Results 51 to 60 of about 13,220 (227)

Carbon Material Based Electrochemical Immunosensor for Gastric Cancer Markers Detection

open access: yesFrontiers in Chemistry, 2021
Gastric cancer is one of the most common malignant tumors, and early diagnosis will be of great significance to improve the survival quality and overall treatment outcome evaluation of patients.
Zhuliang Zhang   +7 more
doaj   +1 more source

Detecting age-related changes in faecal vasoactive intestinal polypeptide using a 3D-printed electrochemical immunosensor

open access: yesBiosensors and Bioelectronics: X
Vasoactive intestinal polypeptide (VIP) is a 28-amino acid neuropeptide with a multitude of diverse physiological functions, including vasodilation, immune modulation, and most notable gastrointestinal regulation.
Khalil K. Hussain   +3 more
doaj   +1 more source

Determination of aflatoxin M1 in milk samples by an OWLS-based immunosensor [PDF]

open access: yes, 2014
An immunoreaction-based method was investigated for the detection of aflatoxin M1 (AFM1), which is the hydroxylated metabolite of aflatoxin B1 (AFB1).
Adányi, N., Kiss, A., Szalontai, H.
core   +1 more source

Antibody-Electroactive Probe Conjugates Based Electrochemical Immunosensors [PDF]

open access: yesSensors, 2020
Suitable immobilization of a biorecognition element, such as an antigen or antibody, on a transducer surface is essential for development of sensitive and analytically reliable immunosensors. In this review, we report on (1) methods of antibody prefunctionalization using electroactive probes, (2) methods for immobilization of such conjugates on the ...
Mateusz Kondzior, Iwona Grabowska
openaire   +3 more sources

Enzyme-Mediated Growing Au Nanoparticles for Electrochemical and Optical Immunosensors: Signal-on and Signal-off

open access: yesInternational Journal of Electrochemical Science, 2012
We report a versatile strategy for electrochemical and optical signal-on/off immunosensing, on the basis of enzyme-mediated growing Au nanoparticles. By applying antibody and enzyme (glucose oxidase or catalase) conjungated Au nanoparticles as secondary ...
Hongcheng Pan   +4 more
doaj   +1 more source

Unlocking the Potential of MXene‐Based Electrochemical Biosensors: A Review of Biofunctionalization Strategies and Biosensing Principles

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT Electrochemical biosensors enable the accurate and timely detection of clinical biomarkers, improving healthcare and precision medicine. MXene nanosheets, a class of 2D transition metal carbides, nitrides, and carbonitrides, are promising materials for developing next‐generation electrochemical biosensors due to their unique physicochemical ...
Muhsin Ali   +4 more
wiley   +1 more source

Graphene Quantum Dots as Nanozymes for Electrochemical Sensing of Yersinia enterocolitica in Milk and Human Serum [PDF]

open access: yes, 2019
The genus Yersinia contains three well-recognized human pathogens, including Y. enterocolitica, Y. pestis, and Y. pseudotuberculosis. Various domesticated and wild animals carry Yersinia in their intestines.
Altintas, Zeynep, Savas, Sumeyra
core   +1 more source

Disposable electrochemical immunosensor for prostate cancer detection

open access: yesSensors and Actuators B: Chemical, 2022
Prostate cancer (PCa) is the second most common cancer amongst men worldwide; hence its early and accurate diagnosis is crucial. Due to the lacking current diagnostic approaches, an urgent need arises for an alternating analytical platform targeting selective PCa biomarkers while testing in body fluids, such as urine and serum. With this motivation, we
Kabay, Gozde   +5 more
openaire   +4 more sources

Peroxidase‐Mimicking Nanozymes for Rapid Detection of Infectious Diseases

open access: yesAdvanced Science, EarlyView.
Peroxidase‐mimicking nanozymes (PMNs) have emerged as robust and versatile materials for rapid infectious disease diagnostics. This review highlights the rational design and controlled synthesis of PMNs, summarizes key biomarkers relevant to infectious diseases, examines their integration into diverse rapid detection platforms, and highlights ...
Shikuan Shao   +5 more
wiley   +1 more source

A Novel Label-Free Electrochemical Immunosensor for the Detection of Thyroid Transcription Factor 1 Using Ribbon-like Tungsten Disulfide-Reduced Graphene Oxide Nanohybrids and Gold Nanoparticles

open access: yesMolecules
Thyroid transcription factor 1 (TTF1) is an important cancer-related biomarker for clinical diagnosis, especially for carcinomas of lung and thyroid origin.
Wenjing Wang   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy