Capacitance electrochemical biosensor based on silicon nitride transducer for TNF-α cytokine detection in artificial human saliva: Heart failure (HF).
Antibodies, Immobilized
/ immunology
Antibodies, Monoclonal
/ immunology
Biosensing Techniques
/ methods
Electric Capacitance
Electrochemical Techniques
/ instrumentation
Electrodes
Fluorescent Dyes
/ chemistry
Humans
Immunoassay
/ methods
Limit of Detection
Rhodamines
/ chemistry
Saliva, Artificial
/ chemistry
Silicon Compounds
/ chemistry
Silicon Dioxide
/ chemistry
Transducers
Tumor Necrosis Factor-alpha
/ analysis
Electrochemical biosensor
Human artificial saliva
Mott-Schottky
Silicon nitride transducer
Tumour Necrosis Factor
Journal
Talanta
ISSN: 1873-3573
Titre abrégé: Talanta
Pays: Netherlands
ID NLM: 2984816R
Informations de publication
Date de publication:
01 Mar 2020
01 Mar 2020
Historique:
received:
24
07
2019
revised:
19
10
2019
accepted:
23
10
2019
entrez:
2
1
2020
pubmed:
2
1
2020
medline:
15
7
2020
Statut:
ppublish
Résumé
In the present study, we have developed a capacitance electrochemical biosensor based on silicon nitride substrate (Si3N4/SiO2/Si[P]/Al) for Tumour Necrosis Factor Alpha (TNF-α) cytokines detection. Micro-contact printing, Fluorescence microscopy characterization and contact angle measurement (CAM) were carried out during the bio-functionalization of the biosensor surface. Mott-Schottky analyses were applied for TNF-α detection within the range of 1 pg/mL to 30 pg/mL in which the immunosensor has exhibited a good linearity, a sensitivity of 4 mV.pM
Identifiants
pubmed: 31892087
pii: S0039-9140(19)31134-8
doi: 10.1016/j.talanta.2019.120501
pii:
doi:
Substances chimiques
Antibodies, Immobilized
0
Antibodies, Monoclonal
0
Fluorescent Dyes
0
Rhodamines
0
Saliva, Artificial
0
Silicon Compounds
0
TNF protein, human
0
Tumor Necrosis Factor-alpha
0
Silicon Dioxide
7631-86-9
silicon nitride
QHB8T06IDK
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
120501Informations de copyright
Copyright © 2019 Elsevier B.V. All rights reserved.