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Papers
61,005 resultsShowing papers similar to Characterization and Optimization of Biocatalysts for New Recycling Technologies
ClearGenetic Enhancement of Plastic Degrading Bacteria: The Way to a Sustainable and Healthy Environment
Researchers review how genetic engineering of plastic-degrading bacteria could accelerate the biological breakdown of plastic waste, highlighting promising enzymes and metabolic pathways. Engineering microbes with enhanced plastic-digesting capabilities could become an important tool for reducing the global accumulation of microplastics in the environment.
Applications of Synthetic Biology in Microbial and Enzymatic Systems for Microplastic Degradation: A Review
This review examines how synthetic biology is being used to enhance the biological breakdown of microplastics, covering advances in enzyme engineering, whole-cell engineering, and metabolic pathway design. Researchers have achieved significant improvements in plastic-degrading enzymes like PETase through directed evolution and machine learning, enabling depolymerization of consumer plastics under increasingly mild industrial conditions.
Cutting-edge developments in plastic biodegradation and upcycling via engineering approaches
This review examines how engineering approaches from synthetic biology and metabolic engineering can improve both the breakdown and upcycling of plastic waste. Researchers found that various microorganisms and their enzymes can degrade plastics and convert the resulting monomers into valuable products like biosurfactants, bioplastics, and biochemicals. The study suggests that optimizing microbial pathways and using hybrid chemo-biological approaches could help build a more sustainable circular plastic economy.
Microbial plastic degradation: enzymes, pathways, challenges, and perspectives.
This review synthesizes current knowledge on microbial plastic degradation, covering the enzymes and metabolic pathways involved in breaking down major synthetic polymers, the challenges limiting efficient biodegradation, and perspectives for engineering improved microbial solutions to plastic waste.
Advancing PET-Degrading Enzymes through Directed Evolution to Combat Plastic Pollution
This review examines advances in directed evolution of PET-degrading enzymes including PETases and cutinases, describing how techniques such as error-prone PCR, DNA shuffling, and saturation mutagenesis have produced enzyme variants with improved catalytic efficiency and thermostability for enzymatic plastic recycling applications.
A concept for the biotechnological minimizing of emerging plastics, micro- and nano-plastics pollutants from the environment: A review.
This review examined biotechnological strategies for remediating plastics, micro-, and nano-plastics from the environment, cataloguing microbial and enzymatic degradation approaches, discussing their mechanistic basis, and proposing an integrated biotechnology framework for minimizing plastic pollution across terrestrial and aquatic systems.
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.
Environmental impact and mitigation of micro(nano)plastics pollution using green catalytic tools and green analytical methods
Researchers reviewed the growing problem of microplastics and nanoplastics in the environment, then assessed enzyme-based strategies for breaking them down, finding that enzymes specifically targeting plastic polymer structures offer a promising, sustainable approach to degradation, especially when stabilized on nanomaterials to extend their activity.
Plastic waste impact and biotechnology: Exploring polymer degradation, microbial role, and sustainable development implications
Researchers reviewed how microorganisms and their enzymes can break down different types of plastic waste through both aerobic (oxygen-using) and anaerobic (oxygen-free) pathways. The review highlights biotechnological tools like genetic modification that could accelerate plastic biodegradation, supporting a shift toward a circular economy.
Eco-Microbiology: Discovering Biochemical Enhancers of PET Biodegradation by Piscinibacter sakaiensis
This paper reviews biochemical strategies for enhancing PET biodegradation by microorganisms, focusing on the discovery and engineering of plastic-degrading enzymes. The review highlights recent advances and remaining challenges in scaling up enzymatic plastic degradation for industrial applications.
Nature-Inspired Strategies for Sustainable Degradation of Synthetic Plastics
This review examines nature-inspired biological strategies for breaking down synthetic plastics, including enzyme engineering and microbial approaches. The study suggests that mimicking natural degradation processes could overcome the chemical and physical barriers that make plastics resistant to breakdown, offering a path toward more sustainable plastic waste management.
