1 H NMR Chemosensing of Potassium Ions Enabled by Guest-Induced Selectivity Switch of a Gold Nanoparticle/Crown Ether Nanoreceptor.
Sign Up to like & getrecommendations! Published in 2019 at "ChemPlusChem"
DOI: 10.1002/cplu.201900436
Abstract: Invited for this month's cover is the group of Prof. Fabrizio Mancin from the University of Padova, Italy. The cover picture shows an 18-crown-6-functionalized gold nanoparticle that switches its molecular recognition preference from organic cations… read more here.
Keywords: potassium ions; potassium; nmr chemosensing; gold nanoparticle ... See more keywords
Formate and potassium ions affect Escherichia coli proton ATPase activity at low pH during mixed carbon fermentation
Sign Up to like & getrecommendations! Published in 2019 at "IUBMB Life"
DOI: 10.1002/iub.2219
Abstract: Escherichia coli is able to ferment not only single but also mixtures of carbon sources. The formate metabolism and effect of formate on various enzymes have been extensively studied during sole glucose but not mixed… read more here.
Keywords: atpase; potassium ions; formate; atpase activity ... See more keywords
External succinate and potassium ions influence Dcu dependent FOF1-ATPase activity and H+ flux of Escherichia coli at different pHs
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Bioenergetics and Biomembranes"
DOI: 10.1007/s10863-020-09847-3
Abstract: During fermentation Escherichia coli transport succinate mainly via Dcu family carriers. Current paper describes the role of externally added succinate on N’N’-dicyclohexylcarbodiimide (DCCD) sensitive ATPase activity and H+ flux depending on potassium ions. At pH… read more here.
Keywords: sensitive atpase; atpase; atpase activity; potassium ions ... See more keywords
Potassium ions promote hexokinase-II dependent glycolysis
Sign Up to like & getrecommendations! Published in 2021 at "iScience"
DOI: 10.1016/j.isci.2021.102346
Abstract: Summary High expression levels of mitochondria-associated hexokinase-II (HKII) represent a hallmark of metabolically highly active cells such as fast proliferating cancer cells. Typically, the enzyme provides a crucial metabolic switch towards aerobic glycolysis. By imaging… read more here.
Keywords: glycolysis; promote hexokinase; dependent glycolysis; ions promote ... See more keywords
Solvent property-ion conductivity relationship for lithium, sodium and potassium ions in non-aqueous solvents using QSER
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2018.12.135
Abstract: Abstract Non-aqueous solvents are applicable in industrial and chemical reactions as well as some analytical methods such as electrochemistry. Application of quantitative structure-electrochemistry relationship (QSER) modeling in non-aqueous media can reduce trial-and-error experiments and more… read more here.
Keywords: lithium sodium; electrochemistry; potassium ions; non aqueous ... See more keywords
Fabrication of Multilayer Films on the Basis of Lysozyme Protein and Precipitant (Iodide and Potassium) Ions on a Silicon Substrate by the Modified Langmuir–Schaefer Method
Sign Up to like & getrecommendations! Published in 2018 at "Crystallography Reports"
DOI: 10.1134/s1063774518050061
Abstract: Multilayer structures, consisting of successive lysozyme layers and layers of iodide and potassium ions, have been formed on a silicon substrate by the modified Langmuir–Schaefer method; the use of this technique implies preliminary preparation of… read more here.
Keywords: substrate modified; modified langmuir; iodide potassium; silicon substrate ... See more keywords
Development of Fluorescent Aptasensors Based on G-Quadruplex Quenching Ability for Ochratoxin A and Potassium Ions Detection
Sign Up to like & getrecommendations! Published in 2022 at "Biosensors"
DOI: 10.3390/bios12060423
Abstract: G-quadruplexes have received significant attention in aptasensing due to their structural polymorphisms and unique binding properties. In this work, we exploited the fluorescence-quenching properties of G-quadruplex to develop a simple, fast, and sensitive platform for… read more here.
Keywords: quenching ability; quadruplex quenching; based quadruplex; detection ... See more keywords
Influence of Potassium Ions on Act of Amphotericin B to the DPPC/Chol Mixed Monolayer at Different Surface Pressures
Sign Up to like & getrecommendations! Published in 2022 at "Membranes"
DOI: 10.3390/membranes12010084
Abstract: Amphotericin B (AmB) is an antifungal drug that rarely develops resistance. It has an affinity with the cholesterol on mammalian cell membranes, disrupting the structure and function of the membranes, which are also affected by… read more here.
Keywords: potassium ions; surface; dppc chol; monolayer ... See more keywords
Perfluorosulfonic Acid Membranes Thermally Treated and Modified by Dopants with Proton-Acceptor Properties for Asparaginate and Potassium Ions Determination in Pharmaceuticals
Sign Up to like & getrecommendations! Published in 2019 at "Membranes"
DOI: 10.3390/membranes9110142
Abstract: The influence of incorporation of the dopants with proton-acceptor properties into perfluorosulfonic acid cation exchange membranes (MF-4SC and Nafion), and their treatment conditions on the characteristics of Donnan potential (DP)-sensors (analytical signal is the Donnan… read more here.
Keywords: potassium; determination; dopants proton; proton acceptor ... See more keywords