Results 51 to 60 of about 30,730 (232)

The anti-staphylococcal activity (planktonic and biofilm) of Cnestis ferruginea is due to benzoquinone, the oxidation product of hydroquinone

open access: yesFrontiers in Cellular and Infection Microbiology
IntroductionCnestis ferruginea is used frequently in African traditional medicine for treating infectious diseases. Previous bioassay-guided purification has identified hydroquinone as the major bio-active compound in the aforementioned plant ...
Sujogya Kumar Panda   +4 more
doaj   +1 more source

Penentuan Hidrokuinon dalam Sampel Krim Pemutih Wajah secara Voltammetri Menggunakan Screen Printed Carbon Electrode (SPCE)

open access: yesJurnal Kimia Valensi, 2015
Hydroquinone in whitening face cream has been banned since 2008, but is still found facial bleaching creams containing hydroquinone. Therefore, in this study have been developed voltammetric method for the determination hydroquinone in face whitening ...
Ani Mulyasuryani, Alfita Savitri
doaj   +1 more source

From catechol-tocopherol to catechol-hydroquinone polyphenolic antioxidant hybrids

open access: yes, 2018
Multidefence antioxidants represent a valuable solution for the protection against oxidative stress. From the planned synthesis of a catechol-tocopherol hybrid, we isolated a catechol-hydroquinone hybrid through a BBr3-mediated benzochromene-fluoren-1-ol
Menichetti, Stefano   +14 more
core   +2 more sources

Resveratrol Inhibited Hydroquinone-Induced Cytotoxicity in Mouse Primary Hepatocytes

open access: yes, 2012
Hydroquinone (1,4-benzenediol) has been widely used in clinical situations and the cosmetic industry because of its depigmenting effects. Most skin-lightening hydroquinone creams contain 4%–5% hydroquinone. We have investigated the role of resveratrol in
Qinxia Yie   +8 more
core   +1 more source

Effect of GDS-23 on hydroquinone-induced cytotoxicity.

open access: yes, 2023
NHEKs were pretreated with 25 μM GDS-23 for 24 h and then treated with 200 μM hydroquinone. Furthermore, the cytotoxic effects of 200 μM hydroquinone alone and 200 μM hydroquinone in combination with 500 μM sodium pyrosulfite were compared.
Tatsuro Miyoshi (17131350)   +3 more
core   +1 more source

Vigna radiata as a New Source for Biotransformation of Hydroquinone to Arbutin

open access: yesPharmaceutical Sciences, 2016
Background: The suspension culture of Vigna radiata was selected for biotransformation of hydroquinone to its β-D-glucoside form (arbutin) as an important therapeutic and cosmetic compound.
Zahra Tofighi, Mohsen Amini, Mahzad Shirzadi, Hamideh Mirhabibi, Negar Ghazi Saeedi, Narguess Yassa
doaj   +1 more source

Transglucosylation of hydroquinone catalysed by alpha-glucosidase from baker's yeast

open access: yes, 2005
Hydroquinone alpha-isomaltoside and hydroquinone alpha-glucoside were synthesized by transglucosylation in an aqueous system with baker's yeast alpha-glucosidase from hydroquinone and maltose as a glucosyl donor. Only one phenolic group was glucosylated,
Ćirković Veličković, Tanja   +6 more
core   +1 more source

Novel hydroquinone derivatives alleviate algesia, inflammation and pyrexia in the absence of gastric ulcerogenicity [PDF]

open access: yes, 2018
Purpose: To synthesize and characterize novel hydroquinone compounds that exhibit an aspirin-like pharmacological profile devoid of ulcerogenic side effects.Methods: Two novel hydroquinone derivatives, viz, 2,5-bis(piperidinomethyl)hydroquinone and 2,5 ...
Rahman, Faiz-Ur   +7 more
core   +1 more source

Terahertz Signatures of the Methane Replacement Reaction in Hydroquinone Clathrates [PDF]

open access: yes
We report a comprehensive experimental and computational study into the low-frequency vibrational dynamics of hydroquinone clathrate during in situ gas loading, in order to monitor the replacement of carbon dioxide with methane in the atomic-level pores ...
Johanna, Koelbel   +4 more
core   +2 more sources

Antimicrobial action of α-arbutin, β-arbutin and hydroquinone: truth and fiction

open access: yesAnnals of Mechnikov's Institute
Introduction. The leaves of lingonberry and bearberry are used in medicine for the treatment and prevention of urological infectious diseases due to the presence of diuretic and uroseptic action.
Oleksandr Maslov   +6 more
doaj   +1 more source

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