Results 31 to 40 of about 102,400 (286)

Fabrication of highly sensitive nitrite electrochemical sensor in foodstuff using nanostructure sensor

open access: yesInternational Journal of Electrochemical Science, 2017
In this research, we introduced a powerful electrochemical sensor (based carbon paste electrode) for analysis of nitrite in foodstuff, using CdO decorated single wall carbon nanotube incorporated with 1-methyl-3-butylimidazolium bromide (CdO/SWCNTs/1-3 ...
Vinod Kumar Gupta   +5 more
doaj   +1 more source

Influence of estimated training status on anti and pro-oxidant activity, nitrite concentration, and blood pressure in middle-aged and older women [PDF]

open access: yes, 2017
The purpose of this study was to compare the association between anti and pro-oxidant activity, nitrite concentration, and blood pressure (BP) in middle-aged and older women with different levels of estimated training status (TS). The sample consisted of
Amaral, Sandra L.   +8 more
core   +1 more source

Ultrasensitive Detection of Nitrite Based on gold-nanoparticles/Polyrhodamine B/Carbon Nanotubes Modified Glassy Carbon Electrode with Enhanced Electrochemical Performance

open access: yesInternational Journal of Electrochemical Science, 2017
An electrochemical sensing platform based on gold nanoparticles/polyrhodamine B/multi-walled carbon nanotubes composites modified glassy carbon electrode (AuNPs/PRhB/MWCNTs/GCE) was developed for the ultrasensitive determination of nitrite.
He Xu   +3 more
doaj   +1 more source

Mechanisms linking colorectal cancer to the consumption of (processed) red meat : a review [PDF]

open access: yes, 2015
Colorectal cancer (CRC) is the third most commonly diagnosed cancer in the world. The vast majority of CRC cases have been linked to environmental causes rather than to heritable genetic changes.
De Smet, Stefaan   +3 more
core   +2 more sources

Nitrite influence on fish: a review

open access: yesVeterinární Medicína, 2005
Nitrite is an intermediate in the oxidation of ammonium to nitrate. An elevated ambient nitrite concentration is a potential problem for freshwater fish since nitrite is actively taken up across the gills in competition with chloride.
H. Kroupova, J. Machova, Z. Svobodova
doaj   +1 more source

An investigation into the unusual linkage isomerization and nitrite reduction activity of a novel tris(2-pyridyl) copper complex [PDF]

open access: yes, 2017
The copper-containing nitrite reductases (CuNIRs) are a class of enzymes that mediate the reduction of nitrite to nitric oxide in biological systems. Metal–ligand complexes that reproduce the salient features of the active site of CuNIRs are therefore of
Roger, Isolda   +4 more
core   +2 more sources

One-pot preparation of three-dimensional macroporous phosphomolybdic acid-MoS2-reduced graphene oxide hybrid for electrochemical detection of nitrite

open access: yesInternational Journal of Electrochemical Science, 2019
In this study, a new hybrid PMA-MoS2-rGO composed of phosphomolybdic acid (PMA), MoS2, and reduced graphene oxide (rGO) was prepared for sensitive electrochemical detection of nitrite.
Hui Xu   +5 more
doaj   +1 more source

Application of nitroarene dioxygenases in the design of novel strains that degrade chloronitrobenzenes. [PDF]

open access: yes, 2009
Widespread application of chloronitrobenzenes as feedstocks for the production of industrial chemicals and pharmaceuticals has resulted in extensive environmental contamination with these toxic compounds, where they pose significant risks to the health ...
Ju, Kou-San, Parales, Rebecca E
core   +1 more source

Intergradation of UiO‐66 Nanoparticles with Expanded Graphite for Electrocatalytic Determination of Nitrite and L‐Cysteine

open access: yesAdvanced Sensor Research, 2023
In this study, metal–organic framework (MOF) nanoparticles of UiO‐66 are integrated with expanded graphite (EG) (UiO‐66/EG) by a facile solvothermal approach.
Yangwei Li   +5 more
doaj   +1 more source

Fabrication of a Disposable Amperometric Sensor for the Determination of Nitrite in Food

open access: yesMicromachines, 2023
Silver nanoparticles (AgNPs) were synthesized through an environmentally friendly method with tea extract as a reduction agent. By immobilizing them on the surface of a low-cost pencil graphite electrode (PGE) with the aid of a simple and well-controlled
Chao Liu   +7 more
doaj   +1 more source

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