A minireview on the bioremediative potential of microbial enzymes as solution to emerging microplastic pollution
This mini review explores the potential of microbial enzymes as a sustainable solution for degrading microplastics, discussing recent advances in identifying plastic-degrading enzymes and the challenges remaining for practical bioremediation applications.
[Preface to the special issue: biotechnology of plastic waste degradation and valorization].
This preface introduces a special issue on biotechnology approaches to plastic waste degradation and valorization, covering microbial and enzymatic strategies for breaking down synthetic plastics. Biological plastic degradation could help reduce the environmental persistence of plastics that eventually fragment into microplastics.
Enzymes to make plastics disappear
This review article discusses the problem of plastic waste accumulating in the environment, including the formation of microplastics, and explores the potential of engineered enzymes to break down synthetic polymers as a biological solution to plastic pollution.
Recent advances in enzyme engineering for improved deconstruction of poly(ethylene terephthalate) (PET) plastics
This review covers recent progress in engineering enzymes that can break down PET plastic, the material used in water bottles and food containers. While natural enzymes that digest PET have been discovered, they are not yet fast or durable enough for industrial-scale recycling. Advances in protein engineering, directed evolution, and computational design are steadily improving these enzymes, which could eventually provide a sustainable way to recycle PET and reduce microplastic pollution at its source.
Genetic engineering approach to address microplastic environmental pollution: a review
This review explores how genetic engineering approaches could enhance the ability of microorganisms to biodegrade microplastics and nanoplastics in the environment. Researchers highlight that while wild-type microbes struggle to break down plastics due to their high molecular weight and crystallinity, engineered enzymes and organisms show potential for more effective plastic pollution remediation.
Enhancing PET Degrading Enzymes: A Combinatory Approach
Scientists worked on improving enzymes that can break down PET plastic, one of the most common plastics in consumer products. Using a combinatory approach, researchers enhanced the performance of a naturally occurring PET-degrading enzyme from the bacterium Piscinibacter sakaiensis. The study suggests that engineered enzymes could eventually help create a circular economy for plastic waste by enabling efficient recycling at the molecular level.
Characterization and engineering of a plastic-degrading aromatic polyesterase
Researchers characterized and engineered an aromatic polyesterase enzyme capable of degrading plastic polymers, improving its activity through protein engineering and demonstrating its potential as a tool for biodegradation-based plastic cleanup.
Machine Learning-Driven Multi-Objective Optimization of Enzyme Combinations for Plastic Degradation: An Ensemble Framework Integrating Sequence Features and Network Topology
Researchers developed a machine learning framework to identify optimal enzyme combinations for breaking down polyester plastics. The study integrated kinetic data, protein sequence features, and network analysis to predict effective enzyme-substrate relationships, offering a computational approach to accelerating the discovery of enzymatic solutions for plastic waste degradation.
Microbial Degradation and Valorization of Plastic Wastes
This review covers recent advances in microbial and enzymatic degradation of synthetic plastic wastes, summarizing the microorganisms and enzymes capable of attacking different polymer types and assessing the prospects for biological plastic waste treatment at scale.
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.
A Review of Cross-Disciplinary Approaches for the Identification of Novel Industrially Relevant Plastic-Degrading Enzymes
This review surveys cross-disciplinary research identifying microbial enzymes capable of degrading synthetic plastics, highlighting promising candidates from bacteria and fungi that could be engineered for industrial-scale plastic biodegradation.
Recent trends in microbial and enzymatic plastic degradation: a solution for plastic pollution predicaments
This review covers recent advances in using microorganisms and their enzymes to break down plastics including polyethylene, PVC, polystyrene, and PET, with techniques like protein engineering being used to boost enzyme efficiency. Microbial degradation offers a sustainable approach to reducing the persistent plastic pollution that generates the microplastics found throughout the environment and human body.
Insights into Microbial Enzymatic Biodegradation of Plastics and Microplastics: Technological Updates
This review covers the latest advances in using microbial enzymes and biotechnology to break down plastic and microplastic waste. While some bacteria and fungi can partially degrade certain plastics, the process is slow and limited by factors like the plastic's chemical structure and crystallinity. The research points toward genetic engineering and genome editing as potential tools to speed up plastic degradation, though practical large-scale solutions are still in development.