Results 1 to 10 of about 70,844 (290)

Neuroprotective effects of tannic acid in the postischemic brain via direct chelation of Zn2+

open access: goldAnimal Cells and Systems, 2022
Tannic acid (TA) is a polyphenolic compound that exerts protective effects under pathological conditions. The diverse mechanisms of TA can exert beneficial anti-oxidative, anti-inflammatory, and anti-cancer effects.
Seung Woo Kim, Da Bin Kim, Hong Seok Kim
doaj   +2 more sources

The impact of commercially available media on cefiderocol susceptibility testing by broth microdilution method [PDF]

open access: yesJournal of Clinical Microbiology
The reference method for determining cefiderocol MIC is broth microdilution (BMD) using iron-depleted cation-adjusted Mueller–Hinton broth (ID-CAMHB). However, laboratories have reported variable MIC findings and difficulties in determining MIC endpoints.
Boudewijn L.M. DeJonge   +7 more
doaj   +2 more sources

Preparation and Characterization of an Oyster Peptide–Zinc Complex and Its Antiproliferative Activity on HepG2 Cells

open access: yesMarine Drugs, 2023
It is evident that zinc supplementation is essential for maintaining good health and preventing disease. In this study, a novel oyster peptide–zinc complex with an average molecular weight of 500 Da was prepared from oyster meat and purified using ...
Bo Peng, Zhu Chen, Yejia Wang
doaj   +1 more source

Cognitive Impairment in Children with Beta-Thalassaemia Major at a Tertiary Care Centre, Rajasthan, India: A Cross-sectional Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2023
Introduction: Thalassaemia is one of the most common genetic disorders. Iron overload due to repeated blood transfusions and chelating therapy leads to oxidative stress and possible irreversible brain tissue damage, causing cognitive impairment in these ...
Sandeep Avasarala   +4 more
doaj   +1 more source

Harzianic Acid Activity against Staphylococcus aureus and Its Role in Calcium Regulation

open access: yesToxins, 2023
Staphylococcus aureus is a Gram-positive bacterium, which can be found, as a commensal microorganism, on the skin surface or in the nasal mucosa of the human population. However, S.
Alessia Staropoli   +8 more
doaj   +1 more source

Enhanced Water Absorbency and Water Retention Rate for Superabsorbent Polymer via Porous Calcium Carbonate Crosslinking

open access: yesNanomaterials, 2023
To improve the water absorbency and water-retention rate of superabsorbent materials, a porous calcium carbonate composite superabsorbent polymer (PCC/PAA) was prepared by copolymerization of acrylic acid and porous calcium carbonate prepared from ground
Yixin Jiao   +6 more
doaj   +1 more source

Cerebral Iron Deposition in Neurodegeneration

open access: yesBiomolecules, 2022
Disruption of cerebral iron regulation appears to have a role in aging and in the pathogenesis of various neurodegenerative disorders. Possible unfavorable impacts of iron accumulation include reactive oxygen species generation, induction of ferroptosis,
Petr Dusek   +4 more
doaj   +1 more source

Amending Potassic Fertilizer with Charcoal and Sago (Metroxylon sagu) Bark Ash to Improve Potassium Availability in a Tropical Acid Soil

open access: yesAgronomy, 2021
In Ultisols and Oxisols, potassium (K) in the soil solution is leached from the rhizosphere before it interacts with soil colloids, or exchanged with other cations at the exchange sites of the soils because of the abundance of kaolinite clay minerals ...
Puvan Paramisparam   +5 more
doaj   +1 more source

A Ratiometric Fluorescent Sensor Based on Chelation-Enhanced Fluorescence of Carbon Dots for Zinc Ion Detection

open access: yesMolecules, 2023
Zinc ion, one of the most important transition metal ions in living organisms, plays a crucial role in the homeostasis of the organism. The disorder of zinc is associated with many major diseases. It is highly desirable to develop selective and sensitive
Guangrong Lu   +4 more
doaj   +1 more source

Are Citric Acid-Iron II Complexes True Chelates or Just Physical Mixtures and How to Prove This?

open access: yesFoods, 2023
Although mineral chelates are widely produced to be used as food fortifiers, the proof that these complexes are chelates is still missing. In our present work, iron II complexes using citric acid in different ratios are produced, and the occurrence of ...
Ghadeer Mattar   +4 more
doaj   +1 more source

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