Results 11 to 20 of about 5,060 (171)

l-dehydroascorbic acid can substitute l-ascorbic acid as dietary vitamin C source in guinea pigs [PDF]

open access: yesRedox Biology, 2016
Vitamin C deficiency globally affects several hundred million people and has been associated with increased morbidity and mortality in numerous studies.
Henriette Frikke-Schmidt   +2 more
doaj   +2 more sources

Dehydroascorbic Acid Induces Cell Death in Sarcoma Stem Cells Under bFGF-Mediated Stemness-Supporting Conditions [PDF]

open access: yesAntioxidants
The resilience of sarcomas, tumors characterized by resistance to therapy and high metastatic potential, is largely driven by the unique characteristics of a small population known as cancer stem cells (CSC).
Maja Ledinski   +6 more
doaj   +2 more sources

Analysis of High-Dose Ascorbate-Induced Cytotoxicity in Human Glioblastoma Cells and the Role of Dehydroascorbic Acid and Iron [PDF]

open access: yesAntioxidants
Several studies have demonstrated, both in vitro and in animal models, the anti-tumor efficacy of high-dose ascorbate treatment against a variety of tumor entities, including glioblastoma, the most common and aggressive primary malignant brain tumor. The
Alban Piotrowsky   +12 more
doaj   +2 more sources

Low Red Blood Cell Vitamin C Concentrations Induce Red Blood Cell Fragility: A Link to Diabetes Via Glucose, Glucose Transporters, and Dehydroascorbic Acid [PDF]

open access: yesEBioMedicine, 2015
Strategies to prevent diabetic microvascular angiopathy focus on the vascular endothelium. Because red blood cells (RBCs) are less deformable in diabetes, we explored an original concept linking decreased RBC deformability to RBC ascorbate and ...
Hongbin Tu   +6 more
doaj   +2 more sources

STABILITY OF ASCORBIC ACID DURING THE TECHNOLOGICAL PROCESSES OF APRICOT COMPOTE FABRICATION [PDF]

open access: yesJournal of Engineering Science (Chişinău), 2020
Apricots are fruits with a short period of fresh-consumption and the compote fabrication is a usual method for their preservation. The present research is studying the changes in total vitamin C content, as well as the transformations between ascorbic ...
Patras, Antoanela   +2 more
doaj   +1 more source

Spectrophotometric Determination of Total Vitamin C in Some Fruits and Vegetables at Koya Area – Kurdistan Region/ Iraq [PDF]

open access: yesKirkuk Journal of Science, 2009
A simple UV- spectrophotometric method for the determination of the total vitamin C (ascorbic acid + dehydroascorbic acid) in various fruits and vegetables at Koya area in Kurdistan Region is described.
Qasim Y. MohammedWali M. Hamad Emad K.Mohammed
doaj   +1 more source

Profile of Bioactive Compounds in Orange Juice Related to the Combination of Different Scion/Rootstocks, Packaging and Storage

open access: yesHorticulturae, 2023
Citrus scion/rootstock combinations alter the concentration of bioactive compounds in orange juice. The shelf life of freshly squeezed juice can be maximized through packaging and storage.
Rafaelly Calsavara Martins   +10 more
doaj   +1 more source

DETERMINATION OF ASCORBIC ACID (VITAMIN C) CONTENT IN GLUTEN FREE PASTA ENRICHED IN BIOACTIVE COMPUNDS

open access: yesAgricultura, 2021
In this study, total ascorbic acid (TAA), dehydroascorbic acid (DHA) and ascorbic acid (AA) content of gluten free pasta enriched in bioactive compounds were analysed using HPLC system.
Ioana Talos   +4 more
doaj   +1 more source

Study of D-glucose influence on L-ascorbic acid destruction in aqueous-ethanolic media

open access: yesVestnik MGTU, 2022
The study of ascorbic acid transformation processes in aqueous – ethanolic systems is an important area of research in food chemistry, and therefore recently there has been an increased interest in studying the possibility of stabilizing ascorbic acid in
Cherepanov I. S. , Mukhdarova E. Sh.
doaj   +1 more source

Ascorbic acid metabolism in the organism under the lack of oxygen supply to the tissues

open access: yesJournal of Education, Health and Sport, 2017
The number and ratios of the metabolites of vitamin C - ascorbic, dehydroascorbic and diketogulonic acids were studied under the action of closed space hypoxia, acute blood loss and during sleep – the conditions associated with various oxygen saturation ...
Sergiy Petrov   +4 more
doaj   +3 more sources

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