Results 111 to 120 of about 43,793 (327)

Additives Enhancing Biodegradability in Plastics and Potential Implications for Textiles: A Mechanistic Review

open access: yesJournal of Applied Polymer Science, EarlyView.
Mechanistic insights from additive‐assisted plastic degradation guide the design of environmentally adaptive textile fibers. Functional additives enhance oxidative, hydrolytic, enzymatic, and microbial degradation pathways. Translating these strategies requires control of fiber architecture, additive distribution, and environmental interactions ...
Julia Cunniffe   +2 more
wiley   +1 more source

Improvement of acetate tolerance of Escherichia coli by introducing the PHB mobilization pathway

open access: yesApplied and Environmental Microbiology
Poly-β-hydroxybutyrate (PHB) mobilization has been recognized as an effective measure in bacteria for host survival under stressful conditions. Here, we report that PHB mobilization is also involved in improving Escherichia coli resistance to acetic acid
Dong Meng   +5 more
doaj   +1 more source

Self-assembled particulate PsaA as vaccine against Streptococcus pneumoniae infection

open access: yesHeliyon, 2017
Streptococcus pneumoniae is a human pathogen responsible for the majority of childhood pneumonia and media otitis cases worldwide. The diversity of its capsular polysaccharides (CPS) results in more than 91 serotypes of which at least 23 are virulent ...
Majela González-Miro   +5 more
doaj   +1 more source

Polarization‐Dependent Calibration of Nitrogen‐Vacancy Axes for Precise Three‐Dimensional Magnetic Field Vector Determination

open access: yesAdvanced Physics Research, EarlyView.
Using polarization‐controllable pump light as the measurement basis, we break the polarization symmetry of NV center fluorescence and build the correlation between polarization direction and NV axis orientation, achieving high‐precision optical calibration of NV axes.
Ji Guo   +4 more
wiley   +1 more source

Poly-β-Hydroxybutyrate (PHB) Production By Amylolytic Micrococcus sp. PG1 Isolated From Soil Polluted Arrowroot Starch Waste

open access: yesIndonesian Journal of Biotechnology, 2015
Poly-β-hydroxybutyrate (PHB) production from amylolytic Micrococcus sp. PG1. Poly-β-hydroxybutyrate(PHB) is an organic polymer, which synthesized by many bacteria and serves as internal energy.
Sebastian Margino   +2 more
doaj  

Novel Extracellular PHB Depolymerase from Streptomyces ascomycinicus: PHB Copolymers Degradation in Acidic Conditions

open access: yesPLoS ONE, 2013
The ascomycin-producer strain Streptomyces ascomycinicus has been proven to be an extracellular poly(R)-3-hydroxybutyrate (PHB) degrader. The fkbU gene, encoding a PHB depolymerase (PhaZ Sa ), has been cloned in E. coli and Rhodococcus sp. T104 strains for gene expression. Gram-positive host Rhodococcus sp.
Javier García-Hidalgo   +3 more
openaire   +4 more sources

Metalens‐Enabled Double‐Helix Point Spread Function for Multifunctional Imaging

open access: yesAdvanced Physics Research, EarlyView.
A single metalens is employed to generate a double‐helix point spread function (DH‐PSF). At the design wavelength, the PSF rotation angle varies linearly with depth, while the lobe spacing follows an inverse dependence on axial position. At a fixed depth, the lobe spacing further exhibits a linear dependence on wavelength due to dispersion.
Xuanyu Wu   +8 more
wiley   +1 more source

Photofermentative production of poly-β-hydroxybutyrate (PHB) by purple non-sulfur bacteria using olive oil by-products

open access: yesBioresources and Bioprocessing
This study evaluated the ability of six purple non-sulfur bacteria (PNSB) to convert olive oil by-products into poly-β-hydroxybutyrate (PHB). Strains were first independently cultivated in synthetic media with different carbon sources (acetic, lactic and
Gianmarco Mugnai   +4 more
doaj   +1 more source

Rewiring Escherichia coli central carbon metabolism for the sustainable bioconversion of waste glycerol into biodegradable polyhydroxybutyrate [PDF]

open access: yesBiofuel Research Journal
The biomaterial polyhydroxybutyrate (PHB) is a promising, renewable, and green alternative polymer. In this study, a method to incorporate gluconate 6-phosphate dehydratase (edd) deletion in Escherichia coli expressing PHB biosynthesis genes from ...
Jittakan Pachimsawat   +2 more
doaj   +1 more source

Self‐Complementary Dimers Based on Zwitterionic Halogen Bond Donors

open access: yesChemistry – A European Journal, EarlyView.
In this study we present the first isolated zwitterionic homodimers based on halogen bonding (XB). After optimization of the structures by changing the Lewis base (LB) and the backbone, their dimerization was observed in gas phase, as well as, in solid state.
Dana Kutzinski   +5 more
wiley   +1 more source

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