Results 31 to 40 of about 30,730 (232)

Simultaneous Detection of Catechol and Hydroquinone by Gold Nanorods/Poly(L-cysteine) Modified Electrode

open access: yesInternational Journal of Electrochemical Science, 2020
Herein, a poly(L-cysteine) modified glassy carbon electrode was prepared by electropolymerization. Gold nanorods were assembled onto the surface of the poly(L-cysteine) modified electrode surface via Au-S bonds.
Keying zhang   +5 more
doaj   +1 more source

Electron Donor–Acceptor Complex Catalysis in Synthetic Chemistry

open access: yesAngewandte Chemie, EarlyView.
Electron donor–acceptor (EDA) complexes are moving beyond stoichiometric photoactivation toward catalytic platforms for radical generation. Productive EDA catalysis requires coordinated donor–acceptor association, charge‐transfer excitation, radical reactivity, and vcatalyst turnover.
Tristan von Münchow   +3 more
wiley   +2 more sources

Environmental and health risks of hydroquinone

open access: yes, 2022
S.327-354Hazard assessment of hydroquinone has been evaluated from bibliographical and original data on the physicochemical properties, the environmental behavior, and the biological effects of this aromatic compound.
Nendza, M.   +10 more
core   +1 more source

Guest Transition Metals in Host Keplerate Nanocapsules as Supramolecular Inorganic Functional Mimics of Monooxygenase Enzymes

open access: yesAngewandte Chemie, EarlyView.
A Keplerate, an inorganic, porous buckyball was used as a host for copper metal cations ligated by histidine surrogates. Prepared by a simple assembly technique, the guest–host complex was used as a primitive biomimetic model of a monooxygenase enzyme complex, where C─H bonds were electrocatalytically hydroxylated by oxygen under reducing conditions ...
Eynat Haviv   +4 more
wiley   +2 more sources

Hydroquinone: Environmental Pollution, Toxicity, and Microbial Answers [PDF]

open access: yes, 2013
Copyright © 2013 F. J. Enguita and A. L. Leitão. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is ...
Francisco J. Enguita   +3 more
core   +1 more source

Determination of Hydroquinone Dioxygenase Activity

open access: yesBio-Protocol, 2015
We recently demonstrated the presence of a quinone detoxification pathway present in Firmicutes. It is based on two enzyme activities, namely a hydroquinone dioxygenase, YaiA, described here, and a hydroquinone reductase, YaiB, described in a separate ...
Stefano Mancini, Marc Solioz
doaj   +1 more source

Hydroquinone Induces NLRP3-Independent IL-18 Release from ARPE-19 Cells

open access: yesCells, 2021
Age-related macular degeneration (AMD) is a retinal disease leading to impaired vision. Cigarette smoke increases the risk for developing AMD by causing increased reactive oxygen species (ROS) production and damage in the retinal pigment epithelium (RPE).
Niina Bhattarai   +4 more
doaj   +1 more source

Using Poly-L-Histidine Modified Glassy Carbon Electrode to Trace Hydroquinone in the Sewage Water

open access: yesInternational Journal of Electrochemistry, 2014
A sensitive voltammetric method for trace measurements of hydroquinone in the sewage water is described. The poly-L-histidine is prepared to modify the glassy carbon electrode in order to improve the electrochemical catalysis of interesting substances ...
Bin Wang, Jun Steed Huang
doaj   +1 more source

Virtual Screening of Selected Natural Products as Human Tyrosinase-Related Protein 1 Blockers

open access: yesJournal of Nigerian Society of Physical Sciences, 2021
Many researchers have widely explored the need to replace the harmful compound hydroquinone in skin-lightening creams with more skin-friendly compounds that can give similar results.
Chidi Duru   +2 more
doaj   +1 more source

Optimization of Flow Injection (FI) – Spectrophotometry for Hydroquinone Analysis [PDF]

open access: yesJournal of Pure and Applied Chemistry Research, 2019
Hydroquinone is one of the phenolic compounds used in various cosmetic products for skin lightening as it can inhibit tyrosinase enzyme in producing melanin.
Muhammad Iqbal Fahmi   +3 more
doaj   +1 more source

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