Results 21 to 30 of about 209,148 (308)

Ascorbic acid and copper in linoleate oxidation. II. Ascorbic acid and copper as oxidation catalysts

open access: yesJournal of Lipid Research, 1969
Both ascorbic acid and copper were strong prooxidants in the oxidation of linoleate in a buffered (pH 7.0) aqueous dispersion at 37°C. Minimum concentrations at which catalytic activity was detected were 1.3 × 10-7m for copper and 1.8 × 10-6m for ...
Gottfried Haase, W.L. Dunkley
doaj   +1 more source

L-Ascorbic Acid: A Multifunctional Molecule Supporting Plant Growth and Development

open access: yesScientifica, 2013
L-Ascorbic acid (vitamin C) is as essential to plants as it is to animals. Ascorbic acid functions as a major redox buffer and as a cofactor for enzymes involved in regulating photosynthesis, hormone biosynthesis, and regenerating other antioxidants ...
Daniel R. Gallie
doaj   +1 more source

Effect of using ascorbic acid and cysteamine supplementation on in-vitro development of buffalo embryos

open access: yesAsian Pacific Journal of Reproduction, 2017
Objective: To improve in vitro embryo production in buffalo by supplementation of L-ascorbic acid during maturation and development (experiment 1) and combination with another antioxidant as cysteamine (experiment 2).Methods: Two experiments were ...
Al-shimaa Al-H H l-Naby   +4 more
doaj   +1 more source

Impact of Ascorbic Acid on Zero-Valent Iron Nanoparticle and UV-B Mediated Stress in the Cyanobacterium, Fremyella diplosiphon

open access: yesMicroorganisms, 2023
Fremyella diplosiphon is an ideal third-generation biofuel source due to its ability to produce transesterified lipids. While nanofer 25s zero-valent iron nanoparticles (nZVIs) improve lipid production, an imbalance between reactive oxygen species (ROS ...
LaDonna Wyatt   +3 more
doaj   +1 more source

Treatment of irradiated mice with high-dose ascorbic acid reduced lethality.

open access: yesPLoS ONE, 2015
Ascorbic acid is an effective antioxidant and free radical scavenger. Therefore, it is expected that ascorbic acid should act as a radioprotectant. We investigated the effects of post-radiation treatment with ascorbic acid on mouse survival.
Tomohito Sato   +8 more
doaj   +1 more source

Effect of Cooking Methods on Ascorbic Acid Destruction of Green Leafy Vegetables

open access: yesJournal of Food Quality, 2020
Ascorbic acid is highly sensitive vitamin to various modes of cooking processes. Ethiopian green collards (Brassica carinata), locally called Ye’abesha Gomen, and cabbage (Brassica oleracea) are important green vegetables for ascorbic acid source in the ...
Gebrehana Ashine Hailemariam   +1 more
doaj   +1 more source

Diverse antitumor effects of ascorbic acid on cancer cells and the tumor microenvironment

open access: yesFrontiers in Oncology, 2022
Ascorbic acid has attracted substantial attention for its potential antitumor effects by acting as an antioxidant in vivo and as a cofactor in diverse enzymatic reactions.
Takeru Maekawa   +3 more
doaj   +1 more source

A new spectrofluorimetric method for the determination of ascorbic acid with bromocresol purple in pharmaceutical samples

open access: yesSN Applied Sciences, 2021
Based on the interaction between ascorbic acid and bromocresol purple, a new simple, straightforward, and quick method for the quantification of ascorbic acid is proposed.
L. Klepo   +3 more
doaj   +1 more source

Modulation of growth and differentiation of mesenchymal cells for cartilage and bone tissue engineering [PDF]

open access: yes, 2015
Tissue engineering is a highly promising technology for the treatment of challenging cartilage and bone lesions for which no adequate therapeutic options are available yet.
Duhr, Ralph
core   +1 more source

Ascorbic acid increases demethylation in somatic cell nuclear transfer embryos of the pig () [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2017
Objective Investigated the effect and mechanism of ascorbic acid on the development of porcine embryos produced by somatic cell nuclear transfer (SCNT).
Minghui Zhao   +6 more
doaj   +1 more source

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