Bottlenecks in biobased approaches to plastic degradation

AR Bergeson, AJ Silvera, HS Alper - Nature Communications, 2024 - nature.com
Plastic waste is an environmental challenge, but also presents a biotechnological
opportunity as a unique carbon substrate. With modern biotechnological tools, it is possible …

[HTML][HTML] Significance of poly (ethylene terephthalate)(PET) substrate crystallinity on enzymatic degradation

TB Thomsen, K Almdal, AS Meyer - New Biotechnology, 2023 - Elsevier
Abstract Poly (ethylene terephthalate)(PET) is a semi-crystalline plastic polyester material
with a global production volume of 83 Mt/year. PET is mainly used in textiles, but also widely …

Computational redesign of a hydrolase for nearly complete PET depolymerization at industrially relevant high-solids loading

Y Cui, Y Chen, J Sun, T Zhu, H Pang, C Li… - Nature …, 2024 - nature.com
Biotechnological plastic recycling has emerged as a suitable option for addressing the
pollution crisis. A major breakthrough in the biodegradation of poly (ethylene …

Natural diversity screening, assay development, and characterization of nylon-6 enzymatic depolymerization

EL Bell, G Rosetto, MA Ingraham, KJ Ramirez… - Nature …, 2024 - nature.com
Successes in biocatalytic polyester recycling have raised the possibility of deconstructing
alternative polymers enzymatically, with polyamide (PA) being a logical target due to the …

Structural Elucidation of a metagenomic urethanase and its engineering towards enhanced hydrolysis profiles

T Bayer, GJ Palm, L Berndt, H Meinert… - Angewandte Chemie …, 2024 - Wiley Online Library
While plastics like polyethylene terephthalate can already be degraded efficiently by the
activity of hydrolases, other synthetic polymers like polyurethanes (PUs) and polyamides …

Exploring new galaxies: Perspectives on the discovery of novel PET-degrading enzymes

J Mican, J Da'san MM, W Liu, G Weber… - Applied Catalysis B …, 2024 - Elsevier
Polyethylene terephthalate (PET) is a widely used polyester due to its beneficial material
properties and low cost. However, PET contributes significantly to the growing problem of …

Plastic waste recycling─ a chemical recycling perspective

A Schade, M Melzer, S Zimmermann… - ACS Sustainable …, 2024 - ACS Publications
This article provides an overview of plastic recycling development since the 1970s. It
discusses the three common recycling options: mechanical recycling, chemical recycling …

Micro and nanoplastics pollution: Sources, distribution, uptake in plants, toxicological effects, and innovative remediation strategies for environmental sustainability

D Kumar, JK Biswas, SI Mulla, R Singh… - Plant Physiology and …, 2024 - Elsevier
Microplastics and nanoplastics (MNPs), are minute particles resulting from plastic
fragmentation, have raised concerns due to their widespread presence in the environment …

[HTML][HTML] Biobased de novo synthesis, upcycling, and recycling—the heartbeat toward a green and sustainable polyethylene terephthalate industry

F Weiland, M Kohlstedt, C Wittmann - Current Opinion in Biotechnology, 2024 - Elsevier
Highlights•Massive global PET-waste displays an attractive feedstock for biotechnology.•
Systems biotechnology is a driver for a green circular PET-industry.•Smart strategies for …

[HTML][HTML] Harnessing photosynthetic microorganisms for enhanced bioremediation of microplastics: A comprehensive review

GD Barone, A Rodríguez-Seijo, M Parati… - Environmental Science …, 2024 - Elsevier
Mismanaged plastics, upon entering the environment, undergo degradation through
physicochemical and/or biological processes. This process often results in the formation of …