Results 41 to 50 of about 1,397,780 (193)

Effect of co-substrate on production of poly-β- hydroxybutyrate (PHB) and copolymer PHBV from newly identified mutant Rhodobacter sphaeroides U7 cultivated under aerobic-dark condition [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2007
Photosynthetic bacterial mutant strain U7 was identified using both classical and molecular (16S rDNA) techniques to be Rhodobacter sphaeroides. The glutamate-acetate (GA) medium containing sodium acetate and sodium glutamate as carbon and nitrogen ...
Kemarajt Kemavongse   +3 more
doaj  

Poly-β-hydroxybutyrate (PHB) Depolymerase from Fusarium solani Thom

open access: yesJournal of Chemistry, 2013
Fusarium solani Thom produced maximum PHB depolymerase by 48 h when grown in BHM containing 0.2%, w/v PHB, pH 8.0 at 25°C. Statistical optimization studies using Plackett Burman design of PHB depolymerase production yielded maximum PHB depolymerase ...
Srividya Shivakumar
doaj   +1 more source

Interactions, structure and properties in poly(lactic acid)/thermoplastic polymer blends [PDF]

open access: yes, 2014
Blends were prepared from poly(lactic acid) (PLA) and three thermoplastics, polystyrene (PS), polycarbonate (PC) and poly(methyl methacrylate) (PMMA). Rheological and mechanical properties, structure and component interactions were determined by various ...
B. Pukanszky   +5 more
core   +1 more source

Enhancement of Poly(β-hydroxybutyrate) Production from Methanol by Methylobacterium Extorquens Using Mixed Substrates [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2010
Poly-β-hydroxybutyrate (PHB), produced by several species of bacteria, has attracted great attention as a biodegradable and biocompatible compound with almost similar properties of polypropylene.
Z. Beagom Mokhtari-Hosseini   +2 more
doaj   +1 more source

Characterization of poly-β-hydroxybutyrate producing halophilic bacteria and nutrient optimization for its maximum production

open access: yesThe Indian Journal of Agricultural Sciences, 2022
An experiment was conducted at the Indian Agricultural Research Institute, New Delhi (2017-18) to report the identification of halophilic poly-ß-hydroxybutyrate (PHB) producing bacteria and optimization of process parameters for maximum PHB recovery ...
MAALDU PATIENCE   +2 more
doaj   +1 more source

Biological complexes of poly-β-hydroxybutyrate [PDF]

open access: yesFEMS Microbiology Letters, 1992
Short-chain complexed poly-beta-hydroxybutyrate, 130-170 monomer units, is a ubiquitous constituent of cells, wherein it is usually associated with other macromolecules by multiple coordinate bonds, or by hydrogen bonding and hydrophobic interactions.
openaire   +2 more sources

Induction and ultrastructure for cysts of Azotobacter

open access: yes浙江大学学报. 农业与生命科学版, 2001
Within 5 days of induction with n-butanol medium, 98%vegetative cells of Azotobacter vinelandii gave rise to cysts. 91% vegetative cells of Azotobacter chroococcus were converted to cysts. The cysts were spheroids or elliptical whose axe is 1.2 pm to 1.5
JIA Xiao-ming, HONG Jian
doaj   +1 more source

Metabolic Memory in Cardiovascular Disease: Encoding, Propagation, and Therapeutic Targeting

open access: yesAdvanced Science, EarlyView.
Cardiovascular risk often persists after metabolic abnormalities are corrected. This conceptual Review frames such persistence as metabolic memory, encoded through a narrowing therapeutic window from reversible marks to irreversible damage, with continuous input from peripheral organs.
Cheng Cheng   +12 more
wiley   +1 more source

Produção e caracterização de Poli(3-Hidroxibutirato-co-3-hidroxivalerato) por cupriavidus necator em melaço cítrico [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia de Alimentos, Florianópolis, 2009.Poli(3-hidroxibutirato-co-3-hidrohivalerato) [P(3HB-co-3HV)] é um biopolímero acumulado ...
Farias, Daniele
core  

Bridging Performance and Fate: A Framework for Sustainable, Composite‐Based Flexible Electronic Systems

open access: yesAdvanced Electronic Materials, EarlyView.
Composite‐based flexible electronics integrate biodegradable polymers, conductive networks, and multilayer device architectures to balance electrical performance, mechanical durability, and controlled degradation. Interfacial engineering and encapsulation regulate transport stability and operational lifetime, while programmed disassembly enables ...
Sayam, Sangho Cho
wiley   +1 more source

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