Results 21 to 30 of about 202,574 (214)

Fabrication of Silver Nanoparticles in Aqueous Solution by Laser Technique and Study of Their Hemocompatibility and Antibacterial Effects Against Dental Decay Bacteria [PDF]

open access: yesEngineering and Technology Journal, 2023
Silver nanoparticles (Ag NPs) were prepared by laser ablation of a silver bulk immersed in cetrimonium bromide (CTAB). The immersed sheet was focused by a pulsed Nd:YAG laser at 1064 nm, 600 mJ at room temperature, a pulse duration of 10 ns, and a ...
Ruaa Abbas   +2 more
doaj   +1 more source

Mass Spectrometric Assessment of the Reactivity and Target Sites of 3-Aminopropanal and 3-Aminopropanal-Released Acrolein in Peptides and Proteins. [PDF]

open access: yesJ Mass Spectrom
ABSTRACT Living cells are frequently exposed to aldehydes, as these compounds are produced during metabolism, found in natural dietary sources, and present as contaminants, drugs, and pollutants. For instance, acrolein is well‐known as a toxic pollutant, but is also produced in the metabolism of polyamines, threonine, and polyunsaturated fatty acids ...
Rašková M   +3 more
europepmc   +2 more sources

Application of Nanotechnology in Oil and Gas Industry: Synthesis and Characterization of Organo-modified Bentonite from Boane Deposit and its Application in Produced Water Treatment

open access: yesChemical Engineering Transactions, 2020
Ca-bentonite sample from Boane region, Maputo Province, Mozambique exhibiting a white colour was organo-modified and subsequently evaluated for uses as an adsorbent for the treatment of produced water from a natural gas production platform.
Afonso D. Macheca, Bonaventure Uwiragiye
doaj   +1 more source

Stability, thermal conductivity and rheological properties of graphene and MWCNT in nanolubricant using additive surfactants

open access: yesCase Studies in Thermal Engineering, 2021
This study presents the stability, thermal conductivity and rheological properties of Graphene (GR) and Multi-wall carbon nanotube (MWCNT) in SUNISO SL68 Oil with different surfactants.
Aws S. Al-Janabi   +2 more
doaj   +1 more source

Nanoparticle surface coatings produce distinct antibacterial effects that are consistent across diverse bacterial species

open access: yesFrontiers in Toxicology, 2023
Nanoparticles have been proposed as tunable delivery vehicles for targeted treatments and, in some cases, the active therapeutic agents themselves. Despite the promise of such customizable impacts, little evidence exists to support these claims in the ...
Thelma Ameh   +4 more
doaj   +1 more source

Effect of two surfactants on in vitro permeation of butorphanol through horse nasal mucosa

open access: yesUniciencia, 2021
The aim of the present study was to evaluate the effect of two surfactants on in vitro permeation of butorphanol through equine nasal mucosa. Franz diffusion cells and equine nasal mucosa were used. Three formulations were developed based on citric acid,
María Inés Velloso   +2 more
doaj   +1 more source

Measuring peroxidasin activity in live cells using bromide addition for signal amplification [PDF]

open access: yes, 2022
Peroxidasin (PXDN) is involved in the crosslinking of collagen IV, a major constituent of basement membranes. Disruption of basement membrane integrity as observed in genetic alterations of collagen IV or PXDN can result in developmental defects and ...
Geiszt, Miklós   +9 more
core   +4 more sources

Prevalent Synergy and Antagonism Among Antibiotics and Biocides in Pseudomonas aeruginosa

open access: yesFrontiers in Microbiology, 2021
Antimicrobials can exert specific physiological effects when used in combination that are different from those when applied alone. While combination effects have been extensively mapped for antibiotic-antibiotic combinations, the combination effects of ...
Franziska Pietsch   +3 more
doaj   +1 more source

Electrical and Thermal Conductivity of Cyclic Natural Rubber/Graphene Nanocomposite Prepared by Solution Mixing Technique

open access: yesIndonesian Journal of Chemistry, 2020
Thermal and electrical conductivity studies of Cyclic Natural Rubber nanocomposite with graphene 1 and 2 phr (G1 and G2) and modified 1 and 2 graphenes (mG1 and mG2) have been carried out.
Vivi Purwandari   +5 more
doaj   +1 more source

Vibrational spectroscopy at electrolyte/electrode interfaces with graphene gratings. [PDF]

open access: yes, 2015
Microscopic understanding of physical and electrochemical processes at electrolyte/electrode interfaces is critical for applications ranging from batteries, fuel cells to electrocatalysis.
Bie, Ya-Qing   +7 more
core   +3 more sources

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