Results 21 to 30 of about 2,178,025 (238)

Liposomal Encapsulation Increases the Efficacy of Azithromycin against Chlamydia trachomatis

open access: yesPharmaceutics, 2021
Chlamydia trachomatis (C. trachomatis) is an obligate intracellular bacterium linked to ocular and urogenital infections with potentially serious sequelae, including blindness and infertility.
Anita Bogdanov   +9 more
doaj   +1 more source

Charged nanorods at heterogeneously charged surfaces [PDF]

open access: yesThe Journal of Chemical Physics, 2018
We study the spatial and orientational distribution of charged nanorods (rodlike counterions) as well as the effective interaction mediated by them between two plane-parallel surfaces that carry fixed (quenched) heterogeneous charge distributions. The nanorods are assumed to have an internal charge distribution, specified by a multivalent monopolar ...
Ali Naji   +3 more
openaire   +2 more sources

Multi-Dose Intravenous Administration of Neutral and Cationic Liposomes in Mice: An Extensive Toxicity Study

open access: yesPharmaceuticals, 2022
Liposomes are widely used as delivery systems for therapeutic purposes. However, the toxicity associated with the multi-dose administration of these nanoparticles is not fully elucidated. Here, we evaluated the toxicity of the prolonged administration of
Stéphanie Andrade   +6 more
doaj   +1 more source

Simulating Surface Charge Dynamics [PDF]

open access: yesIEEE Transactions on Dielectrics and Electrical Insulation, 2021
Surface charge dynamics can play an important role in electric field distributions in both AC and DC insulation systems. In this paper the theory behind surface charge dynamics is introduced with a particular focus on the calculation of surface divergence; an operator which is used to determine movement of charge constrained to a surface.
Callender, George   +2 more
openaire   +1 more source

Surface Charge Mapping with a Nanopipette [PDF]

open access: yesJournal of the American Chemical Society, 2014
Nanopipettes are emerging as simple but powerful tools for probing chemistry at the nanoscale. In this contribution the use of nanopipettes for simultaneous surface charge mapping and topographical imaging is demonstrated, using a scanning ion conductance microscopy (SICM) format.
Kim McKelvey   +4 more
openaire   +2 more sources

Buried Charged Surface in Proteins [PDF]

open access: yesStructure, 2000
The traditional picture of charged amino acids in globular proteins is that they are almost exclusively on the outside exposed to the solvent. Buried charges, when they do occur, are assumed to play an essential role in catalysis and ligand binding, or in stabilizing structure as, for instance, helix caps.By analyzing the amount and distribution of ...
Kajander, T.   +8 more
openaire   +2 more sources

Plasma Fluorinated Nano-SiO2 Enhances the Surface Insulation Performance of Glass Fiber Reinforced Polymer

open access: yesNanomaterials, 2023
With the extensive application of glass fiber reinforced polymer (GFRP) in the field of high voltage insulation, its operating environment is becoming more and more complex, and the surface insulation failure has gradually become a pivotal problem ...
Qijun Duan   +6 more
doaj   +1 more source

Antibacterial mechanism of Xiuyan jade mineral waste as a natural inorganic antibacterial agent

open access: yesMaterials Research Express, 2023
The Xiuyan jade waste exhibits prominent antibacterial properties after mechanical activation; these properties can be further optimized through low-temperature annealing.
Jimei Wang, Xiaoyan Wang, Yang Yang
doaj   +1 more source

Response of Osteoblasts on Amine-Based Nanocoatings Correlates with the Amino Group Density

open access: yesMolecules, 2023
Increased life expectancy in industrialized countries is causing an increased incidence of osteoporosis and the need for bioactive bone implants. The integration of implants can be improved physically, but mainly by chemical modifications of the material
Susanne Seemann   +11 more
doaj   +1 more source

Fluorescent PLGA Nanocarriers for Pulmonary Administration: Influence of the Surface Charge

open access: yesPharmaceutics, 2022
Nearly four million yearly deaths can be attributed to respiratory diseases, prompting a huge worldwide health emergency. Additionally, the COVID-19 pandemic’s death toll has surpassed six million, significantly increasing respiratory disease morbidity ...
Aina Areny-Balagueró   +8 more
doaj   +1 more source

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