Results 41 to 50 of about 8,452 (224)

Food waste conversion to microbial polyhydroxyalkanoates

open access: yesMicrobial Biotechnology, 2017
Summary Polyhydroxyalkanoates (PHAs) are biopolymers with desirable material properties similar to petrochemically derived plastics. PHAs are naturally produced by a wide range of microorganisms as a carbon storage mechanism and can accumulate to ...
Chad Nielsen   +4 more
doaj   +1 more source

Production of functionalized polyhydroxyalkanoates by genetically modified Methylobacterium extorquens strains [PDF]

open access: yes, 2010
Background: Methylotrophic (methanol-utilizing) bacteria offer great potential as cell factories in the production of numerous products from biomass-derived methanol.
Philipp Höfer   +5 more
core   +2 more sources

Production of a novel medium chain length Poly(3-hydroxyalkanoate) using unprocessed biodiesel waste and its evaluation as a tissue engineering scaffold [PDF]

open access: yes, 2017
This study demonstrated the utilisation of unprocessed biodiesel waste as a carbon feedstock for Pseudomonas mendocina CH50, for the production of PHAs. A PHA yield of 39.5% CDM was obtained using 5% (v/v) biodiesel waste substrate.
Basnett, P.   +11 more
core   +2 more sources

Secondary Structural Models (16S rRNA) of Polyhydroxyalkanoates Producing Bacillus Species Isolated from Different Rhizospheric Soil: Phylogenetics and Chemical Analysis [PDF]

open access: yesInternational Journal Bioautomation, 2016
Polyhydroxyalkanoates (PHAs) producing bacterial isolates are gaining more importance over the world due to the synthesis of a biodegradable polymer which is extremely desirable to substitute synthetic plastics.
Swati Mohapatra   +4 more
doaj  

Bacillus subtilis as potential producer for polyhydroxyalkanoates

open access: yesMicrobial Cell Factories, 2009
Polyhydroxyalkanoates (PHAs) are biodegradable polymers produced by microbes to overcome environmental stress. Commercial production of PHAs is limited by the high cost of production compared to conventional plastics.
Patel Sanjay KS   +2 more
doaj   +1 more source

Degradation kinetics of medium chain length Polyhydroxyalkanoate degrading enzyme: a quartz crystal microbalance study

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
This study investigates the enzymatic degradation processes of different classes of polyhydroxyalkanoates (PHAs), a group of biopolymers naturally synthesized by various microorganisms.
Fabien Millan, Nils Hanik
doaj   +1 more source

Effect of microwave pretreatment on the properties of particleboard made from para rubber wood sawdust with the addition of polyhydroxyalkanoates [PDF]

open access: yes, 2017
The aim of this study was to investigate the effect of microwave pretreatment on the properties of particleboard made from para rubber wood sawdust with the addition of polyhydroxyalkanoates (PHAs).
Jutarut Lewkittayakorn,   +3 more
core   +1 more source

Directed Evolution of an Efficient Polycarbonate Depolymerase With Exceptional Operational Stability

open access: yesAngewandte Chemie, Volume 138, Issue 18, 27 April 2026.
Here, we show that well studied PET hydrolases can be re‐engineered via directed evolution to deconstruct alternative aromatic‐containing commodity polymers. Introduction of only three mutations into LCCICCG was sufficient to generate an efficient polycarbonate hydrolase with high operational stability that can fully depolymerize a polycarbonate sample
Henry A. Jones   +7 more
wiley   +2 more sources

Controlled biotechnological production of polyhydroxyalkanoates [PDF]

open access: yes, 2012
Předložená diplomová práce se zabývá produkcí polyhydroxyalkanoátů (PHA) bakterií Cupriavidus necator H16. Cílem práce byla příprava, selekce a charakterizace mutantních kmenů schopných vyšší produkce PHA.
Šnajdar, Ondřej
core  

Biopolymer‐Coated Paper Composites for Sustainable Packaging

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Conventional plastic packaging, though dominant in food and flexible applications, poses serious environmental concerns due to its persistence and limited recyclability. To address this challenge, this study develops bio‐based coated paper composites as sustainable alternatives. Paper, while biodegradable, lacks adequate barrier properties. To
Shane Annabella Nusa Pratiwi   +2 more
wiley   +1 more source

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