Articles with "positively charged" as a keyword



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Positively Charged Pt‐Based Nanoreactor for Efficient and Stable Hydrogen Evolution

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202203199

Abstract: Positively charged Pt can work as the active center for hydrogen evolution reaction (HER) but the corresponding design of state‐of‐the‐art electrocatalysts at high current densities has never been realized. Here the application of positively charged… read more here.

Keywords: efficient stable; charged based; hydrogen evolution; positively charged ... See more keywords
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Antennapedia-derived positively-charged peptide faces multiple problems upon their usage as targeting ligand for liposomal doxorubicin.

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Published in 2021 at "Biotechnology progress"

DOI: 10.1002/btpr.3202

Abstract: The positively-charged peptide antp derived from Antennapedia transcription protein is demonstrated to mediate the liposome translocation across the cell membrane. In the current investigation, we prepared a stable liposomal doxorubicin (Dox) formulation and targeted it… read more here.

Keywords: antp; charged peptide; positively charged; liposomal doxorubicin ... See more keywords
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Shaping Block Copolymer Microparticles by Positively Charged Polymeric Nanoparticles.

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Published in 2022 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202200143

Abstract: Shape-transforming block copolymer (BCP) microparticles have attracted extensive attention due to their promising applications in nanotechnology, biomedicines, interfacial science, and other fields. As their performance is highly associated to their shape and structure, it is… read more here.

Keywords: positively charged; shaping block; block copolymer; shape ... See more keywords
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One-step and ultrasensitive ATP detection by using positively charged nano-gold@graphene oxide as a versatile nanocomposite

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Published in 2020 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-020-02470-6

Abstract: A versatile nanocomposite was simply prepared based upon the electrostatic adsorption of positively charged gold nanoparticles with negatively charged graphene oxide ( nano-gold@GO), and utilized as a novel fluorescence quenching platform for ultrasensitive detection of… read more here.

Keywords: graphene oxide; detection; atp; nano gold ... See more keywords
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Enhanced host–guest complexation of short chain perfluoroalkyl substances with positively charged β-cyclodextrin derivatives

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Published in 2019 at "Journal of Inclusion Phenomena and Macrocyclic Chemistry"

DOI: 10.1007/s10847-019-00930-w

Abstract: Short chain perfluoroalkyl substances (PFAS), replacements for long chain legacy PFAS such as perfluorooctanoic acid (PFOA), have similar toxicity, negative health effects, and exceptional persistence as long chain PFAS. β-Cyclodextrin (β-CD) is a powerful host–guest… read more here.

Keywords: chain; complexation; host guest; short chain ... See more keywords
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Electron beam patterning for writing of positively charged gold colloidal nanoparticles

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Published in 2018 at "Journal of Nanoparticle Research"

DOI: 10.1007/s11051-018-4129-2

Abstract: AbstractSynthesis at the nanoscale has progressed at a very fast pace during the last decades. The main challenge today lies in precise localization to achieve efficient nanofabrication of devices. In the present work, we report… read more here.

Keywords: patterning writing; gold; positively charged; beam patterning ... See more keywords
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Cucurbit[7]uril encapsulated dye-sensitized enhanced solar photocatalysis using positively charged sheet-like anatase TiO2 mesocrystals

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Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2019.05.323

Abstract: Abstract Recent progress in the field of advanced oxidation process (AOP) has triggered the use of surface engineered visible light active TiO2 as a competent photocatalyst material in solar photocatalysis. Herein, we adopted host-guest inclusion… read more here.

Keywords: positively charged; tio2; cb7; solar photocatalysis ... See more keywords
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Control of colloidal behavior of polystyrene latex nanoparticles and their cytotoxicity toward yeast cells using water-soluble polymers

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Published in 2018 at "Advanced Powder Technology"

DOI: 10.1016/j.apt.2018.06.004

Abstract: Abstract Positively charged polystyrene latex (PSL) nanoparticles (NPs) dispersed in physiological saline (154 mM NaCl solution) are taken up by yeast cells. However, in low ionic strength solutions, the yeast cells are covered with the NPs,… read more here.

Keywords: yeast cells; polystyrene latex; water soluble; using water ... See more keywords
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Novel high-flux positively charged composite membrane incorporating titanium-based MOFs for heavy metal removal

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Published in 2020 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2020.125706

Abstract: Abstract In this study, a novel positively charged nanofiltration (NF) membrane was fabricated by incorporating metal–organic frameworks (MOFs) into polyethyleneimine (PEI) and trimesic acid (TMA) cross-linking system. NH2-MIL-125(Ti) provides preferential water channels to improve the… read more here.

Keywords: mil 125; nh2 mil; metal; positively charged ... See more keywords
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A patch of positively charged residues regulates the efficacy of clinical DR5 antibodies in solid tumors.

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Published in 2021 at "Cell reports"

DOI: 10.1016/j.celrep.2021.109953

Abstract: Receptor clustering is the first and critical step to activate apoptosis by death receptor-5 (DR5). The recent discovery of the autoinhibitory DR5 ectodomain has challenged the long-standing view of its mechanistic activation by the natural… read more here.

Keywords: residues regulates; dr5 antibodies; positively charged; charged residues ... See more keywords
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Positively charged nanofiltration membrane fabricated by poly(acid–base) complexing effect induced phase inversion method for heavy metal removal

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Published in 2017 at "Chinese Journal of Chemical Engineering"

DOI: 10.1016/j.cjche.2017.06.001

Abstract: Abstract Poly(arylene ether ketone)s with carboxylic groups (PAEK-COOH) is a good membrane fabrication material, a kind of polyacids, while polyethylenimine (PEI) is a weak organic base, a kind of polybases. Those polyacids and polybases would… read more here.

Keywords: phase inversion; nanofiltration membrane; induced phase; positively charged ... See more keywords