Results 101 to 110 of about 7,222 (224)

A Novel Label-Free Amperometric Immunosensor Based on Graphene Sheets-Methylene Blue Nanocomposite/Gold Nanoparticles

International Journal of Electrochemical Science, 2014
In this study, a sensitive, label-free amperometric immunosensor based on graphene sheets-methylene blue nanocomposite and gold nanoparticles (GS-MB/GNPs) for the direct determination of chlorpyrifos residues was exploited. To fabricate the immunosensor,
Lu Qiao, Xiangyou Wang, Xia Sun
doaj   +1 more source

Sensitive electrochemical immunosensor based on three-dimensional nanostructure gold electrode

, 2015
Guangxian Zhong,1,2,* Ruilong Lan,3,* Wenxin Zhang,1,4 Feihuan Fu,5 Yiming Sun,1,4 Huaping Peng,1,4 Tianbin Chen,3 Yishan Cai,6 Ailin Liu,1,4 Jianhua Lin,2 Xinhua Lin1,4 1Department of Pharmaceutical Analysis, Faculty of Pharmacy, Fujian Medical ...
Zhang W, Peng H, Fu F, Lan R, Zhong G, Cai Y, Liu A, Lin X, Lin J, Sun Y, Chen T   +10 more
core  

Origami Paper-Based Electrochemical Immunosensor with Carbon Nanohorns-Decorated Nanoporous Gold for Zearalenone Detection

Nowadays, mycotoxin contamination in cereals and wastewater exposes a safety hazard to consumer health. This work describes the design of a simple, low-cost, and sensitive origami microfluidic paper-based device using electrochemical detection for ...
Franco A. Bertolino, Julio Raba, Germán A. Messina, Matías D. Regiart, Martín A. Fernández-Baldo, Anabel Laza, Sirley V. Pereira   +6 more
core   +1 more source

Low-Interference Washing-Free Electrochemical Immunosensor Using Glycerol-3-phosphate Dehydrogenase as an Enzyme Label

, 2015
In washing-free electrochemical detection, various redox and reactive species cause significant interference. To minimize this interference, we report a washing-free electrochemical immunosensor using flavin adenine dinucleotide (FAD)-dependent glycerol ...
Sinyoung Kim (1624306), Haesik Yang (1624318), Seonhwa Park (1624312), Jeongwook Seo (1624315), Gorachand Dutta (1624309), Amardeep Singh (438785)   +5 more
core   +2 more sources

Screen Printed Carbon Electrode Based Electrochemical Immunosensor for the Detection of Dengue NS1 Antigen

Diagnostics, 2014
An electrochemical immunosensor modified with the streptavidin/biotin system on screen printed carbon electrodes (SPCEs) for the detection of the dengue NS1 antigen was developed in this study.
Om Parkash, Chan Yean Yean, Rafidah Hanim Shueb   +2 more
doaj   +1 more source

An electrochemical immunosensor for adiponectin using reduced graphene oxide–carboxymethylcellulose hybrid as electrode scaffold

, 2015
Reduced graphene oxide–carboxymethylcellulose hybrid (CMC–rGO) was used for the development of a novel electrochemical immunosensor for the determination of adiponectin (APN) cytokine.
Pingarrón Carrazón, José Manuel, Ojeda Fernández, Irene, González Cortés, Araceli, Sánchez Tirado, Esther, Yáñez-Sedeño Orive, Paloma, Gomez-Suarez, C.A., Gómez Suárez, C.A., Arenas Sevillano, Cristian Brenabé, Arenas Sevillano, Cristian Bernabé, Villalonga Santana, Reynaldo   +9 more
core   +1 more source

Paper electrochemical immunosensor for the rapid screening of Galectin-3 patients with heart failure

A paper electrochemical immunosensor for the combined binding and quantification of the heart failure (HF) biomarker Galectin-3 has been developed.
Tesfamichael, T, Sarfo, D, Izake, EL, Nihal, S, Zhang, X, Punyadeera, C, Karunathilaka, N   +6 more
core   +1 more source

Electrochemical Impedance Immunosensor for the Detection of C-Reactive Protein in Aqueous Solution

, 2010
A label-free electrochemical impedance immunosensor is reported by immobilizing protein antibody, αCRP-Ab, through a self assembled monolayer (SAM) of 3-aminopropyltriethoxysilane (APTES) using a cross linker, Bis[sulfosuccinimidyl] suberate (BS3), on ...
Tanwar, Vinod Kumar, -, Rajesh, Biradar, A. M., Sharma, Vikash   +3 more
core   +1 more source

Electrochemical impedance immunosensor for the detection of cardiac biomarker Myogobin (Mb) in aqueous solution

, 2010
A label-free, electrochemical impedance immunosensor based on surface modified thin flat gold wire electrode is reported for the quantitative detection of cardiac biomarker Myoglobin in aqueous solution.
Mishra, S. K., V. Sharma, S.K. Mishra, -, Rajesh, Biradar, A. M., null Rajesh, A.M. Biradar, Tanwa, Vinod Kumar, V.K. Tanwar, Sharma, Vikash   +9 more
core   +1 more source

Reduced graphene oxide-gadolinium oxide-functionalized paper based immunosensor for electrochemical detection of gentamicin

Biosensors and Bioelectronics: X
Excessive consumption of antibiotics like gentamicin (GEN) can lead to hostile effects as antibiotic resistance. Therefore, the detection is important for which, reduced graphene oxide-Gadolinium oxide nanocomposite (rGO@Gd2O3 NC) was composed through co-
Jayendra Kumar Himanshu, G.B.V.S. Lakshmi, Akhilesh Kumar Singh, Pratima R. Solanki   +3 more
doaj   +1 more source