Results 11 to 20 of about 142,838 (307)

The invertebrate Caenorhabditis elegans biosynthesizes ascorbate. [PDF]

open access: yes, 2015
l-Ascorbate, commonly known as vitamin C, serves as an antioxidant and cofactor essential for many biological processes. Distinct ascorbate biosynthetic pathways have been established for animals and plants, but little is known about the presence or ...
Adler, Lital N   +5 more
core   +2 more sources

The mutualistic fungus Piriformospora indica protects barley roots from a loss of antioxidant capacity caused by the necrotrophic pathogen Fusarium culmorum [PDF]

open access: yes, 2013
Fusarium culmorum causes root rot in barley (Hordeum vulgare), resulting in severely reduced plant growth and yield. Pretreatment of roots with chlamydospores of the mutualistic root-colonizing basidiomycete Piriformospora indica (Agaricomycotina ...
Balázs Barna   +7 more
core   +1 more source

Therapeutic hypothermia effectively reduces elevated extracellular ascorbate concentrations caused by acute spinal cord injury

open access: yesArtificial Cells, Nanomedicine, and Biotechnology, 2019
In recent years, systemic hypothermia has taken the spotlight for its use in spinal cord injury (SCI) research fields, but detailed molecular mechanisms are still not fully understood.
Yawen Zhang   +5 more
doaj   +1 more source

Existing antioxidant levels are more important in acclimation to supplemental UV-B irradiation than inducible ones: Studies with high light pretreated tobacco leaves [PDF]

open access: yes, 2012
Greenhouse grown tobacco plants were exposed to supplemental ultraviolet irradiation (280-400 nm, UV-B centered) for 6 days and changes in their photosynthesis (gas exchange and electron transport) and general and specific antioxidant activities were ...
Hideg, Éva, Majer, Petra
core   +1 more source

Changes in element accumulation, phenolic metabolism, and antioxidative enzyme activities in the red-skin roots of Panax ginseng

open access: yesJournal of Ginseng Research, 2017
Background: Red-skin root disease has seriously decreased the quality and production of Panax ginseng (ginseng). Methods: To explore the disease's origin, comparative analysis was performed in different parts of the plant, particularly the epidermis ...
Ying Zhou   +6 more
doaj   +1 more source

Retrospective Evaluation of Clinical Experience With Intravenous Ascorbic Acid in Patients With Cancer. [PDF]

open access: yes, 2018
BACKGROUND: Intravenous ascorbic acid (IV AA) has been used extensively in cancer patients throughout the United States. Currently, there are limited data on the safety and clinical effects of IV AA.
Bazzan, Anthony J.   +4 more
core   +2 more sources

Vitamin C deficiency reveals developmental differences between neonatal and adult hematopoiesis

open access: yesFrontiers in Immunology, 2022
Hematopoiesis, a process that results in the differentiation of all blood lineages, is essential throughout life. The production of 1x1012 blood cells per day, including 200x109 erythrocytes, is highly dependent on nutrient consumption.
Ira Phadke   +18 more
doaj   +1 more source

Ascorbate-deficient vtc2 mutants in Arabidopsis do not exhibit decreased growth

open access: yesFrontiers in Plant Science, 2016
In higher plants the L-galactose pathway represents the major route for ascorbate biosynthesis. The first committed step of this pathway is catalysed by the enzyme GDP-L-galactose phosphorylase and is encoded by two paralogs in Arabidopsis – VITAMIN C2 (
Benson Lim   +3 more
doaj   +1 more source

Inhibition of DNA methyltransferase leads to increased genomic 5-hydroxymethylcytosine levels in hematopoietic cells. [PDF]

open access: yes, 2018
5-Hydroxymethylcytosine (5hmC) is produced from 5-methylcytosine (5mC) by Ten-eleven translocation (TET) dioxygenases. The epigenetic modification 5hmC has crucial roles in both cellular development and differentiation.
Apró, Anna   +9 more
core   +4 more sources

Variation of Chemical Composition and Antioxidant Properties of Kiwiberry (Actinidia arguta) in a Three-Year Study

open access: yesMolecules, 2023
The quality of fruit as a source of bioactive ingredients is related to the genetic characteristics of plants, but it can also be modified by growing conditions.
Piotr Latocha   +2 more
doaj   +1 more source

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