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A DFT Analysis on Antioxidant and Antiradical Activities from Anthraquinones Isolated from the Cameroonian Flora
Published 2019-01-01“…The present work is devoted to the exploration antioxidant and antiradical activity of twenty anthraquinones isolated from the Cameroonian flora at B3LYP/6-311++G(d,p) level of theory using the B3LYP/6-31 + G(d,p) geometrical data as geometry optimization starting points. The single electron transfer mechanism has been adopted to examine both biological activities. …”
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42
Kinetic Study of the Oxidation of Catechols in the Presence of N-Methylaniline
Published 2013-01-01“…The reaction products are believed to be diphenylamine derivatives of catechols that undergo electron transfer at more negative potentials than the catechols. …”
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43
Potential of Zinc Oxide Nanostructures in Biosensor Application
Published 2025-01-01“…Their superior electron mobility enables effective electron transfer between the bioreceptor and transducer, enhancing sensitivity and reducing detection limits. …”
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44
Spectroscopic and Morphological Studies of Metal-Organic and Metal-Free Dyes onto Titania Films for Dye-Sensitized Solar Cells
Published 2013-01-01“…We have investigated the spectroscopic behavior of three different sensitizers adsorbed onto titania thin films in order to gain information both on the electron transfer process from dye to titania and on the anchorage of the chromophore onto the semiconductor. …”
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45
Unraveling the redox code to improve physiological research in human health and disease
Published 2024-11-01“…Abstract Redox reactions, involving electron transfer, are critical to human physiology. However, progress in understanding redox metabolism is hindered by flawed analytical methods. …”
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46
Electrogeneration of non-electroactive and non-conducting materials: a counterintuitive concept for the functionalization and nanostructuration of electrode surfaces
Published 2023-09-01“…., without direct electron transfer with the precursors). This account summarizes the major advances made by our group in this field, focusing primarily on electro-induced sol–gel bioencapsulation and electro-assisted self-assembly of oriented and functionalized mesoporous silica films.…”
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47
Phenolic Compounds Analysis of Root, Stalk, and Leaves of Nettle
Published 2012-01-01“…The antioxidant activity was measured by using DPPH (2,2-diphenyl-1-picrylhydrazyl) which is generally used for herbal samples and based on single electron transfer (SET).…”
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48
The Rieske Iron-Sulfur Protein: Import and Assembly into the Cytochrome 𝑏𝑐1 Complex of Yeast Mitochondria
Published 2011-01-01“…The Rieske iron-sulfur protein, one of the catalytic subunits of the cytochrome 𝑏𝑐1 complex, is involved in electron transfer at the level of the inner membrane of yeast mitochondria. …”
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49
Polarographic Determination and Antimicrobial Activity of Cu(II) Complex with 4-Chlorobenzylidene-4-aminoacetanilide
Published 2012-01-01“…The logarithm value of stability constant of Cu(II)-4-Chlorobenzylidene-4-aminoacetanilide (CAA) complex has been found to be 4.85.The redox properties of the complex was extensively investigated by electrochemical method using cyclic voltammetry (CV).The Cu(II) complexes exhibited quasi-reversible single electron transfer process.The Schiff base and its complex has been screened for their in-vitro antibacterial (Escherichiacoli, Staphylococcus aureus, Vibrio cholerae and Bacillus subtilis) and antifungal (Aspergillus niger and Penicillium liliacinum) activities by minimum inhibitory concentration (MIC) method.…”
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50
Electrochemical Behavior of Ni(II)-Salen at the Mercury Electrode
Published 2013-01-01“…The resulting voltammograms consist of a totally irreversible one-electron transfer attributable to the coupling of Ni(II) salen/Ni(I) salen via an EC mechanism. …”
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51
Management of Iron Overload in Resource Poor Nations: A Systematic Review of Phlebotomy and Natural Chelators
Published 2020-01-01“…Iron is an essential element and the most abundant trace metal in the body involved in oxygen transport and oxygen sensing, electron transfer, energy metabolism, and DNA synthesis. …”
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52
A New Sensitive Sensor for Simultaneous Differential Pulse Voltammetric Determination of Codeine and Acetaminophen Using a Hydroquinone Derivative and Multiwall Carbon Nanotubes Ca...
Published 2015-01-01“…The sensitivity of codeine determination was deeply affected by spiking multiwall carbon nanotubes and a modifier in carbon paste. Electron transfer coefficient, α, catalytic electron rate constant, k, and the exchange current density, j0, for oxidation of codeine at the HTP-MWCNT-CPE were calculated using cyclic voltammetry. …”
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53
Protein Machineries Involved in the Attachment of Heme to Cytochrome c: Protein Structures and Molecular Mechanisms
Published 2013-01-01“…Cytochromes c (Cyt c) are ubiquitous heme-containing proteins, mainly involved in electron transfer processes, whose structure and functions have been and still are intensely studied. …”
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54
Electrochemical Studies of Betti Base and Its Copper(II) Complex by Cyclic and Elimination Voltammetry
Published 2013-01-01“…The CV and EVLS studies revealed Cu(II)BB complex to undergo a chemical or a surface reaction before electron transfer from the electrode at −0.49 V to form Cu(I)BB species. …”
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55
Advances in the catalytic conversion of CO2
Published 2025-01-01“…Innovations, such as noble metal-doped semiconductors and two-dimensional materials like graphene, have shown promise in improving light absorption, electron transfer, and stability. This paper reviews the latest advancements, explores the advantages and limitations of each method, and suggests optimization directions for effective CO2 catalytic conversion, with an emphasis on achieving industrial viability.…”
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56
Fabrication and Electrochemical Behavior Investigation of a Pt-Loaded Reduced Graphene Oxide Composite (Pt@rGO) as a High-Performance Cathode for Dye-Sensitized Solar Cells
Published 2020-01-01“…The heterogeneous electron transfer rate constant k0 (cm·s-1) for I3-/I- at Pt@rGO/FTO is 1.3 times faster than that at Pt/FTO. …”
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57
Revisiting Dipole-Induced Fluorinated-Anion Decomposition Reaction for Promoting a LiF-Rich Interphase in Lithium-Metal Batteries
Published 2025-01-01“…Instead of direct electron transfer from surface polar groups to fluorinated anions, the adsorbed Li ions on sGDY@MXene act as dynamic bridges collaboratively connecting the electron-donating heterostructure to the anion and its derivatives, facilitating interface charge transfer. …”
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58
Studies on the Photoinduced Interaction between Zn(II) Porphyrin and Colloidal TiO2
Published 2010-01-01“…And the mechanism of electron transfer has been confirmed by the calculation of free energy change (ΔGet) by applying Rehm-Weller equation as well as energy level diagram.…”
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59
Free Radical Shadow Cure Initiated Using Two-Component and Three-Component Initiator Systems
Published 2012-01-01“…This result was attributed to the fact that DPI will increase both the number of active centers and the mobility of the active centers as a result of the electron transfer reactions in which it participates.…”
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60
Point-of-Care Based Electrochemical Immunoassay for Epstein-Barr Virus Detection
Published 2022-01-01“…When antigen specifically binds to antibody, the formation of immune complexes blocks electron transfer of [Fe(CN)6]4-/3- and is reflected in the detection of cyclic voltammetry/electrochemical impedance spectroscopy. …”
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