Results 11 to 20 of about 277,862 (268)

To Be or Not to Be… An Antioxidant? That Is the Question [PDF]

open access: yesAntioxidants, 2020
The concept of antioxidants refers to a substance with the capacity to either directly scavenge or indirectly prevent the formation of pro-oxidant molecules, basically associated to the so called reactive oxygen species (ROS) [...]
José M. Palma, Isabel Seiquer
openaire   +5 more sources

Idebenone: When an antioxidant is not an antioxidant

open access: yesRedox Biology, 2021
Idebenone is a well described drug that was initially developed against dementia. The current literature widely portrays this molecule as a potent antioxidant and CoQ10 analogue. While numerous papers seem to support this view, a closer look indicates that the pharmacokinetics of idebenone do not support these claims.
Nuri Gueven   +3 more
openaire   +4 more sources

Scavengome of an antioxidant

open access: yes, 2022
The term ‘scavengome’ refers to the chemical space of all the metabolites that may be formed from an antioxidant upon scavenging reactive oxygen or nitrogen species (ROS/RNS). This chemical space is very rich in structures representing an increased chemical complexity as compared to the parent antioxidant: a wide range of unusual heterocyclic ...
Attila Hunyadi   +3 more
openaire   +3 more sources

Acknowledgement to Reviewers of Antioxidants in 2013

open access: yesAntioxidants, 2014
The editors of Antioxidants would like to express their sincere gratitude to the following reviewers for assessing manuscripts in 2013.
Antioxidants Editorial Office
doaj   +1 more source

In Silico RNAseq and Biochemical Analyses of Glucose-6-Phosphate Dehydrogenase (G6PDH) from Sweet Pepper Fruits: Involvement of Nitric Oxide (NO) in Ripening and Modulation

open access: yesPlants, 2023
Pepper (Capsicum annuum L.) fruit is a horticultural product consumed worldwide which has great nutritional and economic relevance. Besides the phenotypical changes that pepper fruit undergo during ripening, there are many associated modifications at ...
María A. Muñoz-Vargas   +4 more
doaj   +1 more source

Acknowledgement to Reviewers of Antioxidants in 2015

open access: yesAntioxidants, 2016
The editors of Antioxidants would like to express their sincere gratitude to the following reviewers for assessing manuscripts in 2015. [...]
Antioxidants Editorial Office
doaj   +1 more source

Isoenzymatic Pattern of Hydrogen Sulfide (H2S)-Generating L-Cysteine Desulfhydrase (LCD) in Arabidopsis thaliana Seedlings: Effect of Nitric Oxide (NO) and H2S

open access: yesNitrogen, 2023
In higher plants, hydrogen sulfide (H2S) is a recognized signaling molecule that performs multiple regulatory functions. The enzyme L-cysteine desulfhydrase (LCD) catalyzes the conversion of L-cysteine (L-Cys) to pyruvate and ammonium with the ...
Jorge De La O-Sánchez   +3 more
doaj   +1 more source

Cholesterol oxidized products in foods: potential health hazards and the role of antioxidants in prevention

open access: yesGrasas y Aceites, 2004
Cholesterol is a molecule with a double bond in its structure, and therefore it is susceptible to oxidation leading to the formation of oxysterols. These oxidation products are found in many commonly consumed foods and are formed during their manufacture
Alfonso Valenzuela   +2 more
doaj   +1 more source

Docosahexaenoic acid (DHA), essentiality and requirements: why and how to provide supplementation

open access: yesGrasas y Aceites, 2006
Lipids comprize from 50-60% of the structural matter of the brain and docosahexaenoic acid (C22:6, DHA) is the most  important omega-3 long-chain polyunsaturated fatty acid in the brain phospholipids comprizing 25% of the total fatty acids of the grey ...
Alfonso Valenzuela   +2 more
doaj   +1 more source

Changes in the Content of Some Groups of Phenolic Compounds and Biological Activity of Extracts of Various Parts of Heather (Calluna vulgaris (L.) Hull) at Different Growth Stages

open access: yesPlants, 2020
Heather (Calluna vulgaris (L.) Hull.) is noted for a diverse chemical composition and a broad range of biological activity. The current study was aimed at monitoring changes in the accumulation of certain groups of phenolic compounds in various organs of
Victoria Chepel   +2 more
doaj   +1 more source

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