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61,005 resultsShowing papers similar to Bioprospecting indigenous bacteria from landfill leachate for enhanced polypropylene microplastics degradation
ClearCharacterization 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.
Bacterial screening in Indian coastal regions for efficient polypropylene microplastics biodegradation
Researchers screened marine bacteria from two coastal regions in India for their ability to break down polypropylene microplastics. They identified several bacterial strains that caused measurable weight loss and structural changes in polypropylene particles over a 60-day period. The study suggests that naturally occurring marine bacteria could potentially be harnessed for biological approaches to reducing microplastic pollution in ocean environments.
High density polyethylene microplastics biodegradation by bacteria isolated from a landfill in Cali, Colombia
Researchers isolated bacteria from a landfill in Cali, Colombia, and evaluated their ability to biodegrade high-density polyethylene (HDPE) microplastics, addressing gaps in knowledge about microbial degradation of persistent plastic particles. The study identified bacterial strains capable of accelerating HDPE breakdown, demonstrating the potential of landfill-derived microorganisms for bioremediation.
Degradation of microplastics in artificially polluted soil by bacterial and fungal isolates originating from landfill leachate
Researchers tested whether bacterial and fungal isolates from landfill leachate could degrade polyethylene and polypropylene microplastics in artificially polluted agricultural soil, finding that the microbial isolates showed measurable degradation activity against both polymer types.
Biodegradation of Microplastics by Microorganisms Isolated from Two Mature Landfill Leachates
Researchers isolated bacteria and fungi from leachates of two mature landfills and screened them for the ability to degrade polyethylene, polypropylene, and polystyrene microplastics using lipase production and microplastic-as-sole-carbon-source assays. Among 211 isolates, a Bacillus paramycoides strain showed the highest lipase index and degraded up to 11.12% of polystyrene microplastics within 42 days.
Biodegradation of micro-polyethylene particles by bacterial colonization of a mixed microbial consortium isolated from a landfill site
A bacterial consortium isolated from a municipal landfill, dominated by Bacillus and Paenibacillus species, was shown to reduce the dry weight of polyethylene microplastic particles by 14.7% and particle diameter by 22.8% after 60 days of incubation. The study provides evidence that landfill-adapted bacteria can biodegrade PE microplastics under mesophilic conditions.
Isolates of Polypropylene-degrading Bacteria from a Landfill
Researchers isolated and characterized polypropylene-degrading bacteria from a landfill site, identifying microbial strains capable of breaking down this widely used plastic, including the polypropylene found in disposable medical face masks that increased in use during the COVID-19 pandemic. The isolates demonstrated measurable degradation activity on polypropylene substrates, contributing to the search for biodegradation-based plastic waste management solutions.
Significance of landfill microbial communities in biodegradation of polyethylene and nylon 6,6 microplastics
Researchers isolated bacteria from a municipal landfill and tested their ability to degrade polyethylene and nylon 6,6 microplastics. The study demonstrated that Achromobacter xylosoxidans reduced microplastic weight by up to 26.7% in 40 days through enzyme-mediated polymer chain breakdown, suggesting that landfill microbial communities may offer potential pathways for sustainable plastic waste management.
Identification and degradation potential of microplastics by indigenous bacteria isolated from Putri Cempo Landfill, Surakarta, Indonesia
Researchers isolated and identified bacteria from the Putri Cempo Landfill in Surakarta, Indonesia using Soil Extract Media, then evaluated their ability to degrade different types of plastic contaminants found in agricultural environments, aiming to develop bioremediation solutions for microplastic contamination in farmland soils.
Simulated dump yard microbes drive significant biodegradation of polypropylene and polyvinyl chloride microplastics
Researchers demonstrated for the first time that bacterial cultures isolated from simulated dump yards can significantly break down polypropylene and polyvinyl chloride microplastics. Using metagenomics and phylogenetic analysis, the study identified specific bacterial species capable of degrading these common plastic types, suggesting potential biological approaches for microplastic remediation.
Microbial degradation of polypropylene.
Researchers isolated bacteria from seawater and screened them for the ability to degrade polypropylene, using weight loss measurements and SEM analysis to evaluate degradation potential. The isolate with the strongest polypropylene degradation activity was identified as Stenotrophomonas sp., demonstrating a safe and convenient microbial pathway for breaking down this common microplastic polymer.
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.
Identification and Characterization of Microplastic Degrading Bacteria in Three Landfills of Lampung Province
Researchers isolated and characterized microplastic-degrading bacteria from three landfills in Lampung Province, Indonesia, identifying species capable of using plastic as a carbon source with potential utility for bioremediation of plastic-contaminated sites.
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.
Isolation and Characterization of Polyethylene and Polyethylene Terephthalate-degrading Bacteria from Jakarta Bay, Indonesia
Researchers isolated bacteria from Jakarta Bay, Indonesia, that showed the ability to degrade polyethylene and polyethylene terephthalate microplastics in laboratory conditions. They identified the most effective bacterial strains and confirmed plastic degradation through weight loss measurements and surface analysis. The study supports the potential of using naturally occurring marine bacteria for bioremediation of plastic-polluted coastal environments.
Isolation and characterization of new bacterial strains degrading low-density polyethylene
Researchers isolated and characterized new bacterial strains capable of degrading low-density polyethylene, one of the most common plastic polymers. The strains were found in landfill and compost environments, and the study suggests that biological degradation could be a promising approach for addressing polyethylene waste accumulation.
Degradation and potential metabolism pathway of polystyrene by bacteria from landfill site
This study identified bacteria from landfill soil capable of degrading polystyrene microplastics, characterizing the microbial community involved and elucidating potential metabolic pathways for polystyrene breakdown. The findings support the potential for bioremediation of this otherwise recalcitrant plastic.
Biodeterioration of Microplastics: A Promising Step towards Plastics Waste Management
Researchers screened bacteria from a landfill site for plastic-degrading ability, finding Alcaligenes faecalis and Bacillus cereus as the most active strains, achieving up to 17% degradation of polyester and 29% degradation of polyester by Bacillus cereus. Surface changes confirmed degradation was occurring, and no pre-treatment was needed for these bacteria to utilize plastic as an energy source.
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.
Identifikasi Bakteri Pendegradasi Polipropilen Pada Limbah Masker Dari Tpa Piyungan
This Indonesian study identified bacteria capable of degrading polypropylene in disposable face mask waste collected from a landfill. Bacteria that can break down synthetic polymers offer a potential biological tool for reducing microplastic formation from the large volumes of mask waste generated during the COVID-19 pandemic.
A Polypropylene-degrading Psychrobacillus Strain Isolated from a Landfill
A bacterial strain isolated from a landfill — identified as a Psychrobacillus species — was found to degrade polypropylene plastic particles, reducing their mass by about 9% over 30 days at a mild temperature of 20°C. The bacteria created visible surface damage on the plastic and introduced new carbonyl and ether functional groups, with genomic analysis pointing to a laccase enzyme as the likely mechanism. While degradation rates are still slow, discovering cold-tolerant plastic-degrading bacteria expands the toolkit for potential biological approaches to breaking down persistent plastic waste.
Potency of Indigenous Microbes of Piyungan Landfill Yogyakarta for Microplastic Biodegradation
Indigenous bacteria and fungi isolated from a landfill in Yogyakarta, Indonesia showed potential for biodegrading microplastics, offering a nature-based approach to plastic waste remediation.
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.
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.