We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
Papers
61,005 resultsShowing papers similar to The Current State of Research on PET Hydrolyzing Enzymes Available for Biorecycling
ClearAn Overview into Polyethylene Terephthalate (PET) Hydrolases and Efforts in Tailoring Enzymes for Improved Plastic Degradation
This review examines the discovery and engineering of PET-degrading enzymes including PETase and cutinase variants, discussing protein engineering strategies to improve catalytic efficiency and thermostability for practical biodegradation of polyethylene terephthalate plastic waste.
Enzymatic Remediation of Polyethylene Terephthalate (PET)–Based Polymers for Effective Management of Plastic Wastes: An Overview
Enzymatic approaches for remediating PET-based plastic waste were reviewed, covering PETase and related enzymes that can break PET into reusable monomers. Enzyme engineering strategies to improve thermostability and catalytic efficiency are discussed as a pathway to scalable biological PET recycling.
Microbial Polyethylene Terephthalate Hydrolases: Current and Future Perspectives
This review surveys microbial enzymes capable of breaking down PET plastic, focusing on the structure and function of key hydrolases like PETase and cutinases. Researchers found that while several enzymes show promising PET-degrading activity, most work slowly and under limited temperature conditions, with engineered variants showing improved performance. The study highlights both the potential and the current limitations of using biological approaches for plastic waste management.
Current knowledge on enzymatic PET degradation and its possible application to waste stream management and other fields
This review distinguished between enzymatic PET surface modification (useful for fiber treatment) and enzymatic PET degradation (needed for waste management), cataloguing the hydrolases capable of each function and the conditions required. The authors evaluate the prospects for deploying PET-degrading enzymes in industrial plastic waste streams.
Perspectives on the Role of Enzymatic Biocatalysis for the Degradation of Plastic PET
This review discusses the role of enzymatic biocatalysis in PET plastic degradation, examining how the discovery of PETase and subsequent enzyme engineering have advanced biodegradation as an alternative to chemical and mechanical recycling for one of the most produced plastics globally.
Determinants for an Efficient Enzymatic Catalysis in Poly(Ethylene Terephthalate) Degradation
This review covers the current state of enzymatic PET degradation, examining which enzymes act on PET, how protein engineering has improved their activity, and what challenges remain before enzymatic recycling can be deployed at industrial scale.
Microbial and Enzymatic Degradation of Plastic Waste in Water
This review surveys microbial and enzymatic pathways for degrading plastic waste in water, cataloging enzymes such as PETases and cutinases along with the microorganisms that produce them. The authors assess current limitations of biological degradation rates and discuss how enzyme engineering and synthetic microbial consortia could accelerate plastic breakdown.
Microbial enzymes for the recycling of recalcitrant petroleum‐based plastics: how far are we?
This review examines the progress in identifying microbial enzymes capable of breaking down petroleum-based plastics like polyethylene, polystyrene, polyurethane, and PET. Researchers highlight recent advances in using polyester-degrading enzymes to recover raw materials from PET waste through biocatalytic recycling. The study discusses the potential and remaining challenges of using biological approaches to address the growing global problem of plastic waste accumulation.
Hydrolytic Degradation of Polyethylene Terephthalate by Cutinase Enzyme Derived from Fungal Biomass–Molecular Characterization
Researchers isolated cutinase and lipase enzymes from Aspergillus tamarii and Penicillium crustosum fungi and demonstrated their ability to catalyze hydrolytic degradation of PET plastic, offering a potential biological route for plastic waste breakdown.
Biodegradation of Plastic and the Role of Microbial Enzymes in Plastic Waste Management
This review examines how microbial enzymes, particularly PET hydrolases and oxidative enzymes, can depolymerize and break down common plastic polymers through biological degradation. The study suggests that enzymatic approaches to plastic waste management offer a promising complement to mechanical and chemical recycling, though optimizing enzyme activity and scaling up the process remain key challenges.
An efficient strategy to tailor PET hydrolase: Simple preparation with high yield and enhanced hydrolysis to micro-nano plastics
This study developed a simplified, high-yield preparation method for PET-degrading hydrolase enzymes to improve their ability to break down PET nano- and microplastics. The engineered enzyme showed enhanced hydrolysis activity against PET microplastics, offering a more practical route to enzymatic plastic waste treatment.
