Results 11 to 20 of about 30,911 (199)

A Forward-Design Approach to Increase the Production of Poly-3-Hydroxybutyrate in Genetically Engineered Escherichia coli [PDF]

open access: yes, 2015
Biopolymers, such as poly-3-hydroxybutyrate (P(3HB)) are produced as a carbon store in an array of organisms and exhibit characteristics which are similar to oil-derived plastics, yet have the added advantages of biodegradability and biocompatibility ...
Bower, I   +12 more
core   +11 more sources

Microbial degradation of poly(3-hydroxybutyrate) and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) in soils [PDF]

open access: yesApplied and Environmental Microbiology, 1993
The microbial degradation of tensile test pieces made of poly(3-hydroxybutyrate) [P(3HB)] or a copolymer of 90% 3-hydroxybutyric acid and 10% 3-hydroxyvaleric acid was studied in soils incubated at a constant temperature of 15, 28, or 40 degrees C for up to 200 days.
Mergaert, Joris   +4 more
openaire   +3 more sources

Degradability of cross-linked polyurethanes/chitosan composites [PDF]

open access: yes, 2016
Polyurethanes with synthetic poly([R,S]-3-hydroxybutyrate) in the soft segment and with polycaprolactone triol as cross-linker were blended with chitosan and degraded in hydrolytic and oxidative solutions.
Ahmad Ebrah Albani (3342320)   +8 more
core   +6 more sources

In silico Assessment of Pharmacological Profile of Low Molecular Weight Oligo-Hydroxyalkanoates

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Polyhydroxyalkanoates (PHAs) are a large class of polyesters that are biosynthesized by microorganisms at large molecular weights (Mw > 80 kDa) and have a great potential for medical applications because of their recognized biocompatibility.
Diana Larisa Roman   +4 more
doaj   +1 more source

Poly(3-hydroxybutyrate): Promising biomaterial for bone tissue engineering

open access: yesActa Pharmaceutica, 2020
Poly(3-hydroxybutyrate) is a natural polymer, produced by different bacteria, with good biocompatibility and biodegradability. Cardiovascular patches, scaffolds in tissue engineering and drug carriers are some of the possible biomedical applications of ...
Dariš Barbara, Knez Željko
doaj   +1 more source

Oxygen Barrier and Thermomechanical Properties of Poly (3-hydroxybutyrate-co-3-hydroxyvalerate) Biocomposites Reinforced with Calcium Carbonate Particles

open access: yesActa Chimica Slovenica, 2020
This study aimed to prepare poly (3-hydroxybutyrate-co-3-hydroxyvalerate), biocomposites with incorporating various percentages of calcium carbonate using extrusion processing.
Semra Kirboga, Mualla Öner
doaj   +1 more source

(Bio)degradable polymeric materials for sustainable future—Part 3: Degradation studies of the PHA/wood flour-based composites and preliminary tests of antimicrobial activity [PDF]

open access: yes, 2020
© 2020 The Authors. Published by MDPI. This is an open access article available under a Creative Commons licence. The published version can be accessed at the following link on the publisher’s website: https://doi.org/10.3390/ma13092200The need for a ...
Janeczek, Henryk   +10 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

The use of LipidGreen2 for visualization and quantification of intracellular Poly(3-hydroxybutyrate) in Cupriavidus necator

open access: yesBiochemistry and Biophysics Reports, 2020
Numerous studies have been conducted to develop a rapid protocol for the quantification of poly(3-hydroxybutyrate) during bacterial fermentation as an alternative to time-consuming gravimetric or analytical methods.
Alexander Kettner, Carola Griehl
doaj   +1 more source

Poly(3-hydroxybutyrate) Nanocomposites with Cellulose Nanocrystals

open access: yesPolymers, 2022
Poly(3-hydroxybutyrate) (PHB) is one of the most promising substitutes for the petroleum-based polymers used in the packaging and biomedical fields due to its biodegradability, biocompatibility, good stiffness, and strength, along with its good gas-barrier properties. One route to overcome some of the PHB’s weaknesses, such as its slow crystallization,
Catalina Diana Usurelu   +3 more
openaire   +2 more sources

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