Results 41 to 50 of about 2,685,649 (296)

Impact of Exogenous Ascorbic Acid on Antioxidant Activity and Some Physiological Traits of Common Bean Subjected to Salinity Stress

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 2009
The role of ascorbic acid as a key molecule antioxidant involves in biotic and abiotic stress has already been well described. Recent study indicates that it also participates in the detoxification of generated reactive oxygen species due to abiotic ...
Aria DOLATABADIAN   +1 more
doaj   +1 more source

Guanosine‐Quadruplex Hydrogels as Dynamic, Mechanically Tunable and Ion Conductive 3D Scaffolds for Cell Culture Applications

open access: yesAdvanced Functional Materials, EarlyView.
Versatile guanosine‐quadruplex (GQ) hydrogels are developed as dynamic biomatrices for cell culture. These scaffolds are fabricated under mild aqueous conditions, present improved stability, tunable mechanical properties within physiological ranges; fibrillar, porous microstructure, ion conductivity, and cytocompatibility.
Neha Thakur   +10 more
wiley   +1 more source

Changes in hematological parameters, plasma cortisol, and acetylcholinesterase of juvenile rockfish, Sebastes schlegelii supplemented with the dietary ascorbic acid

open access: yesAquaculture Reports, 2016
Juvenile rockfish (mean length 13.6 ± 1.4 cm, and mean weight 53.6 ± 4.2 g) were fed diets containing different levels of ascorbic acid (0, 50, 100, 200, and 400 mg/kg) for 4 weeks. Fish were fed twice daily (08:30 and 18:30).
Jun-Hwan Kim, Ju-Chan Kang
doaj   +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

A New Bioactive Glass‐Based Hybrid Bioink With Enhanced Cell Viability and Antibacterial Properties

open access: yesAdvanced Healthcare Materials, EarlyView.
Graphical illustration of the production and characterization process, demonstrating the multiple functions of the new hybrid gelatin methacryloyl‐silver‐bioactive glass (GAB) material. Created in https://BioRender.com. ABSTRACT Recent advances in three‐dimensional bioprinting (3DBP) technology enable the production of customized bone substitutes ...
Adam C. Marsh   +14 more
wiley   +1 more source

Ascorbic Acid in Skin Health

open access: yesCosmetics, 2019
Ascorbic acid (vitamin C) is a water-soluble vitamin and a recognized antioxidant drug that is used topically in dermatology to treat and prevent the changes associated with photoaging, as well as for the treatment of hyperpigmentation. Ascorbic acid has
Soledad Ravetti   +5 more
doaj   +1 more source

Spatially Controlled Embedded Bioprinting of Prevascularized Spheroids‐Containing Biopatch Enables Functional Skin Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
A spatially controlled embedded bioprinting strategy enables precise engineering of prevascularized multicellular spheroids within skin‐derived dECM bioinks. Optimized spheroid size, composition, and spacing promote vascular maturation, paracrine signaling, and tissue integration, resulting in enhanced angiogenesis, blood perfusion, and functional skin
Minjun Ahn   +6 more
wiley   +1 more source

APPLICATION OF MULTIVARIATE CALIBRATION AND DERIVATIVE ANALYSIS IN THE SPECTROPHOTOMETRIC DETERMINATION OF SOME ASCORBIC ACID PHARMACEUTICAL MIXTURES [PDF]

open access: yesBulletin of Pharmaceutical Sciences. Assiut University, 2004
Two chemometric assisted spectrophotometric methods; multivariate calibration and zerocrossingfirst derivative analysis were applied for the determination of ascorbic acid (vitaminC) in its single pharmaceutical formulations and its simultaneous ...
Ibrahim Refaat
doaj   +1 more source

Human iPSC‐Derived Tissue‐Engineered Nigrostriatal Pathway for Chronic Restoration of Dopaminergic Axon Tracts in a Rat Parkinson's Model

open access: yesAdvanced Healthcare Materials, EarlyView.
Inspired by conventional cell therapy and emerging bioengineering approaches, the tissue‐engineered nigrostriatal pathway (TE‐NSP) has an anatomically‐inspired design comprising a population of human dopaminergic neurons with unidirectional, long‐projecting axon tracts.
Wisberty J. Gordián‐Vélez   +8 more
wiley   +1 more source

Ascorbic acid alleviates rheumatoid arthritis by inhibiting the production of autoantibodies

open access: yesCell Communication and Signaling
Background Ascorbic acid can regulate the function of the immune system. This study aimed to investigate the underlying mechanisms of ascorbic acid in plasma cell differentiation and rheumatoid arthritis (RA). Methods Mice were intraperitoneally injected
Yuye Yin, Shusheng Wu
doaj   +1 more source

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