Molecularly imprinted polymers were prepared using a protein-conjugated disulfide cleavable monomer. After removing the protein by disulfide reduction, a thiol-reactive fluorophore was introduced into the thiol residue located only inside the imprinted cavity, resulting in specific transduction of the binding events into fluorescence spectral change.
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http://dx.doi.org/10.1039/c3cc40484f | DOI Listing |
Talanta
January 2025
Department of Chemistry and Center of Excellence for Innovation in Chemistry, Faculty of Science, Ubon Ratchathani University, Ubon Ratchathani, 34190, Thailand.
Oxidized low-density lipoprotein (oxLDL) is the leading cause of atherosclerosis and cardiovascular disease development. An enzyme-linked immunosorbent assay (ELISA)-mimic system for sensitive and specific oxLDL determination was developed using selective aptamer-molecularly imprinted polymer nanoparticles (AP-MIP NP) coupled with an immunology-based colorimetric assay. The AP-MIP NP were synthesized using solid-phase molecular imprinting by incorporating aptamers into the MIP NP cavities.
View Article and Find Full Text PDFACS Omega
January 2025
Department of Chemistry, Faculty of Science, Hacettepe University, Beytepe, Ankara 06800, Turkey.
The sensitive Bisphenol A (BPA) detection by an electrochemical sensor based on gold nanoparticle-doped molecularly imprinted polymer was successfully improved. This study describes the development of a method for BPA detection in both aqueous solution and real water samples using N-methacroyl-(L)-cysteine methyl ester and N-methacryloyl-(L)-phenylalanine methyl ester coated pencil graphite electrodes modified with AuNPs by differential pulse voltammetry (DPV). Importantly, AuNPs, which increase the electroactivity, were used to increase the surface area of a BPA-imprinted pencil graphite electrode (MIP PGE) sensor.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
Department of Analytical Chemistry and Instrumental Analysis, "Iuliu Hațieganu" University of Medicine and Pharmacy, Cluj-Napoca, Romania. Electronic address:
Glioblastoma (GBM) is a notoriously aggressive primary brain tumor characterized by elevated recurrence rates and poor overall survival despite multimodal treatment. Local treatment strategies for GBM are safer and more effective alternatives to systemic chemotherapy, directly tackling residual cancer cells in the resection cavity by circumventing the blood-brain barrier. Molecularly imprinted polymers (MIPs) are promising drug delivery systems due to their high-affinity binding cavities that enable tailored release kinetics.
View Article and Find Full Text PDFSpectrochim Acta A Mol Biomol Spectrosc
January 2025
Laboratory of Process Engineering and Environment, Faculty of Sciences and Techniques, Hassan II University of Casablanca, P.A. 146., Mohammedia, Morocco. Electronic address:
Antioxidants are vital components in various food, plant, and pharmacological products, making their quantitative, selective, and straightforward assessment essential for evaluating product quality and health benefits. Nanozymes, such as metal-organic frameworks (MOFs) with enzyme-like catalytic activity, hold significant potential for developing highly efficient antioxidant sensing platforms. This is due to their large specific surface area, low density, high porosity, structural diversity, and adjustable pore size.
View Article and Find Full Text PDFTalanta
January 2025
Department of Chemical Sciences, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), Bangi, 43600, Selangor, Malaysia; Southeast Asia Disaster Prevention Research Initiative (SEADPRI-UKM), Institute for Environment and Development (LESTARI), Universiti Kebangsaan Malaysia (UKM), Bangi, 43600, Selangor, Malaysia.
The scientific literature on molecularly imprinted polymers (MIPs) has grown significantly in the past decades, reflecting an increasing interest in their potential applications. MIPs are valued for their ability to selectively detect a broad range of analytes and mimic biological recognition in different environmental conditions. This review utilises data (Scopus data from 2010 to 2024) from a bibliometric visualisation with VOSviewer (version 1.
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