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61,005 resultsShowing papers similar to Insightful Advancement and Opportunities for Microbial Bioplastic Production
ClearBacterial Production of Hydroxyalkanoates (PHA)
This review examines bacterial production of polyhydroxyalkanoates (PHA) as a biodegradable alternative to petroleum-based plastics, covering fermentation processes, scaling to industrial levels, and future trends, while noting that higher production costs currently prevent PHAs from competing commercially with conventional plastics.
Polyhydroxyalkanoates (PHAs) – Production, Properties, and Biodegradation
This review covers polyhydroxyalkanoates (PHAs), a class of microbially produced biopolyesters, discussing raw material innovation, microbial producer strains, bioengineering approaches for improved yields, and end-of-life biodegradation options. PHAs are presented as a genuinely circular plastic alternative due to their renewable production, biodegradability, and compatibility with existing plastic applications including food packaging.
Current trends in the production of biodegradable bioplastics: The case of polyhydroxyalkanoates
This review evaluates the state of polyhydroxyalkanoate (PHA) bioplastic production, comparing microbiological, enzymatic, and chemical manufacturing approaches for their potential to replace petroleum-based plastics. While PHAs are naturally biodegradable and mechanically versatile, cost and scalability remain major barriers to commercial adoption.
Advancements in genetic engineering for enhanced Polyhydroxyalkanoates (PHA) production: a comprehensive review of metabolic pathway manipulation and gene deletion strategies
This review examines genetic engineering strategies for boosting production of polyhydroxyalkanoates, which are biodegradable bioplastics produced by bacteria. Researchers describe how modifying metabolic pathways and deleting competing genes can significantly increase bioplastic yields. The technology is relevant to the microplastics problem because scaling up biodegradable plastic alternatives could help reduce the accumulation of persistent conventional plastics in the environment.
Switching from petro-plastics to microbial polyhydroxyalkanoates (PHA): the biotechnological escape route of choice out of the plastic predicament?
This review makes the case for replacing petroleum-based plastics with microbially produced biodegradable alternatives (PHAs), particularly for packaging and medical applications. If produced efficiently enough, PHAs could reduce persistent plastic waste and the resulting microplastic pollution.
PHA-Based Bioplastic: a Potential Alternative to Address Microplastic Pollution
This review examines polyhydroxyalkanoate (PHA)-based bioplastics as biodegradable alternatives to petroleum-derived plastics, highlighting their potential to reduce microplastic pollution while discussing challenges in scaling production and improving material properties.
What Is New in the Field of Industrial Wastes Conversion into Polyhydroxyalkanoates by Bacteria?
This review covers recent advances in using bacteria to convert industrial food waste into polyhydroxyalkanoates (PHAs), a type of biodegradable bioplastic. Using industrial waste as feedstock for bioplastic production could reduce both plastic pollution and food industry waste simultaneously.
A Review on Biological Synthesis of the Biodegradable Polymers Polyhydroxyalkanoates and the Development of Multiple Applications
This review covers the biological production of polyhydroxyalkanoates, a family of biodegradable bioplastics that bacteria naturally produce from waste carbon sources. Researchers found that these biopolymers have properties similar to conventional plastics like polypropylene but can fully biodegrade, making them a promising alternative to petroleum-based plastics. The study emphasizes that scaling up production and establishing proper end-of-life management are critical steps for PHAs to compete with conventional plastics and help reduce microplastic pollution.
Current developments on polyhydroxyalkanoates synthesis by using halophiles as a promising cell factory
Researchers reviewed how salt-loving microorganisms called halophiles can serve as efficient biological factories for producing polyhydroxyalkanoates (PHAs), a class of biodegradable plastics that could replace petroleum-based plastics. Their high salt requirements naturally prevent contamination during large-scale fermentation, and advances in metabolic engineering are making PHA production cheaper and more scalable.
Novel Technologies for Polyhydroxyalkanoates (PHA) Production
This review examines novel production technologies for polyhydroxyalkanoates, highlighting how the global problem of plastic and microplastic pollution has intensified interest in developing scalable, eco-friendly bioplastic alternatives over more than four decades of PHA research.
Polyhydroxyalkanoates biosynthesis, resulting polymer structures, and plasticization
This review examines polyhydroxyalkanoates (PHAs), a class of biodegradable biopolymers synthesized by microorganisms, discussing strategies including plasticizers and monomer inclusion to overcome the brittleness and processing challenges of the most common PHA, poly(3-hydroxybutyrate).
Polyhydroxyalkanoate (PHA) Biopolyesters - Emerging and Major Products of Industrial Biotechnology
This review examined polyhydroxyalkanoate biopolyesters as industrially produced biodegradable plastics, covering their microbial biosynthesis, material properties, and commercial applications as sustainable alternatives to conventional petroleum-based plastics.
