable alternatives to conventional petroleum-based plastics. Developing efficient bioplastic-producing strains is one strategy to reduce the long-term accumulation of persistent microplastics in the environment.
Marine-Derived Actinomycetes: Biodegradation of Plastics and Formation of PHA Bioplastics—A Circular Bioeconomy Approach
Marine-derived actinomycetes were found capable of accelerating plastic biodegradation and producing polyhydroxyalkanoates (PHAs) as biodegradable plastic alternatives, offering a dual solution to plastic pollution. The study highlights marine microbial biodiversity as an underexplored source of both plastic-degrading enzymes and bio-based polymer production capacity.
Comparative Genomics of Marine Bacteria from a Historically Defined Plastic Biodegradation Consortium with the Capacity to Biodegrade Polyhydroxyalkanoates
Researchers conducted comparative genomics of marine bacteria from a plastic biodegradation consortium, finding that multiple strains had the genomic capacity to biodegrade polyhydroxyalkanoate (PHA) bioplastics, with implications for understanding microbial degradation of biodegradable plastic alternatives.
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.
Toward sustainable plastic bioremediation using bacterial consortia from aquatic environments.
This study explored the biotechnological potential of native bacteria from diverse aquatic environments to biodegrade synthetic plastics and microplastics. Bacterial consortia isolated from contaminated sites showed promising plastic-degrading capabilities, pointing toward bioremediation strategies for plastic pollution.
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.
Enrichment and isolation of micro plastic degrading microorganisms from various natural sources
Researchers isolated microplastic-degrading microorganisms from soil and water samples using mineral salt media with polyethylene and polypropylene as sole carbon sources, successfully identifying four distinct microbial isolates capable of degrading these polymers.
Microbiological Characterization of the Biofilms Colonizing Bioplastics in Natural Marine Conditions: A Comparison between PHBV and PLA
Researchers characterized biofilm communities colonizing bioplastics and conventional plastics in natural marine conditions, finding that bioplastic surfaces hosted distinct microbial communities compared to petroleum-based plastics, with implications for biodegradation and ecological interactions.
Microbial degradation of polypropylene microplastics and concomitant polyhydroxybutyrate production: An integrated bioremediation approach with metagenomic insights
Researchers isolated microbial consortia capable of degrading polypropylene microplastics, achieving weight losses of up to 17.8% after 30 days of incubation. The most effective consortium also produced polyhydroxybutyrate, a biodegradable plastic alternative, while breaking down the polypropylene. Metagenomic analysis revealed abundant carbohydrate-active enzymes and oxidation pathways, suggesting an integrated bioremediation approach that simultaneously degrades plastic waste and generates a useful bioplastic.
Isolation and Identification of Indigenous Plastic-Degrading Bacteria from Dumai’s Ocean Water of Riau Province
Researchers isolated and identified plastic-degrading bacteria from the coastal waters of Dumai, Indonesia, finding indigenous microbial populations capable of breaking down plastic polymers. Local plastic-degrading bacteria represent a potentially sustainable biological tool for addressing microplastic contamination in affected environments.
Synergistic functional activity of a landfill microbial consortium in a microplastic-enriched environment
Scientists studied soil bacteria from a decades-old landfill to understand how microbes adapt to high concentrations of polyethylene and PET microplastics. They found that multiple bacterial species work together to break down these plastics, with different roles for bacteria floating freely versus those attached to plastic surfaces. While biodegradation of microplastics is possible, it is slow, and understanding these natural processes could eventually help with cleanup efforts.
Microbial Isolates in Microplastic-Polluted Soil
Researchers isolated and characterized microbial communities from microplastic-polluted soil, identifying bacteria capable of colonizing plastic surfaces and assessing their potential roles in plastic degradation and soil nutrient cycling.
