Results 41 to 50 of about 28,086 (247)

Zirconia/Poly(L-cysteine)/RGO-Modified Electrode for Sensing the CaMV 35S Gene Sequence

open access: yesInternational Journal of Electrochemical Science, 2019
Herein, a zirconia (ZrO2)/poly(L-cysteine)/reduced graphene oxide (RGO)-modified electrode was reported. A ZrO2 film was electrodeposited onto the poly(L-cys)/RGO electrode surface.
Keying Zhang   +7 more
doaj   +1 more source

Nano-yarn carbon nanotube fiber based enzymatic glucose biosensor [PDF]

open access: yes, 2010
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2010 IOP Publishing Ltd.A novel brush-like electrode based on carbon nanotube (CNT) nano-yarn fiber has been designed for electrochemical ...
Bard A J   +8 more
core   +1 more source

Electrochemical Biosensing Interface Based on Carbon Dots-Fe3O4 Nanomaterial for the Determination of Escherichia coli O157:H7

open access: yesFrontiers in Chemistry, 2021
Escherichia coli (E. coli) O157:H7 can cause many food safety incidents, which seriously affect human health and economic development. Therefore, the sensitive, accurate, and rapid determination of E.
Xiaofeng Lin   +8 more
doaj   +1 more source

A Highly Sensitive Electrochemical DNA Biosensor from Acrylic-Gold Nano-composite for the Determination of Arowana Fish Gender

open access: yesNanoscale Research Letters, 2017
The present research describes a simple method for the identification of the gender of arowana fish (Scleropages formosus). The DNA biosensor was able to detect specific DNA sequence at extremely low level down to atto M regimes.
Mahbubur Rahman   +5 more
doaj   +1 more source

A label free nanosensing platform for the detection of cervical cancer through analysis of ultratrace DNA hybridization

open access: yesSensing and Bio-Sensing Research, 2021
Background: Cervical cancer is a major health problem caused by human papillomavirus (HPV) infection which affects more than 500,000 women every year worldwide.
Sakshi Pareek   +3 more
doaj   +1 more source

Controlled Synthesis of Silver Nanoparticles Using Double Reductants and Its Voltammetric Characteristics Study [PDF]

open access: yes, 2016
Constructing robust silver nanoparticles (AgNPs) with good shape and dispersibility is of particular interest in analytical applications. Herein, monodispersibility AgNPs with the average size of 20 nm have been successfully prepared via one-pot method ...
Duan, Yubo, Jiang, Xiaochun, Xu, Zhihua
core   +2 more sources

Fabrication and functionalization of PCB gold electrodes suitable for DNA-based electrochemical sensing [PDF]

open access: yes, 2014
The request of high specificity and selectivity sensors suitable for mass production is a constant demand in medical research. For applications in point-of-care diagnostics and therapy, there is a high demand for low cost and rapid sensing platforms ...
Dhaenens, Kristof   +8 more
core   +1 more source

Catalase-based modified graphite electrode for hydrogen peroxide detection in different beverages [PDF]

open access: yes, 2016
A catalase-based (NAF/MWCNTs) nanocomposite film modified glassy carbon electrode for hydrogen peroxide (H2O2) detection was developed. The developed biosensor was characterized in terms of its bioelectrochemical properties.
ANTIOCHIA, RICCARDA   +5 more
core   +4 more sources

A 16 x 16 CMOS amperometric microelectrode array for simultaneous electrochemical measurements [PDF]

open access: yes, 2018
There is a requirement for an electrochemical sensor technology capable of making multivariate measurements in environmental, healthcare, and manufacturing applications.
Accarino, Claudio   +6 more
core   +1 more source

A Highly Sensitive Impedimetric DNA Biosensor Based on Hollow Silica Microspheres for Label-Free Determination of E. coli

open access: yesSensors, 2020
A novel label-free electrochemical DNA biosensor was constructed for the determination of Escherichia coli bacteria in environmental water samples.
Eda Yuhana Ariffin   +4 more
doaj   +1 more source

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