Enzymatic Degradation of PET plastic
This study tested commercial-grade enzymes for degrading PET plastic and found that enzymatic degradation was effective at laboratory scale but faced challenges for real-world application. Scaling up enzymatic PET recycling could reduce the persistence of plastic waste that eventually fragments into microplastics in the environment.
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.
Recent advances in screening and identification of PET-degrading enzymes
Researchers reviewed recent advances in discovering and engineering enzymes capable of breaking down PET plastic, one of the most widely produced and persistent plastic types. They examined screening methods including metagenomic mining and machine learning approaches that have accelerated the identification of promising PET-degrading enzymes. The study suggests that enzymatic recycling could become a viable, environmentally friendly alternative to traditional PET disposal methods.
Genes for a Circular and Sustainable Bio-PET Economy
This review examines the genetics of enzymes that can biodegrade PET plastic, exploring how genetic engineering could accelerate the development of organisms capable of breaking down plastic waste. Enzymatic degradation of PET could help address plastic pollution including plastic bottles that break down into microplastics.
Development of Enzyme-Based Approaches for Recycling PET on an Industrial Scale
This paper reviews the development of enzyme-based methods for breaking down PET plastic (used in bottles and packaging) at an industrial scale. While enzymatic recycling is a promising solution to plastic waste, current methods are still too slow and costly for widespread use. Improving these technologies could help reduce the enormous amount of PET entering the environment and breaking down into microplastics.
Enzymatic PET Degradation
This review examines enzymatic degradation of PET (polyethylene terephthalate), the plastic used in bottles and polyester clothing, as a promising pathway for breaking down this persistent polymer. Advances in engineering more efficient PET-degrading enzymes could enable industrial-scale biological recycling and reduce the environmental accumulation of PET microplastics.
Potential Use of Microbial Enzymes for the Conversion of Plastic Waste Into Value-Added Products: A Viable Solution
This review examines microbial enzymes capable of hydrolyzing PLA-PET mixed plastic waste, evaluating enzymatic degradation pathways and the potential for enzyme-based plastic valorization as an economically viable alternative to chemical recycling.
Biodegradation of PET: Current Status and Application Aspects
This review covered the current status of PET biodegradation, focusing on the discovery and mechanism of PET hydrolytic enzymes from Ideonella sakaiensis and the pathway from enzyme identification to potential bioremediation application. The authors assess progress toward commercializing enzymatic PET degradation and identify remaining technical barriers for large-scale plastic waste management.
Marine PET Hydrolase (PET2): Assessment of Terephthalate- and Indole-Based Polyester Depolymerization
This study characterized a marine-derived enzyme (PET2) capable of breaking down PET plastic under mild conditions, assessing its efficiency for enzymatic recycling. Enzyme-based PET recycling could prevent plastic waste from fragmenting into the microplastics that accumulate in oceans and organisms.
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.
Engineered polyethylene terephthalate hydrolases: perspectives and limits
This review examines progress in engineering enzymes that can break down PET plastic, the material used in most beverage bottles and synthetic textiles. Researchers found that while significant advances have been made through protein engineering and machine learning, no enzyme yet exists that can efficiently degrade the crystalline form of PET found in real-world waste. The study outlines the key challenges remaining before enzymatic plastic recycling can work at industrial scale, including handling microplastic contamination.
Application of PETase in Plastic Biodegradation and Its Synthesis
This review examines how PETase enzymes can be used to biodegrade plastic waste, particularly polyethylene terephthalate, which is one of the most widely used plastics globally. Researchers discuss recent advances in modifying PETase enzymes for improved efficiency and establishing sustainable synthesis platforms. The study suggests that enzymatic biodegradation offers a promising biological solution to the growing plastic pollution crisis.
Marine PET Hydrolase (PET2): Assessment of Terephthalate- and Indole-Based Polyesters Depolymerization
Researchers characterized a marine enzyme (PET2) capable of breaking down PET plastic and related polyester materials under relatively mild conditions. Discovering and engineering enzymes that can degrade PET could help address the massive accumulation of PET microplastics in ocean environments.