Results 1 to 10 of about 50,951 (250)

The Relationship Between (sub)national Identity, Citizenship Conceptions, and Perceived Ethnic Threat in Flanders and Wallonia for the Period 1995–2020: A Measurement Invariance Testing Strategy

open access: yesFrontiers in Political Science, 2021
This article examines the relationship between (sub)national identity and attitudes towards immigrants in the multinational context of Belgium. We extend our previous studies by analysing a longer time period (1995–2020) and by making a strong case for ...
Jaak Billiet   +3 more
doaj   +1 more source

The Evaluation of the Anti-Histone Deacetylase, Antibacterial, Antioxidant and Cytotoxic Activities of Synthetic N,N´-ethylenebis (α methylsalicylideneiminate) Schiff Base Derivatives [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
Recently, Schiff base complexes as synthetic antioxidants are widely used instead of natural antioxidants because they are effective and cheaper. In this study, a series of α,ά-Me2-salen, (N,N´-ethylenebis(α methylsalicylideneiminate)) Schiff base ...
Fatemeh Mosalanezhad   +6 more
doaj   +1 more source

Extraction of Antioxidant Effective Components from Black Wheat Bran and Evaluation of its Antioxidant Capacity

open access: yesLiang you shipin ke-ji, 2021
Black wheat bran is by-products of the black wheat processing, which is rich in many physiological active substances, including anthocyanins, phenolic acids and dietary fiber. In this study, the antioxidant activity of black wheat bran was extracted with
YU Zhang-long   +7 more
doaj   +1 more source

Antioxidant and Elastase Inhibitor Potential of Petals and Receptacle of Rose Flower (Rosa damascena)

open access: yesPharmaceutical Sciences and Research, 2020
Free radicals can cause damage to cells or tissues, autoimmune diseases, degenerative diseases, or cancer. Therefore, the body needs important substances, namely antioxidants that can help protect the body by reducing negative effect from free radicals ...
Evi Mawarni   +5 more
doaj   +1 more source

Analysis of Total Flavonoid and Antioxidant Activity of Black Turmeric (Curcuma caesia) using ABTS (2,2-azinobis-3-Ethylbenzothiazoline-6-Sulfonic Acid) Method

open access: yesJournal of Food and Pharmaceutical Sciences, 2023
Black turmeric (Curcuma caesia) has a higher concentration of phytochemical compounds compared to other turmeric species. This means it's an incredibly potent natural antioxidant.
Molesy Fransina Tanesib   +2 more
doaj   +1 more source

ANTIOXIDANT ACTIVITIES USING DPPH, FIC, FRAP, AND ABTS METHODS FROM ETHANOLIC EXTRACT OF LEMPUYANG GAJAH RHIZOME (Zingiber zerumbet (L.) Roscoeex Sm.)

open access: yesJurnal Kimia Riset, 2022
One of the Zingiber species that has long been used as traditional medicine by local Indonesian people is lempuyang (Zingiber ssp.). In its use as traditional medicine, it is more often used than other types of lempuyang, namely the lempuyang gajah ...
Jamilatur Rohmah
doaj   +1 more source

Synthesis, in vitro safety and antioxidant activity of new pyrrole hydrazones

open access: yesActa Pharmaceutica, 2020
Six new N-pyrrolylhydrazide hydrazones were synthesized under micro synthesis conditions, assuring about 59–93 % yield, low harmful emissions and reagent economy. The structures of the new compounds were elucidated by melting points, TLC characteristics,
Tzankova Diana   +5 more
doaj   +1 more source

Phytochemical Screening and Assessment of The Antioxidant Activity of Bio-phenols of Olive Oil Mill Wastewater From The Cold Extraction of Olive Oil in Khenchela Region Eastern of Algeria

open access: yesRevue des Énergies Renouvelables, 2022
The objective of this study was to evaluate in vitro the antioxidant activity of polyphenols from olive oil mill wastewater in Khenchela region eastern of Algeria after conducting a phytochemical screening.
Zakia Gueboudji   +2 more
doaj   +1 more source

Multi-experimental characterisation of grape skin extracts

open access: yesCzech Journal of Food Sciences, 2008
Grape skins contain a plenty of different flavonoids, most of them revealing significant antioxidant properties. In this contribution, a complex study is presented of grape skin ethanol extracts, prepared from grape skins of two vine grape varieties ...
Lenka ŠŤAVÍKOVÁ   +3 more
doaj   +1 more source

Screen of Antioxidant Activity Leads to Recognition of High Valuable Medicinal Plants: A Case Study of Paveh and Ormanat, West of Iran [PDF]

open access: yesJournal of Genetic Resources, 2021
Recently, the beneficial effects of the plants' secondary compounds for the treatment and improvement of diseases have been strongly interested. This study was conducted in a completely randomized design with three replications in the Paveh and Ormanat ...
Mohammad Sanei   +4 more
doaj   +1 more source

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