Results 21 to 30 of about 44,905 (302)

Non-leaching antimicrobial surfaces through polydopamine bio-inspired coating of quaternary ammonium salts or an ultrashort antimicrobial lipopeptide. [PDF]

open access: yes, 2012
Bacterial fouling on surfaces significantly increases the resistance of bacteria toward antibiotics, which leads to medical complications and a corresponding financial burden.
Bauer, Michael   +4 more
core   +1 more source

Synthesis of Novel Quaternary Ammonium Salts and Their in Vitro Antileishmanial Activity and U-937 Cell Cytotoxicity

open access: yesMolecules, 2016
This work describes the synthesis of a series of quaternary ammonium salts and the assessment of their in vitro antileishmanial activity and cytotoxicity.
Sandra M. Duque-Benítez   +6 more
doaj   +1 more source

Gemini alkyldeoxy-D-glucitolammonium salts as modern surfactants and microbiocides: synthesis, antimicrobial and surface activity, biodegradation. [PDF]

open access: yesPLoS ONE, 2014
Dimeric quaternary alkylammonium salts possess a favourable surface and antimicrobial activity. In this paper we describe synthesis, spectroscopic analysis, surface and antimicrobial activity as well as biodegradability of polymethylene-α,ω-bis(N,N ...
Bogumił Brycki, Adrianna Szulc
doaj   +1 more source

Detergents and Chaotropes for Protein Solubilization before Two-Dimensional Electrophoresis [PDF]

open access: yes, 2006
Because of the outstanding separating capabilities of two-dimensional electrophoresis for complete proteins, it would be advantageous to be able to apply it to all types of proteins.
Chevallet, Mireille   +3 more
core   +4 more sources

Synthesis and Characterization of Polysulfone-based Graft Copolymer Possessing Quaternary Ammonium Salts via Photoiniferter Polymerization

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2017
Well-defined polysulfone-based graft copolymers containing quaternary ammonium salts are successfully prepared by photoiniferter method under mild conditions.
Mehmet Atilla Taşdelen, Serhat Oran
doaj   +1 more source

Effect of Quaternary Ammonium Salts with Fluorine Atoms on Selected Weed Species. [PDF]

open access: yesBull Environ Contam Toxicol, 2017
Biczak R   +4 more
europepmc   +2 more sources

Expression, purification, crystallization and preliminary X-ray diffraction analysis of conjugated bile salt hydrolase from Bifidobacterium longum [PDF]

open access: yes, 1921
Conjugated bile salt hydrolase (BSH) catalyses the hydrolysis of the amide bond that conjugates bile acids to glycine and to taurine. The BSH enzyme from Bifidobacterium longum was overexpressed in Escherichia coli BL21(DE3), purified and crystallized ...
Kumar, R S   +5 more
core   +2 more sources

(Substituted-quinoline-1-yl) Methylbenzylammonium Chloride: Quaternization Reaction Process, Corrosion Inhibition Behavior, and Calculation Process

open access: yesMolecules
In this paper, three quinoline-based quaternary ammonium salts were successfully synthesized, with quinoline, 8-hydroxyquinoline, and 8-methoxyquinoline used as raw materials, and benzyl chloride as a quaternization reagent. The as-synthesized quaternary
Jianing Tian   +8 more
doaj   +1 more source

Estudo da emissão por fluorescência de ultravioleta na quantificação de um inibidor de corrosão do tipo sal de amônio quaternário em água

open access: yesQuímica Nova, 2012
Quaternary ammonium salts are the corrosion inhibitors most frequently used by the oil industry. In this study, the ultraviolet fluorescence technique was evaluated for the analysis of a quaternary ammonium salt in water as a corrosion inhibitor.
Herllaine de Almeida Rangel   +1 more
doaj   +1 more source

ZnO/ionic liquid catalyzed biodiesel production from renewable and waste lipids as feedstocks [PDF]

open access: yes, 2019
A new protocol for biodiesel production is proposed, based on a binary ZnO/TBAI (TBAI = tetrabutylammonium iodide) catalytic system. Zinc oxide acts as a heterogeneous, bifunctional Lewis acid/base catalyst, while TBAI plays the role of phase transfer ...
Casiello, Michele   +8 more
core   +1 more source

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