Characterization of microplastic degrading bacteria isolated from the Putri Cempo landfill
Researchers isolated bacteria from a landfill in Indonesia and characterized their ability to degrade microplastics, identifying indigenous strains with potential for use in bioremediation of plastic pollution.
Plastic-Degrading Microbial Consortia from a Wastewater Treatment Plant
Researchers isolated bacteria from a wastewater treatment plant that can break down common plastics including polyethylene and polystyrene, some of the hardest plastics to recycle. The microbial communities worked together to degrade the plastics more effectively than individual bacterial strains. While biological plastic degradation is still slow compared to the scale of pollution, identifying these bacteria is a step toward developing biotechnology solutions for plastic waste cleanup.
Microbial Biodegradation of Synthetic Polyethylene and Polyurethane Polymers by Pedospheric Microbes: Towards Sustainable Environmental Management
Researchers isolated fungi and bacteria from dumpsite soils and tested their ability to break down polyethylene and polyurethane plastics. They found that several microbial species showed notable biodegradation potential under laboratory conditions. The study suggests that soil microorganisms naturally adapted to waste environments could offer a cost-effective and eco-friendly approach to managing synthetic plastic pollution.
Bioprospecting indigenous bacteria from landfill leachate for enhanced polypropylene microplastics degradation
Researchers isolated bacteria from landfill leachate to test their ability to degrade polypropylene microplastics. They identified a novel Staphylococcus haemolyticus strain that reduced polypropylene dry weight by over 25% in 30 days, with surface and chemical analysis confirming structural degradation through hydrolysis and oxidation.
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.
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.
Insights into the degradation of high-density polyethylene microplastics using microbial strains: Effect of process parameters, degradation kinetics and modeling
Researchers tested several microbial strains for their ability to break down high-density polyethylene microplastics and developed models to predict degradation rates. Certain bacteria and fungi showed measurable ability to deteriorate the plastic surface over weeks of exposure. The study contributes to the development of biological approaches for remediating microplastic pollution in the environment.
Isolation, Screening and Characterization of Plastic-Degrading Bacteria From Soil for PWM
Scientists isolated bacteria from soil near garbage sites and identified strains capable of degrading plastic materials, with scanning electron microscopy revealing physical damage — holes and cracks — to plastic surfaces after bacterial exposure within 30 days. The study contributes to the search for soil microbes that could be harnessed for biological plastic waste management. Biodegradation by indigenous soil bacteria could offer a more environmentally friendly alternative to landfilling or incineration of plastic waste.
Potential routes of plastics biotransformation involving novel plastizymes revealed by global multi-omic analysis of plastic associated microbes
Researchers analyzed all publicly available genetic data from microbes living on plastic debris worldwide and found that while plastic-eating bacteria are rare in most environments, rivers appear to be hotspots for novel plastic-degrading organisms. They also created a freely accessible database of these plastic-associated microbes, which could accelerate efforts to develop biological solutions for plastic pollution.
Analysis of microbial populations in plastic–soil systems after exposure to high poly(butylene succinate-co-adipate) load using high-resolution molecular technique
Researchers examined how high concentrations of the biodegradable plastic PBSA affect soil microbial communities, finding that PBSA exposure significantly altered microbial diversity and community composition, with certain bacteria enriched as potential plastic degraders.
Investigating the roles of microbes in biodegrading or colonizing microplastic surfaces
Researchers investigated the roles of microbes in biodegrading or colonizing microplastic surfaces, examining how microbial communities interact with plastic polymers in environmental settings. The study characterized the 'plastisphere' — the community of microorganisms that colonize microplastic surfaces — and assessed the extent to which microbial activity contributes to plastic degradation in natural environments.
Breaking down the plastics paradox: polymer degrading microorganisms
This review examines microorganisms capable of degrading plastics, cataloging the bacteria and fungi discovered to break down common polymers like polyethylene, polystyrene, and PET. Identifying and harnessing plastic-degrading microbes could provide biological solutions to the accumulation of microplastics in the environment.