Results 61 to 70 of about 20,776 (229)
Advanced Intelligent Systems, EarlyView.A statistical and machine learning‐assisted surface‐enhanced Raman scattering (SERS) framework is developed for label‐free quantification of low‐abundance analytes, including proteins. Combining digital SERS event counting with binomial regression and an artificial neural network (ANN) trained on full spectra, the approach achieves picomolar detection ...
Eni Kume, James Rice
wiley +1 more source
A Nanostructured Piezoelectric Immunosensor for Detection of Human Cardiac Troponin T
Sensors, 2011 A piezoelectric immunosensor based on gold nanoparticles (AuNPs) co-immobilized on a dithiol-modified surface is proposed for detection of human cardiac troponin T (TnT).
Rosana A. S. Fonseca +3 more
doaj +1 more source
Nanomaterials, 2021 Nanocomposites of the binary transition metal sulfide Zn-Co-S/graphene (Zn-Co-S@G) were synthesized through a one-step hydrothermal method. They may be useful in the construction of an electrochemical immunosensor for carbohydrate antigen 19-9 (CA19-9 ...
Chia-Wei Su +4 more
doaj +1 more source
BMEMat, EarlyView.This review provides an overview of the properties, composites and application of two‐dimensional (2D) nanomaterials for wearable electrochemical biosensors. Also, the challenges and future prospects of utilizing 2D nanomaterials in wearable electrochemical biosensor applications are discussed.
Kou Zhang +8 more
wiley +1 more source
Chemosensors, 2021 We propose an ultrasensitive leaky surface acoustic wave (LSAW) immunosensor based on molybdenum disulfide @ cuprous oxide—gold (MoS2@Cu2O-Au) nanoparticles and subsequent gold staining for the detection of alpha-fetoprotein (AFP).
Sana Rauf +8 more
doaj +1 more source
Food Safety and Health, EarlyView.A sensitive colloidal gold immunochromatographic assay for atrazine was successfully established using genetically engineered nanobody‐recombinant antibody, which overcame the shortcomings of traditional antigen‐antibody. ABSTRACT Colloidal gold immunochromatography (CG‐ICA) is distinguished by its cost‐effectiveness and rapid detection capabilities ...
Jiayong Bao +16 more
wiley +1 more source
Multiplexed Immunosensors and Immunoarrays [PDF]
Analytical Chemistry, 2019 Immunoassays make use of highly specific antigen-antibody binding and provide sensitive ways to detect a wide range of biomacromolecules, bacteria, viruses, and small molecules. There are a range of types of immunoassay systems including single analyte sensors, 96-well plate formats, arrays, microfluidic sensors, microfluidic arrays, etc.
Abby Jones +4 more
openaire +2 more sources
Beyond Traditional Screening: The Future of Heart Failure Detection With Biomarkers and AI
iNew Medicine, EarlyView.Advancing HF Screening: Integrating Technology and Risk Factors Across Eras. This diagram provides a comprehensive review of the historical developments and projected trends of heart failure (HF) screening methodologies, with the prevalent risk factors for HF depicted at the base.
Xiaofeng Fang +9 more
wiley +1 more source
Detecting of Benzo[a]pyrene Using a Label-free Amperometric Immunosensor
International Journal of Electrochemical Science, 2014 A label-free amperometric immunosensor was manufactured for the fast and sensitive detection of Benzo[a]pyrene. Prussian blue was firstly electrodeposited onto a glass carbon electrode as an electron mediator. Afterwards nano-gold layer was formed on the
Yanhua Zhang +4 more
doaj +1 more source
Electrochemical sensing method for point-of-care cortisol detection in human immunodeficiency virus-infected patients [PDF]
, 2015 A novel electrochemical sensing method was devised for the first time to detect plasma cortisol, a potential psychological stress biomarker, in human immunodeficiency virus (HIV)-positive subjects. A miniaturized potentiostat (reconfigured LMP91000 chip)
Atluri, Venkata +6 more
core +2 more sources