Combining microfluidic paper-based platform and metal-organic frameworks in a single device for phenolic content assessment in fruits. [PDF]
Mikrochim Acta, 2023 A microfluidic paper-based device (µPAD) has been combined with metal–organic frameworks (MOFs) for total phenolic compounds (TPC) quantification in fruit samples for the first time. The performance of the µPAD, based upon the vertical flow approach, was
Martínez-Pérez-Cejuela H +4 more
europepmc +3 more sources
A Paper-Based Assay for the Determination of Total Antioxidant Capacity in Human Serum Samples [PDF]
BiosensorsDetermining the total antioxidant capacity (TAC) of biological samples is a valuable approach to measuring health status under oxidative stress conditions, such as infertility and type 2 diabetes.
Michelle T. Tran +3 more
doaj +2 more sources
A Microfluidic Paper-Based Analytical Device for Type-II Pyrethroid Targets in an Environmental Water Sample [PDF]
Sensors, 2020 A detection method for type-II pyrethroids in an environmental water sample using a microfluidic paper-based analytical device (µPAD) is reported here. The detection approach is based on the formation of cyanide from the hydrolysis of type-II pyrethroids
Sumate Pengpumkiat +4 more
doaj +2 more sources
A Three-Reagent “Green” Paper-Based Analytical Device for Solid-Phase Spectrometric and Colorimetric Determination of Dihydroquercetin [PDF]
Sensors, 2022 Microfluidic paper-based analytical devices (µPADs) represent one of the promising green analytical strategies for low-cost and simple determination of various analytes. The actual task is the development of such devices for quantitation of antioxidants,
Vladimir V. Apyari +4 more
doaj +2 more sources
Magnetic Bead Handling Using a Paper-Based Device for Quantitative Point-of-Care Testing. [PDF]
Biosensors (Basel), 2022 Low-cost assay automation; Malaria quantitative diagnosis; Smartphone colorimetric detectionAutomatització d'assaigs de baix cost; Diagnòstic quantitatiu de la malària; Detecció colorimètrica del telèfon intel·ligentAutomatización de ensayos de bajo ...
Arias-Alpízar K +9 more
europepmc +6 more sources
Design and Functionalization of a µPAD for the Enzymatic Determination of Nitrate in Urine [PDF]
Molecules, 2021 In this work, the design of a microfluidic paper-based analytical device (μPAD) for the quantification of nitrate in urine samples was described. Nitrate monitoring is highly relevant due to its association to some diseases and health conditions.
Francisca T. S. M. Ferreira +2 more
doaj +2 more sources
A Microfluidic Paper-Based Device for Monitoring Urease Activity in Saliva [PDF]
BiosensorsChronic Kidney Disease (CKD) is a disorder that affects over 10% of the global population, and that would benefit from innovative methodologies that would provide early detection.
Francisca T. S. M. Ferreira +2 more
doaj +2 more sources
NanoArrayPAD−X: Nanoprobe Array and 3D-µPAD for the Simultaneous Detection of Respiratory Pathogens and Biomarkers at the Point of Care [PDF]
BiosensorsMicrofluidic paper-based analytical devices (µPADs) are ideal for point-of-care diagnostics due to their low cost, compact size, and ease of use. However, current designs have limited multiplexing capabilities, making it difficult to simultaneously ...
Andreu Vaquer +13 more
doaj +2 more sources
DFT-Guided Design of a Multi-Enzyme Mimetic High-Entropy Nanozyme for Cascaded Glutathione Detection and Point-of-Care Testing. [PDF]
Adv Sci (Weinh)Guided by density functional theory (DFT) calculations, a MnCoNiCuZnFe‐based Prussian blue analog (HEO) is screened out. It exhibits superior peroxidase (POD)‐like activity compared to noble metal‐incorporated high‐entropy nanozymes together with excellent oxidase (OXD) and glutathione oxidase (GSHOx)‐like activities.
Lin H +6 more
europepmc +2 more sources
Breaking the Selectivity Barrier of Single-Atom Nanozymes Through Out-of-Plane Ligand Coordination. [PDF]
Adv MaterHere, Ru SAzyme with out‐of‐plane chlorine ligands is reported as a monofunctional, high‐performance peroxidase‐like nanozyme. Incorporating out‐of‐plane ligand coordination emulates enzyme selectivity and regulates reaction pathways for an identical substrate.
Park S +8 more
europepmc +2 more sources