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61,005 resultsShowing papers similar to Microbial Degradation of Polyester Microfibers Using Indigenously Isolated Bacterial Strain Exiguobacterium Sp.
ClearIn-vitro biodegradation of discarded marine microplastics across the eastern coast of the Bay of Bengal, India using Exiguobacterium sp.
Researchers isolated bacteria from coastal sediments in India's Bay of Bengal that can break down marine microplastics. The study found that Exiguobacterium bacteria achieved a 4% weight loss in microplastic samples over 30 days, with electron microscopy confirming surface degradation. These findings suggest that native marine bacteria could play a role in future strategies for bioremediation of plastic pollution.
Screening, Identification, and Degradation Mechanism of Polyester Fiber-Degrading Bacteria
Scientists screened soil bacteria isolated from moldy plastic bags and identified several Bacillus strains capable of degrading polyester fibers and PET plastic under normal temperatures, achieving mass losses of up to 5-6% over 30 days. The study characterizes the degradation mechanisms involved, advancing the search for biological solutions to plastic waste. Bacterial biodegradation could offer a low-energy, scalable approach to breaking down persistent plastic pollution.
Polystyrene microplastic degradation by a novel PGPR Bacillus spizizenii
Researchers discovered that a beneficial soil bacterium, Bacillus spizizenii, can break down polystyrene microplastics with nearly 86% efficiency over 30 days. Chemical analysis confirmed that the bacteria significantly altered the plastic's molecular structure, and microscopy showed visible surface degradation. The finding suggests that naturally occurring soil bacteria could potentially be harnessed as a biological tool for reducing microplastic 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.
Microbial biodegradation of polystyrene microplastics: isolation, characterization and degradation efficiency of a river-isolated bacterium
Bacillus cereus bacteria isolated from a polluted river in India were shown to degrade polystyrene microplastics in laboratory conditions, achieving a 20% weight loss over 30 days. The study identifies a river-sourced bacterium as a candidate microorganism for bioremediation of polystyrene pollution.
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.
Microplastics under siege: Biofilm-forming marine bacteria from the microplastisphere and their role in plastic degradation
Researchers isolated and screened bacteria from microplastics collected along coastal beaches of the Andaman and Nicobar Islands to assess their ability to degrade plastic. One bacterial strain achieved over 10% degradation of low-density polyethylene, with surface analysis confirming physical breakdown of the plastic. The study suggests that naturally occurring marine bacteria colonizing microplastics may play a role in plastic biodegradation in ocean environments.
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.
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.
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.
Marine bacteria capable of enzymatic degrading of low- and high-density polyethylene: Toward sustainable mitigation of marine microplastic pollution
Scientists discovered ocean bacteria that can break down common plastic types found in marine pollution, with some bacteria destroying up to 17% of the plastic in lab tests. These naturally occurring bacteria could potentially be used to help clean up the tiny plastic particles that contaminate our oceans and eventually enter our food chain through seafood. While still in early research stages, this finding offers hope for a biological solution to reduce the microplastics that may pose health risks when we consume contaminated fish and shellfish.
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.
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.
Microplastics in coastal sediments of Pakistan: Site-specific patterns and biodegradation by native bacterial isolates
Researchers surveyed microplastic contamination along Pakistan's 850-kilometer coastline and identified seven native bacterial species capable of breaking down common plastics like PET, PVC, and polyethylene — with Pseudomonas azotoformans degrading nearly 38% of polyethylene by weight — pointing toward local microbial solutions for plastic pollution in under-studied regions.
Biodegradation of Polyethylene Using Lysinibacillus macroides: Isolation, Characterization and Evaluation
Researchers isolated and characterized Lysinibacillus macroides bacteria from plastic dumping grounds in Karad, India, and evaluated their ability to biodegrade polyethylene microplastics. The study demonstrated measurable polyethylene degradation by the isolated bacterial strain, supporting its potential as a low-cost microbial approach to plastic pollution remediation.
Characterization of plastic degrading bacteria isolated from sewage wastewater
Researchers isolated bacteria from sewage wastewater that can degrade plastic, with two Pseudomonas strains achieving 25% weight loss of plastic pieces over 120 days. Chemical analysis confirmed the bacteria were breaking down and transforming the plastic polymer bonds. These plastic-eating bacteria could offer a green biotechnology approach to reducing microplastic pollution in wastewater systems.
Enrichment of native plastic‐associated biofilm communities to enhance polyester degrading activity
Researchers found that expanded polystyrene promotes high levels of bacterial biofilm formation and demonstrated that native plastic-associated microbial communities from environmental waste can be enriched to enhance polyester-degrading activity, offering potential for biological plastic remediation.
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 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.
Biodegradation of Microplastics: Mechanisms, Challenges, and Future Prospects for Environmental Remediation
This review assesses microbial biodegradation as a strategy for reducing microplastic pollution, focusing on how bacteria and fungi break down common plastic polymers under various environmental conditions. Researchers found that while several microbial strains can degrade plastics like polyethylene and polystyrene, the process is generally slow and varies with temperature, pH, and available nutrients. The study identifies key challenges that must be overcome, including improving degradation rates, before biological approaches can be effective at environmental cleanup scales.
Enhanced degradation of polyethylene terephthalate (PET) microplastics by an engineered Stenotrophomonas pavanii in the presence of biofilm
Scientists engineered a biofilm-forming bacterium to break down PET microplastics (the type found in water bottles and food containers) at room temperature. The engineered bacteria achieved significant PET degradation over 30 days and also worked on other polyester plastics, offering a potential biological solution for cleaning up microplastic pollution in water environments.
Phenotypic and Genomic Characterization of Polyethylene-Degrading Bacillus cereus PE-1 Enriched from Landfill Microbial Consortium
Scientists found a bacteria called Bacillus cereus PE-1 in landfill soil that can actually eat and break down plastic bags and containers (polyethylene). The bacteria damaged the plastic's surface and reduced its weight by about 5% in just 30 days, suggesting it could potentially help clean up plastic pollution in the environment. While this research is still early and needs more testing, it offers hope for using natural bacteria to tackle the growing problem of plastic waste that threatens our ecosystems and food chain.
Functional potential and applications of Ureibacillus massiliensis based on whole-genome sequencing analysis
Scientists sequenced the complete genome of a newly isolated strain of the bacterium Ureibacillus massiliensis and analyzed its genetic toolkit to identify potential uses, including the ability to break down microplastics. The genomic analysis revealed genes associated with plastic degradation, suggesting this microbe could be developed as a biological tool for cleaning up plastic-contaminated environments. Discovering bacteria capable of degrading plastics is a promising avenue for bioremediation of microplastic-polluted soils and water.
Potensi Mikroorganisme Sebagai Agen Bioremediasi Mikroplastik Di Laut
This Indonesian review examines microorganisms with the potential to biodegrade microplastics in marine environments, including bacteria that can use plastic as a carbon source. Identifying plastic-degrading microbes is a step toward developing biological remediation strategies for marine microplastic pollution.