Chemical and Biochemical Engineering Approaches in Manufacturing Polyhydroxyalkanoate (PHA) Biopolyesters of Tailored Structure with Focus on the Diversity of Building Blocks
This review examines chemical and biochemical engineering strategies for manufacturing polyhydroxyalkanoates (PHAs) with tailored structures, covering short-, medium-, and long-chain PHA homo-, co-, ter-, and quarterpolyesters produced from diverse microbial feedstocks. Researchers found that monomeric composition and biosynthesis conditions are the primary determinants of PHA material properties, enabling design of biopolymers that closely mimic conventional thermoplastics and elastomers.
Biosynthesis of Polyhydroxyalkanoates (PHAs) by the Valorization of Biomass and Synthetic Waste
This paper explores the production of polyhydroxyalkanoates (PHAs), biodegradable microbial polymers, from biomass and waste feedstocks as a sustainable alternative to conventional synthetic plastics. PHAs can be naturally synthesized by bacteria, offering a pathway to biodegradable plastics that do not persist as microplastic pollution.
Exploiting sugar-rich feedstocks for sustainable polyhydroxyalkanoate production
Researchers investigated the use of sugar-rich agricultural feedstocks for sustainable production of polyhydroxyalkanoates (PHAs), evaluating these bacterial biopolymers as biodegradable alternatives to petrochemical plastics that contribute to microplastic pollution.
The synthesis of polyhydroxyalkanoates from low carbon wastewater under anaerobic-microaerobic process: effects of pH and nitrogen and phosphorus limitation
Researchers optimized conditions for producing polyhydroxyalkanoates (PHAs) — biodegradable bioplastics — from wastewater using bacteria under anaerobic-microaerobic conditions. Controlling pH and nutrient levels significantly improved PHA production yield. This work advances the development of sustainable plastic alternatives made from waste materials.
Metabolic Process and Types of Carbon Source leads to Desired Polyhydroxyalkanoate Properties
This review examines how different carbon sources and metabolic pathways influence the biosynthetic production of polyhydroxyalkanoates (PHAs), analyzing how carbon source selection and organism choice determine whether homo- or copolymers are produced and shape the resulting physical and chemical properties of these biodegradable plastics.
Strategies for Biosynthesis of C1 Gas-derived Polyhydroxyalkanoates: A review
Researchers reviewed strategies for producing polyhydroxyalkanoates (PHAs) — biodegradable bioplastics — from one-carbon gases like CO2, CO, and methane using autotrophic and methanotrophic microbes, highlighting fermentation and metabolic engineering approaches as cost-effective alternatives to conventional carbon-source-dependent PHA production.
Post-Transcriptional Control in the Regulation of Polyhydroxyalkanoates Synthesis
This review examines how gene regulation controls the production of polyhydroxyalkanoates (PHAs), a family of biodegradable bioplastics made by bacteria. Better understanding of these biological controls could help scale up manufacturing of eco-friendly alternatives to conventional petroleum-based plastics.
Production of polyhydroxyalkanoate (PHA) biopolymer from crop residue using bacteria as an alternative to plastics: a review
This review examines how PHA, a biodegradable plastic made from crop waste using bacteria, could serve as a sustainable alternative to conventional plastics. While PHA breaks down naturally unlike traditional plastics that fragment into microplastics, challenges remain in making it heat-stable and cost-competitive enough for widespread industrial use.
RSM–GA Based Optimization of Bacterial PHA Production and In Silico Modulation of Citrate Synthase for Enhancing PHA Production
Researchers optimized bacterial production of polyhydroxyalkanoates (PHAs) — biodegradable bioplastics — using kitchen and agricultural waste as cheap feedstocks. Scaling up PHA production is one strategy for replacing conventional petroleum-based plastics that persist in the environment as microplastics.
PHA, the Greenest Plastic So Far: Advancing Microbial Synthesis, Recovery, and Sustainable Applications for Circularity
This review examines polyhydroxyalkanoates (PHAs), a family of biodegradable plastics made by bacteria that could replace conventional petroleum-based plastics. Switching to PHAs could significantly reduce microplastic pollution because unlike traditional plastics, these materials fully break down in the environment rather than fragmenting into persistent microplastic particles.
Bioplastics against Microplastics: Screening of Environmental Bacteria for Bioplastics Production
Researchers screened environmental bacteria for their ability to produce polyhydroxyalkanoate bioplastics, which are biodegradable alternatives to conventional petroleum-based plastics. Developing efficient bioplastic-producing strains is one strategy to reduce the long-term accumulation of persistent microplastics in the environment.
An Overview of Biorefinery Waste for Microbial Production of Green Plastic in a Circular Economy
This review examines how waste streams from biorefineries — such as agricultural residues and food processing byproducts — can be used as feedstocks for microbial production of bioplastics like polyhydroxyalkanoates (PHAs). The authors assess current production methods, cost challenges, and the potential for a circular bioeconomy where plastic alternatives are made from waste rather than fossil fuels. While not about microplastic contamination directly, reducing reliance on conventional plastics through bio-based alternatives is a key long-term strategy for limiting microplastic generation.