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61,005 resultsShowing papers similar to Rapid Biodegradation of Low-Density Polyethylene (LDPE) Without Pre-Treatment by Bacillus Strains Isolated from Garbage Dumpsites
ClearThe escalated potential of the novel isolate Bacillus cereus NJD1 for effective biodegradation of LDPE films without pre-treatment
Researchers isolated a novel Bacillus cereus strain from a plastic waste dump that achieved 43% weight loss of LDPE films without pre-treatment, demonstrating promising potential for direct bacterial biodegradation of polyethylene waste.
An approach to low-density polyethylene biodegradation by Bacillus amyloliquefaciens
Researchers isolated two strains of Bacillus amyloliquefaciens from municipal solid waste soil and demonstrated their capacity to degrade low-density polyethylene (LDPE) films, as measured by dry weight reduction, pH changes, and surface modification via FTIR and SEM analysis. The findings indicate that these bacterial strains have potential for application in LDPE bioremediation.
Biodegradation of LDPE plastic by local strain of Bacillus sp. isolated from dump soil of Pekanbaru, Indonesia
Scientists isolated a local strain of Bacillus bacteria from landfill soil in Indonesia and tested its ability to break down low-density polyethylene (LDPE) plastic. The bacteria showed measurable ability to degrade LDPE, reducing plastic weight over time. This research supports the potential for using locally sourced soil bacteria in plastic biodegradation efforts.
Degradation of low density polyethylene by Bacillus species
Researchers tested the ability of two common Bacillus bacteria species to degrade low-density polyethylene and observed weight losses of about 3.5 and 2.8 percent over 30 days. Surface analysis revealed cracks, pits, and chemical oxidation on the plastic sheets exposed to the bacteria. The study suggests that these widely available microorganisms could potentially be developed as biological agents for polyethylene degradation, though the underlying enzymatic mechanisms require further investigation.
Isolation and screening of low-density polyethylene (LDPE) bags degrading bacteria from Addis Ababa municipal solid waste disposal site “Koshe”
Researchers isolated bacteria from an Ethiopian municipal waste site that degraded low-density polyethylene bags by up to 43% weight loss, with scanning electron microscopy confirming surface pitting and FTIR analysis showing chemical changes indicative of biodegradation.
Biofilm development of Bacillus siamensis ATKU1 on pristine short chain low-density polyethylene: A case study on microbe-microplastics interaction
Researchers isolated a low-density polyethylene (LDPE)-degrading bacterial strain, Bacillus siamensis ATKU1, from a plastic dumping site and studied its biofilm formation on LDPE microplastics as the sole carbon source. Scanning electron microscopy and atomic force microscopy confirmed biofilm development with measurable changes to surface mechanical properties, providing evidence for microbial utilisation of LDPE microplastics.
Introducing the LDPE degrading microbes of sedimentary systems: from dumpsite to laboratory
This study identified and characterized low-density polyethylene (LDPE)-degrading microbes from dumpsite sedimentary systems, isolating bacteria capable of utilizing LDPE as a carbon source—providing a starting point for developing biological solutions to plastic pollution remediation.
Microbial degradation of virgin polyethylene by bacteria isolated from a landfill site
Researchers isolated bacteria from landfill sites that had been exposed to plastic waste for up to 17 years and tested their ability to break down high-density polyethylene (HDPE), a common plastic used in packaging. The bacterium Bacillus cereus achieved the highest degradation at only 1.78% weight loss, confirming that plastic biodegradation in landfills is an extremely slow process.
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.
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.
Biodegradation of Low Density Polyethylene by Selected Bacillus sp.
Researchers found that certain Bacillus bacteria can degrade low-density polyethylene (LDPE) plastic, breaking it down at a modest 1.5% over 60 days. While the rate is slow, this points to a potential biological pathway for plastic degradation that could be developed further.
Biodegradation of Low Density Polyethylene (LDPE) using marine bacteria isolated from tropical beaches of megacity Mumbai
Marine bacteria isolated from plastic debris buried in beach sediments at seven Mumbai beaches were able to colonize and partially degrade low-density polyethylene (LDPE) plastic. Identifying bacteria naturally adapted to plastic-rich marine environments is a step toward developing biological tools for plastic degradation, though the process is currently far too slow to address the scale of ocean plastic pollution without significant enhancement.
Biodegradation of Unpretreated Low-Density Polyethylene (LDPE) by Stenotrophomonas sp. and Achromobacter sp., Isolated From Waste Dumpsite and Drilling Fluid
The bacterium Stenotrophomonas was tested for its ability to biodegrade untreated low-density polyethylene (LDPE) without any pretreatment of the plastic. Results showed that Stenotrophomonas could colonize and partially degrade LDPE, contributing to the search for microbial solutions to recalcitrant plastic pollution.
Biodegradation of cassava starch modified low density polyethylene by Bacillus cereus and Pseudomonas aeruginosa isolated from waste dumpsite
Bacterial strains of Bacillus cereus and Pseudomonas aeruginosa isolated from a dumpsite soil were tested for their ability to degrade cassava starch-modified LDPE plastic. The bacteria reduced plastic weight and altered surface properties over 90 days of incubation. This study identifies locally sourced bacteria with potential for bioremediation of plastic-contaminated waste environments.
Polycarbonate biodegradation by newly isolated Bacillus strains
Researchers isolated Bacillus strains capable of biodegrading polycarbonate from buried plastic films, demonstrating measurable polymer degradation through enzymatic activity including lipase and amylase production over the screening period.
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.
Biodegradation and detoxification of low-density polyethylene by an indigenous strain Bacillus licheniformis SARR1
Researchers found that an indigenous Bacillus licheniformis strain (SARR1) could biodegrade low-density polyethylene strips at a rate of 0.069 g/day with a half-life of approximately 335 days, reducing crystallinity from 71.7% to 50.8% and producing eco-friendly metabolic byproducts confirmed by GC-MS.
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.
Bioremediation of MP-polluted Waters Using Bacteria Bacillus licheniformis, Lysinibacillus massiliensis, and Mixed Culture of Bacillus sp. and Delftia acidovorans
Researchers evaluated the biodegradation of low-density polyethylene and polystyrene microplastics by pure strains of Bacillus licheniformis, Lysinibacillus massiliensis, and a mixed culture of Delftia acidovorans and Bacillus sp., assessing degradation efficiency and mechanisms for bioremediation of plastic-polluted environments.
Screening of Fungal Isolates for Biodegradation Potentials of Low-Density Polyethylene from Selected Dumpsites
Researchers screened fungi isolated from soil at Nigerian waste dump sites for their ability to degrade low-density polyethylene plastic, identifying candidate species for potential use in bioremediation. Fungal biodegradation of common plastics like LDPE could help address plastic waste in environments with poor waste management infrastructure.
Examining and identifying bacteria-mediated polyethylene terephthalate bottle waste degradation Byprops
Researchers isolated Bacillus subtilis from PET plastic waste dump sites and demonstrated that the bacterium can degrade polyethylene terephthalate microplastics over six months, with UV-pretreated PET showing the most pronounced changes including new alkyl aryl ether and alkene groups detected by FTIR and GC-MS. The findings suggest soil bacteria could offer a biodegradable solution for eliminating PET from plastic-contaminated sites.
Promoting bacterial colonization and biofilm formation for enhanced biodegradation of low-density polyethylene microplastics
Four bacterial strains isolated from marine plastic debris — including Bacillus cereus and Micrococcus luteus — were shown to form biofilms on low-density polyethylene and produce biosurfactants, with biofilm promotion strategies enhancing polyethylene biodegradation rates.
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.
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.