Results 11 to 20 of about 19,110 (124)

Electroorganic synthesis of disulfonamide substituted p-benzoquinone by hydroquinone electrochemical oxidation

open access: yesJournal of Electrochemical Science and Engineering, 2018
This study illustrates electrochemical behavior of hydroquinone and 4-amino-6-chloro­benzene-1,3-disulfonamide in the phosphate buffer solution evaluated by cyclic voltammetry.
Seba Nassif   +4 more
doaj   +1 more source

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

Comparison of effects of 5% hydroquinone cream plus non-ablative fractional 1540 erbium YAG laser and 5% hydroquinone cream alone in the treatment of melasma [PDF]

open access: yesمجله پزشکی دانشگاه علوم پزشکی تبریز, 2021
Background: Melasma is an acquired Hypermelanosis often difficult to treat. In this study, we assessed efficacy and safety of 5% hydroquinone cream plus non-ablative fractional 1540 erbium YAG laser and 5% hydroquinone cream alone in the treatment of ...
Mohammadreza Ranjkesh   +3 more
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

Comparison for the Adsorption of Catechol and Hydroquinone on Activated Carbon Fibre: Kinetic Analysis [PDF]

open access: yesNature Environment and Pollution Technology, 2019
Catechol and hydroquinone are widely applied in industrial synthesis while they are typical toxic organic pollutants. Efficient adsorptive removal of catechol and hydroquinone is highly needed.
Mingzhao Shen, Meiya Zhu, Jintao Sun, Yunlong Zhang, Rong Li, Fang Niu, Shiying Li, Xiao Mi and Guoting Li
doaj  

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

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

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

A Colorimetric Method to Measure the Amount of Hydroquinone in Liposomal Formulations [PDF]

open access: yesTrends in Pharmaceutical Sciences, 2019
A method of determination of concentration of solute depended to its chemical properties, degree of dilution and matrix that takes it. Formulation of liposomal hydroquinone, a drug delivery system, is developed to increase efficacy treatment.
rabea khoshneviszadeh   +2 more
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

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