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http://dx.doi.org/10.1016/s0731-7085(00)00580-x | DOI Listing |
Langmuir
January 2025
Department of Chemistry, Christ University, Bangalore 560029, Karnataka.
The inclusion of redox mediators into electrocatalytic systems facilitates rapid electron shuttling kinetics and boosts the overall catalytic performance of the electrode. This approach overcomes the sluggish reaction dynamics associated with direct electron transfer, which may be impeded by restricted analyte access to the electrode's active sites. In contrast to conventional synthetic redox mediators, naturally sourced phytomolecule rutin trihydrate (RT), extracted from apple juice, offers potential ecological advantages.
View Article and Find Full Text PDFSci Rep
January 2025
Department of Mining and Explosives Engineering, Missouri University of Science and Technology, Rolla, MO, 65409, USA.
This study examined the electrodissolution mechanism of five impure sphalerite samples, which differ significantly in purity levels, along with their partially oxidized counterparts in a 0.5 M HSO. Partially oxidized samples were prepared through an incomplete leaching of sphalerite using HSO with Fe(SO).
View Article and Find Full Text PDFMikrochim Acta
January 2025
Key Laboratory of Optoelectronic Chemical Materials and Devices of Ministry of Education, College of Optoelectronic Materials and Technology, Jianghan University, Wuhan, 430056, China.
An electrochemical sensor is presented for the detection of the chloramphenicol (CAP) based on a bimetallic MIL-101(Fe/Co) MOF electrocatalyst. The MIL-101(Fe/Co) was prepared by utilizing mixed-valence Fe (III) and Co (II) as metal nodes and terephthalic acid as ligands with a simple hydrothermal method and characterized by SEM, TEM, XRD, FTIR, and XPS. Electrochemical measurements such as electrochemical impedance spectroscopy (EIS), cyclic voltammetry (CV), and differential pulse voltammetry (DPV) showed that bimetallic MIL-101(Fe/Co) had the faster electron transfer, larger electroactive area, and higher electrocatalytic activity compared with their monometallic counterparts due to the strong synergistic effect between bimetals.
View Article and Find Full Text PDFJ Fluoresc
January 2025
Department of Chemical Sciences, University of Johannesburg, Doornfontein, Johannesburg, South Africa.
Point of Care (POC) diagnosis provides an effective approach for controlling and managing Neglected Tropical Diseases (NTDs). Electrochemical biosensors are well-suited for molecular diagnostics due to their high sensitivity, cost-effectiveness, and ease of integration into POC devices. Schistosomiasis is a prominent NTD highly prevalent in Africa, Asia, and Latin America, with significant socioeconomic implications such as discrimination, reduced work capacity, or mortality, perpetuating the cycle of poverty in affected regions worldwide.
View Article and Find Full Text PDFNaunyn Schmiedebergs Arch Pharmacol
January 2025
Ralph N. Adams Institute for Bioanalytical Chemistry, Lawrence, KS, 66047, USA.
Doxorubicin (Dox) is a chemotherapy agent commonly used to treat multiple types of cancers and is associated with cognitive impairment. The goal of this work was to determine the effect of Dox treatment on dopamine release and uptake and behavior in rats. Rats received one dose per week of Dox (2.
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