Results 21 to 30 of about 8,286 (219)

Study on Sustainable Recovery and Extraction of Polyhydroxyalkanoates (PHAs) Produced by Cupriavidus necator Using Waste Glycerol for Medical Applications [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2019
The current study shows that Cupriavidus necator has the ability to grow on waste glycerol as carbon source, and can synthesize a highly thermostable copolymer poly(3-hydroxybutyrate-co-3-hydroxyvalerate).
G. Gahlawat, S. K. Soni
doaj   +1 more source

Poly(3-HydroxyButyrate-co-3-HydroxyValerate) based Inorganic Consolidate for Firwood Preservation

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2021
The aim of this study was to address one of the major challenges of the conservation state of wooden artifacts or artworks namely, the preservation and restoration of wood surfaces.
Mădălina Elena DAVID   +4 more
doaj   +1 more source

Preparation and Characterization of Porous Scaffolds Based on Poly(3-hydroxybutyrate) and Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)

open access: yesLife, 2021
Poly(hydroxyalkanoates) (PHAs) with different material properties, namely, the homopolymer poly(3-hydroxybutyrate), P(3HB), and the copolymer poly(3-hydroxybutyrate-co-3-hydroxyvalerate, P(3HB-co-3HV), with a 3HV of 25 wt.%, were used for the preparation
Asiyah Esmail   +7 more
doaj   +1 more source

Expanding the range of polyhydroxyalkanoates synthesized by methanotrophic bacteria through the utilization of omega-hydroxyalkanoate co-substrates

open access: yesAMB Express, 2017
The first methanotrophic syntheses of polyhydroxyalkanoates (PHAs) that contain repeating units beyond 3-hydroxybutyrate and 3-hydroxyvalerate are reported. New PHAs synthesized by methanotrophs include poly(3-hydroxybutyrate-co-4-hydroxybutyrate) (P(3HB-
Jaewook Myung   +3 more
doaj   +1 more source

Determination of Poly(3-hydroxybutyrate) Content in Cyanobacterium Synechocystis sp. PCC 6803 Using Acid Hydrolysis Followed by High-performance Liquid Chromatography

open access: yesBio-Protocol, 2023
Various photoautotrophic cyanobacteria accumulate intracellular poly(3-hydroxybutyrate) (PHB) granules. This protocol can be used for determining the PHB contents of the cells as % PHB weight per dry cell weight using acid hydrolysis followed by high ...
Janine Kaewbai-ngam   +2 more
doaj   +1 more source

Biosynthesis and characterization of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) copolymer from wild type Comamonas sp. EB172. [PDF]

open access: yes, 2010
Poly(3-hydroxybutyrate) [P(3HB)] homopolymer and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) [P(3HB-co-3HV)] copolymer was produced by Comamonas sp. EB172 using single and mixture of carbon sources.
Abd. Aziz, Suraini   +6 more
core   +1 more source

Metabolic engineering of Escherichia coli for the synthesis of polyhydroxyalkanoates using acetate as a main carbon source

open access: yesMicrobial Cell Factories, 2018
Background High production cost of bioplastics polyhydroxyalkanoates (PHA) is a major obstacle to replace traditional petro-based plastics. To address the challenges, strategies towards upstream metabolic engineering and downstream fermentation ...
Jing Chen   +4 more
doaj   +1 more source

Polyhydroxyalkanoates (PHA) production from synthetic waste using Pseudomonas pseudoflava : PHA synthase enzyme activity analysis from P. pseudoflava and P. palleronii [PDF]

open access: yes, 2017
Synthetic wastewater (SW) at various carbon concentrations (5–60 g/l) were evaluated for polyhydroxyalkanoates (PHA) production using the bacteria Pseudomonas pseudoflava.
CHANG Young-Cheol   +5 more
core   +2 more sources

Fast, inexpensive, and reliable HPLC method to determine monomer fractions in poly(3-hydroxybutyrate-co-3-hydroxyvalerate) [PDF]

open access: yes, 2021
The determination of the monomer fractions in polyhydroxyalkanoates is of great importance for research on microbial-produced plastic material. The development of new process designs, the validation of mathematical models, and intelligent control ...
Carius, L.   +5 more
core   +2 more sources

Replication Origin Deletion Enhances Poly(3-Hydroxybutyrate-co-3-Hydroxyvalerate) Synthesis in Haloarchaea

open access: yesMicrobiology Spectrum, 2022
Although the use of multiple replication origins for chromosome replication has been widely characterized in haloarchaea, whether it is possible to manipulate the chromosome copy number by their genetic engineering is not known, and how it would affect ...
Haibo Yang   +5 more
doaj   +1 more source

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