نتایج جستجو برای: carotene bleaching

تعداد نتایج: 13012  

Journal: :Journal of Natural Remedies 2023

The aqueous extract of Lavandula stoechas (AqLs) is employed as a diabetic cure in Eastern Moroccan traditional medicine. aim this study was to confirm and search for the antidiabetic mechanisms plant. goal research look into vitro antioxidant activity L. stoechas’s which analyzed by using two different techniques; 2,2-diphenyl-1-picryl-hydrazyl-hydrate (DPPH), β-carotene bleaching assay, with ...

Journal: :Biocell 2022

The main purpose of the study was to enhance stability and therapeutic effects Curcumin (Cur) through nanoformulation with gum Arabic (GA) as a coating agent an efficient synthetic approach. antioxidant properties developed nanoparticles (Cur/GANPs) were assessed several in vitro assays, such β-carotene bleaching activity, DPPH, nitric oxide scavenging activities addition evaluating its inhibit...

Journal: :Journal of Molecular Structure 2021

A novel Schiff base 2, 2?-((1E,1?E)-((4-methyl-1, 3-phenylene) bis (benzylidene)) (methylethylidene)) (4-methoxyphenol) (L) was the result of reaction between 4-diaminotoluene and 2-hydroxy-5-methoxy benzaldehyde. The compound characterized using IR, UV-Vis, 1H, 13C NMR techniques. structure ligand determined by X-Ray Diffraction method (XRD). All experimental results were proved explained theo...

Journal: :Revista Brasileira de Saúde e Produção Animal 2021

ABSTRACT Dermatophytes are hyaline fungi that parasitize the keratinized tissue of humans and animals causing mycotic infections. Natural products promising molecules for development new antifungal drugs, due to phenomenon resistance toxicity. This study reports isolation identification lachnophyllum ester evaluates its antioxidant, modulatory activities against dermatophytes fungi. Lachnophyll...

Journal: :Acta scientiarum polonorum. Technologia alimentaria 2016
Pui Yee Toh Fei Shan Leong Sui Kiat Chang Hock Eng Khoo Hip Seng Yim

BACKGROUND Banana is grown worldwide and consumed as ripe fruit or used for culinary purposes. Peels form about 18-33% of the whole fruit and are discarded as a waste product. With a view to exploiting banana peel as a source of valuable compounds, this study was undertaken to evaluate the effect of different extraction parameters on the antioxidant activities of the industrial by-product of ba...

Aromatic plants are rich in essential oils with considerable antimicrobial properties.The aim of this study was to investigate chemical composition, antimicrobial activity and antioxidant properties of Melissa officinalis and Deracocephalum moldavica essential oils (EOs). The identification of chemical constituents of the EOs was carried out using gas chromato-graphy-mass spec...

Journal: :The Chinese journal of dental research : the official journal of the Scientific Section of the Chinese Stomatological Association 2011
Chun Yan Zheng Jie Pan Lin Wang Cheng Fei Zhang

OBJECTIVE To evaluate the effects of a commercial bleaching agent containing 36% hydrogen peroxide on the clinical plaque index and Streptococcus mutans and Lactobacilli counts in dental plaque and saliva in vivo. METHODS Twenty volunteers were recruited in the present study. Evaluation of plaque index and bacteria counts in plaque and saliva was performed before bleaching the teeth, and 3 da...

Journal: :Food Analytical Methods 2021

In vitro techniques are essential to assess the antioxidant potential of foods, although methods with different action mechanisms make troublesome data analysis. This article describes use artificial neural network (ANN) associate phenolic compounds activity in (AOX) grape juices. A multilayer perceptron (MLP) ANN was obtained 28 phenolics quantified, as input layers, and AOX measuring by DPPH,...

Journal: :Sustainability 2023

Olive mill wastewater (OMW) is one of the most environmentally concerning food processing effluents due to its phytotoxicity. Recently, several bioactive compounds with potential applications in food, pharmaceutical, and agricultural industries have been identified OMW. This study aimed compare, for first time, physico-chemical characteristics biological activity OMW obtained by two different t...

2017
Reza Fekrazad Shervin Alimazandarani Katayoun AM Kalhori Hadi Assadian Seyed-Mahdi Mirmohammadi

BACKGROUND Laser-assisted bleaching uses laser beam to accelerate release of free radicals within the bleaching gel to decrease time of whitening procedure. The aim of this study was to compare the efficacy of power bleaching using Opalescence Xtra Boost® and laser bleaching technique using LaserSmile gel and diode laser as an activator in their tooth whitening capacity. MATERIAL AND METHODS ...

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