Nanomaterials-based nanosensors for the simultaneous electrochemical determination of biologically important compounds: ascorbic acid, uric acid, and dopamine

SI Kaya, S Kurbanoglu, SA Ozkan - Critical Reviews in Analytical …, 2019 - Taylor & Francis
Ascorbic acid (AA), uric acid (UA), and dopamine (DA) are biologically important molecules
which have similar structures and important tasks in the human body. Since they usually …

Fabrication and characterization of non-enzymatic glucose sensor based on ternary NiO/CuO/polyaniline nanocomposite

K Ghanbari, Z Babaei - Analytical biochemistry, 2016 - Elsevier
Novel nickel and copper oxide nanoparticle modified polyaniline (PANI) nanofibers
(NiO/CuO/PANI) were fabricated and used as a non-enzymatic sensor for detecting glucose …

An electrochemical immunosensor based on poly p-phenylenediamine and graphene nanocomposite for detection of neuron-specific enolase via electrochemically …

J Amani, M Maleki, A Khoshroo, A Sobhani-Nasab… - Analytical …, 2018 - Elsevier
In this work, a label-free electrochemical immunosensor was constructed on the base of poly
p-phenylenediamine (PPD) and GR nanocomposite (PPD-GR). Screen-printed electrodes …

ZnO–CuxO/polypyrrole nanocomposite modified electrode for simultaneous determination of ascorbic acid, dopamine, and uric acid

K Ghanbari, N Hajheidari - Analytical biochemistry, 2015 - Elsevier
Novel zinc oxide (ZnO) nanosheets and copper oxide (Cu x O, CuO, and Cu 2 O) decorated
polypyrrole (PPy) nanofibers (ZnO–Cu x O–PPy) have been successfully fabricated for the …

ZnO/functionalized MWCNT and Ag/functionalized MWCNT modified carbon paste electrodes for the determination of dopamine, paracetamol and folic acid

M Kumar, BEK Swamy, S Reddy, W Zhao… - Journal of …, 2019 - Elsevier
In this study, functionalized multiwalled carbon nanotubes (FMWCNT), Ag nanocomposite
FMWCNT (Ag/FMWCNT) and ZnO nanoparticles (NPs) were prepared and characterized by …

Non-enzymatic voltammetric glucose sensor made of ternary NiO/Fe3O4-SH/para-amino hippuric acid nanocomposite

M Baghayeri, A Amiri, Z Alizadeh, H Veisi… - Journal of …, 2018 - Elsevier
The present study has been focused on a facile strategy to fabricate an electrochemical
sensor based on nickel oxide decorated Fe 3 O 4 nanoparticles/poly (p-aminohippuric acid) …

Optical properties of folic acid in phosphate buffer solutions: the influence of pH and UV irradiation on the UV-VIS absorption spectra and photoluminescence

M Baibarac, I Smaranda, A Nila, C Serbschi - Scientific Reports, 2019 - nature.com
Using UV-VIS absorption spectroscopy, photoluminescence (PL) and photoluminescence
excitation (PLE), the photodegradation reactions of folic acid (FA) in phosphate buffer (PB) …

Evaluation of molecular imprinted polymerized methylene blue/aptamer as a novel hybrid receptor for Cardiac Troponin I (cTnI) detection at glassy carbon electrodes …

Z Mokhtari, H Khajehsharifi, S Hashemnia… - Sensors and Actuators B …, 2020 - Elsevier
In this research, a novel, rapid, and non-immune electrochemical method was used to detect
cardiac troponin I (cTnI) using a double recognition approach. Amine terminus cTnI …

Gold nanoparticle decorated polypyrrole/graphene oxide nanosheets as a modified electrode for simultaneous determination of ascorbic acid, dopamine and uric acid

C Tan, J Zhao, P Sun, W Zheng, G Cui - New Journal of Chemistry, 2020 - pubs.rsc.org
Simultaneous determination of ascorbic acid (AA), dopamine (DA) and uric acid (UA) is
always of vital importance for clinical diagnosis and healthcare. Hereby, a gold nanoparticle …

Simultaneous determination of dopamine and uric acid using copper oxide nano-rice modified electrode

K Krishnamoorthy, V Sudha, SMS Kumar… - Journal of Alloys and …, 2018 - Elsevier
Abstract Copper (II) oxide (CuO) nano-rice like nanoparticles were prepared by a simple
chemical precipitation method. Crystal structure, thermal stability, functional group …