Results 71 to 80 of about 722,140 (315)

Phenolic content and antioxidant activity of rooibos food ingredient extracts [PDF]

open access: yes, 2012
ArticleHot water extracts of the herbal tea, rooibos, are increasingly used as an ingredient in ready-to-drink beverages and a variety of food products.
de Beer D., Joubert E.
core   +1 more source

Antioxidant activity of phenolic compounds

open access: yesGrasas y Aceites, 1993
This review deals with the oxidation processes induced by light and atmospheric oxygen, as well as the protective action on antioxidant compounds. The available data on the synthetic antioxidants and the problems associated to their use, together with ...
R. Maestro Durán, R Borja Padilla
doaj   +1 more source

Identification of (20R)‐protopanaxadiol from Panax ginseng as a novel anti‐SARS‐CoV‐2 compound

open access: yesFEBS Open Bio, EarlyView.
We established a noninfectious BAC‐based SARS‐CoV‐2 replicon that enables antiviral screening under BSL‐2 conditions. Using this platform, we screened 373 food‐derived compounds and identified (20R)‐protopanaxadiol from Panax ginseng as a novel inhibitor of SARS‐CoV‐2 RNA replication, highlighting the value of safe replicon systems for antiviral ...
Midori Takeda   +4 more
wiley   +1 more source

Isoflavone content and antioxidant properties of soybean seeds [PDF]

open access: yes, 2011
The isoflavone content and antioxidant properties of five Croatian soybean seed cultivars from two locations were analysed. The content of total and individual isofavones was determined by high performance liquid chromatography.
Šertović, Edina   +13 more
core   +1 more source

Structure elucidation and antioxidant activity of anthraquinon derivate from Cassia alata Linn [PDF]

open access: yes, 2020
Structure elucidation and antioxidant activity of anthraquinon derivate from Cassia alata ...
Santoni, Adlis
core  

Antioxidant Activity of Endophytic Fungi Isolated from Green and Brown Algae

open access: yesJournal of Pure and Applied Microbiology
Endophytic fungi have attracted considerable attention because of their diverse bioactive compounds and potential pharmaceutical applications. In this study, we investigated the antioxidant activity of endophytic fungi isolated from green and brown algae.
A.K. Ramya, K. Sethumadhavan, R. Devika
doaj   +1 more source

Antioxidant Activity of Ethanol Extract Combinations of Jeruk Purut Leaf (Citrus hystrix Dc.) and Jati Belanda Leaf (Guazuma ulmifolia L.)

open access: yesJournal of Tropical Pharmacy and Chemistry, 2019
Ethanol extracts of Guazuma ulmifolia L. and Citrus hystrix Dc., have a strong antioxidant activity. The purpose of this research is to determine the antioxidant activity of ethanol extracts combination of Guazuma ulmifolia L.
Arina Nisyya Nadhira   +4 more
doaj   +1 more source

Phenylselanyl Group Incorporation for “Glutathione Peroxidase-Like” Activity Modulation

open access: yesMolecules, 2020
The ability of organoselenium molecules to mimic the activity of the antioxidant selenoenzyme glutathione peroxidase (GPx) allows for their use as antioxidant or prooxidant modulators in several diseases associated with the disruption of the cell redox ...
Magdalena Obieziurska-Fabisiak   +6 more
doaj   +1 more source

In silico and in vitro exploration of a tyrosinase for biocatalytic production of catechols

open access: yesFEBS Open Bio, EarlyView.
Tyrosinase from Ralstonia pseudosolanacearum is a promising biocatalyst for producing valuable catechols from monophenol substrates. This tyrosinase is uniquely suited to this due to its high monophenolase : diphenolase ratio. We combined in silico docking and in vivo kinetic characterisation of this tyrosinase with 11 industrially relevant monophenols,
James Britton   +6 more
wiley   +1 more source

Rice Bran Protein Hydrolysate and Its Antioxidant Activity [PDF]

open access: yes, 2013
Rice bran was generally used as animal feed, while it contains many potential compounds. With hydrolysis reaction, small peptides can be obtained from rice bran protein, in which it showed higher antioxidative activity. The antioxidative activity of rice
Richard
core  

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