Results 31 to 40 of about 525,629 (353)

On Top of the Alveolar Epithelium: Surfactant and the Glycocalyx [PDF]

open access: yes, 2020
Gas exchange in the lung takes place via the air-blood barrier in the septal walls of alveoli. The tissue elements that oxygen molecules have to cross are the alveolar epithelium, the interstitium and the capillary endothelium.
Hegermann, Jan   +8 more
core   +1 more source

The role of surface charge in the interaction of nanoparticles with model pulmonary surfactants [PDF]

open access: yes, 2018
Inhaled nanoparticles traveling through the airways are able to reach the respiratory zone of the lungs. In such event, the incoming particles first enter in contact with the liquid lining the alveolar epithelium, the pulmonary surfactant.
Berret, J. -F., Mousseau, F.
core   +4 more sources

Synthesis of Precision Gold Nanoparticles Using Turkevich Method

open access: yesKONA Powder and Particle Journal, 2019
Gold nanoparticles (AuNPs) exhibit unique size-dependent physiochemical properties that make them attractive for a wide range of applications. However, the large-scale availability of precision AuNPs has been minimal.
Jiaqi Dong   +4 more
doaj   +1 more source

Phase field modelling of surfactants in multi-phase flow [PDF]

open access: yes, 2018
A diffuse interface model for surfactants in multi-phase flow with three or more fluids is derived. A system of Cahn-Hilliard equations is coupled with a Navier-Stokes system and an advection-diffusion equation for the surfactant ensuring thermodynamic ...
Dunbar, Oliver R. A.   +2 more
core   +3 more sources

Kinetics of Surfactant Adsorption at Fluid-Fluid Interfaces: Surfactant Mixtures [PDF]

open access: yes, 1999
The adsorption at the interface between an aqueous solution of several surface-active agents and another fluid (air or oil) phase is addressed theoretically.
Desouky, Mahmoud   +4 more
core   +4 more sources

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Role of organosilicone surfactant in apple scab control under scab conducive weather conditions

open access: yesInternational Journal of Horticultural Science, 2008
Fungicides of integrated fruit production (dithianon, captan, and diclofluanid) and an organosilicone surfactant were compared in spray schedules from green tip until summer in order to control apple scab caused by Venturia inaequalis and to evaluate ...
I. J. Holb
doaj   +1 more source

Biocompatible Catanionic Vesicles from Arginine-Based Surfactants: A New Strategy to Tune the Antimicrobial Activity and Cytotoxicity of Vesicular Systems

open access: yesPharmaceutics, 2020
Their stability and low cost make catanionic vesicles suitable for application as drug delivery systems. In this work we prepared catanionic vesicles using biocompatible surfactants: two cationic arginine-based surfactants (the monocatenary Nα-lauroyl ...
Aurora Pinazo   +5 more
doaj   +1 more source

Viscous Marangoni propulsion

open access: yes, 2011
Marangoni propulsion is a form of locomotion wherein an asymmetric release of surfactant by a body located at the surface of a liquid leads to its directed motion.
Davis, Anthony M. J., Lauga, Eric
core   +1 more source

Influence of the Surface Viscosity on the Breakup of a Surfactant-Laden Drop [PDF]

open access: yes, 2017
We examine both theoretically and experimentally the breakup of a pendant drop loaded with an insoluble surfactant. The experiments show that a significant amount of surfactant is trapped in the resulting satellite droplet.
Herrada Gutiérrez, Miguel Ángel   +4 more
core   +1 more source

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