Articles with "polyethylenimine" as a keyword



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Spray-Dried Nanoparticle-in-Microparticle Delivery Systems (NiMDS) for Gene Delivery, Comprising Polyethylenimine (PEI)-Based Nanoparticles in a Poly(Vinyl Alcohol) Matrix.

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Published in 2018 at "Small"

DOI: 10.1002/smll.201701810

Abstract: Nucleic acid-based therapies rely on efficient formulations for nucleic acid protection and delivery. As nonviral strategies, polymeric and lipid-based nanoparticles have been introduced; however, biological efficacy and biocompatibility as well as poor storage properties due… read more here.

Keywords: polyethylenimine; based nanoparticles; delivery; nanoparticle microparticle ... See more keywords
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Preparation and characterization of polyethylenimine-functionalized pyroxene nanoparticles and its application in wastewater treatment

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Published in 2017 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"

DOI: 10.1016/j.colsurfa.2017.04.067

Abstract: Abstract In this study, polyethylenimine-functionalized pyroxene nanoparticles were successfully prepared in-house for the removal of commercial red dye (CRD) from an industrial wastewater. The functionalization was accomplished by anchoring polyethylenimine (PEI) onto the surface of… read more here.

Keywords: pyroxene nanoparticles; polyethylenimine; wastewater; functionalized pyroxene ... See more keywords
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Linear polyethylenimine-decorated gold nanoparticles: One-step electrodeposition and studies of interaction with viral and animal proteins

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Published in 2019 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2019.01.154

Abstract: Abstract Polyethylenimine (PEI)-decorated gold nanoparticles (AuNP) were electrodeposited on conductive surfaces in one-step procedure. Solution-state NMR evidenced that chloride from PEI.HCl was partially exchanged by AuCl4− prior to AuNP formation. XPS studies indicated the presence… read more here.

Keywords: polyethylenimine; decorated gold; gold nanoparticles; one step ... See more keywords
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Preparation and characterization of iron oxide (Fe3O4) nanoparticles coated with polyvinylpyrrolidone/polyethylenimine through a facile one-pot deposition route

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Published in 2017 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2017.02.048

Abstract: Abstract In this article, we report the electrochemical synthesis and simultaneous in situ coating of magnetic iron oxide nanoparticles (MNPs) with polyvinylpyrrolidone (PVP) and polyethylenimine (PEI). The cathodic deposition was carried out through electro-generation of… read more here.

Keywords: polyethylenimine; iron oxide; pvp pei; deposition ... See more keywords
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Thermal gelation of partially hydrolysed polyacrylamide/polyethylenimine mixtures using design of experiments approach

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Published in 2019 at "Materials today communications"

DOI: 10.1016/j.mtcomm.2019.100686

Abstract: Abstract Polyethylenimine crosslinked polymer gels are gaining a huge interest in conformance control applications in oilfields. They are used to reduce the production of undesirable fluids (water & gas) by blocking the fractures that connect… read more here.

Keywords: gelation; polyethylenimine; thermal gelation; hydrolysed polyacrylamide ... See more keywords
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Deoxycholic Acid-Conjugated Polyethylenimine for Delivery of Heme Oxygenase-1 Gene in Rat Ischemic Stroke Model.

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Published in 2017 at "Journal of pharmaceutical sciences"

DOI: 10.1016/j.xphs.2017.07.020

Abstract: An efficient gene carrier to the brain is required for successful gene therapy of ischemic stroke. In this study, deoxycholic acid-conjugated polyethylenimine (DA-PEI) was synthesized and evaluated as a heme oxygenase-1 (HO-1) gene carrier for… read more here.

Keywords: ischemic stroke; polyethylenimine; deoxycholic acid; acid conjugated ... See more keywords
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Rational Fabrication of Polyethylenimine-Linked Microbeads for Selective CO2 Capture

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Published in 2018 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.7b04212

Abstract: A series of polyethylenimine (PEI)-linked microporous organic polymers were obtained using glycidyl methacrylate-polyethylenimine monomer (GMA-PEI) and different cross-linking agents. Because of well-defined micropores and CO2-philic plentiful secondary amines, porous organic polymers (POPs) demonstrate high CO2… read more here.

Keywords: polyethylenimine; fabrication; polyethylenimine linked; rational fabrication ... See more keywords
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Hierarchical Ni–Al Layered Double Hydroxide In Situ Anchored onto Polyethylenimine-Functionalized Fibers for Efficient U(VI) Capture

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Published in 2018 at "ACS Sustainable Chemistry & Engineering"

DOI: 10.1021/acssuschemeng.8b03183

Abstract: Extracting U(VI) from seawater is highly appealing as a new energy source with the growing shortage of land supplies. However, the very low concentration of U(VI) and the enormous volume of seawater for throughput pose… read more here.

Keywords: seawater; layered double; polyethylenimine; pei ldh ... See more keywords
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Evaluation of low molecular weight polyethylenimine-introduced chitosan for gene delivery to mesenchymal stem cells

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Published in 2020 at "Materials Express"

DOI: 10.1166/mex.2020.1780

Abstract: This study aimed to examine the transfection ability of polyethylenimine (PEI) (1800 Da)-grafted chitosan (10 kDa) (CP), a newly synthesized PEI derivative, in mesenchymal stem cells (MSCs). The safety evaluation of the complex/DNA was studied… read more here.

Keywords: polyethylenimine; gene delivery; gene; stem cells ... See more keywords
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Development of Covalent Chitosan-Polyethylenimine Derivatives as Gene Delivery Vehicle: Synthesis, Characterization, and Evaluation

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Published in 2021 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms22083828

Abstract: There is an increasing interest in cationic polymers as important constituents of non-viral gene delivery vectors. In the present study, we developed a versatile synthetic route for the production of covalent polymeric conjugates consisting of… read more here.

Keywords: polyethylenimine; delivery; covalent; gene delivery ... See more keywords