Results 31 to 40 of about 13,307 (227)

Nanomaterials for Healthcare Biosensing Applications [PDF]

, 2019
In recent years, an increasing number of nanomaterials have been explored for their applications in biomedical diagnostics, making their applications in healthcare biosensing a rapidly evolving field.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source

Immunoelectrochemical Detection of Prostate-Specific Antigen on PEDOT/Cerium Phosphate Nanotubes Modified ITO Electrode

ECS Advances, 2023
Herein, a label-free electrochemical immunosensor was developed to detect prostate-specific antigen (PSA), a biomarker for prostate cancer. The immunosensor was fabricated by modifying one-dimensional nanomaterial CePO _4 nanotubes, electrodepositing ...
Huaju Zhang, Ping Xia, Cheng Chen, Yuchun Fu, Haizhu Shi, Cenxuan Wang, Guowei Zhang, Shun Feng   +7 more
doaj   +1 more source

Graphene Quantum Dot-Based Electrochemical Immunosensors for Biomedical Applications [PDF]

, 2019
In the area of biomedicine, research for designing electrochemical sensors has evolved over the past decade, since it is crucial to selectively quantify biomarkers or pathogens in clinical samples for the efficacious diagnosis and/or treatment of various
Altintas, Zeynep, Mansuriya, Bhargav D.
core   +1 more source

Nanoparticles as Emerging Labels in Electrochemical Immunosensors [PDF]

Sensors, 2019
This review shows recent trends in the use of nanoparticles as labels for electrochemical immunosensing applications. Some general considerations on the principles of both the direct detection based on redox properties and indirect detection through electrocatalytic properties, before focusing on the applications for mainly proteins detection, are ...
Alba Iglesias-Mayor, Olaya Amor-Gutiérrez, Agustín Costa-García, Alfredo de la Escosura-Muñiz   +3 more
openaire   +3 more sources

A reagentless electrochemical immunosensor for sensitive detection of carcinoembryonic antigen based on the interface with redox probe-modified electron transfer wires and effectively immobilized antibody

Frontiers in Chemistry, 2022
Convenient and sensitive detection of tumors marked in serum samples is of great significance for the early diagnosis of cancers. Facile fabrication of reagentless electrochemical immunosensor with efficient sensing interface and high sensitivity is ...
Jing Zhang, Jing Zhang, Luoxing Yang, Jie Pei, Jie Pei, Yanzhang Tian, Yanzhang Tian, Jiyang Liu   +7 more
doaj   +1 more source

Electrochemical immunosensor modified with carbon nanofibers coupled to a paper platform for the determination of gliadins in food samples [PDF]

, 2019
The gluten-free diet is a unique, effective treatment for different conditions related to gluten consumption. Therefore, it is crucial the availability of new methodologies for the sensitive and specific determination of gluten content in food samples ...
Bertolino, Franco Adrián, Marin Barroso, Evelyn del Valle, Messina, Germán Alejandro, Pereira, Sirley Vanesa, Raba, Julio   +4 more
core   +1 more source

Disposable Voltammetric Immunosensor for D-Dimer Detection as Early Biomarker of Thromboembolic Disease and of COVID-19 Prognosis

Biosensors, 2022
In this work, we report on the development of a simple electrochemical immunosensor for the detection of D-dimer protein in human plasma samples.
Cristina Tortolini, Valeria Gigli, Antonio Angeloni, Luciano Galantini, Federico Tasca, Riccarda Antiochia   +5 more
doaj   +1 more source

Biosensors for cardiac biomarkers detection: a review [PDF]

, 2012
The cardiovascular disease (CVD) is considered as a major threat to global health. Therefore, there is a growing demand for a range of portable, rapid and low cost biosensing devices for the detection of CVD.
Gurbuz, Yasar, Gürbüz, Yaşar, Kolkar Mohammed, Javed Hussain Niazi, Qureshi, Anjum   +3 more
core   +1 more source

Application of an Electrochemical Immunosensor with a MWCNT/PDAA Modified Electrode for Detection of Serum Trypsin

Sensors, 2014
Objective: To establish an electrochemical immunosensor for the determination of serum trypsin levels using a multiwall carbon nanotubes (MWCNTs)-composite-modified electrode.
Qiang Yi, Qicai Liu, Feng Gao, Qingquan Chen, Guina Wang   +4 more
doaj   +1 more source

Immunosensor Based on Zinc Oxide Nanocrystals Decorated with Copper for the Electrochemical Detection of Human Salivary Alpha-Amylase

Micromachines, 2021
(1) Background: Nanocrystals (NCs)-based electrochemical sensors have been proposed for biomarkers detection, although immunosensors using ZnO NCs decorated with copper are still scarce.
Beatriz Rodrigues Martins, Tainá Marques Sampaio, Ana Karoline Silva Rocha de Farias, Rheltheer de Paula Martins, Renata Roland Teixeira, Robson Tadeu Soares Oliveira, Carlo Jose Freire Oliveira, Marcos Vinícius da Silva, Virmondes Rodrigues, Noelio Oliveira Dantas, Foued Salmen Espindola, Anielle Christine Almeida Silva, Renata Pereira Alves-Balvedi   +12 more
doaj   +1 more source