Results 11 to 20 of about 66,247 (299)

Iron should be restricted in acute infection

open access: yesFrontiers in Bioscience-Landmark, 2020
The trace element iron plays important roles in biological systems. Vital functions of both host organisms and pathogens require iron. During infection, the innate immune system reduces iron availability for invading organisms.
Cassidy R Scott   +2 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

Excess iron ion reduction in a thalassemia model using silver nanoparticles modified by the tannin fraction of Myrtus communis extact [PDF]

open access: yesNanomedicine Research Journal, 2020
Objective(s): Nowadays, iron ions intoxication is the center of attention of interest in the management and treatment of thalassemia and different sorts of anemia associated with regular blood transfusions. Due to the major side effects of current drugs,
Shirin Tavakoli   +8 more
doaj   +1 more source

Novel Iron-Chelator DIBI Inhibits Staphylococcus aureus Growth, Suppresses Experimental MRSA Infection in Mice and Enhances the Activities of Diverse Antibiotics in vitro

open access: yesFrontiers in Microbiology, 2018
DIBI, a purpose-designed hydroxypyridinone-containing iron-chelating antimicrobial polymer was studied for its anti-staphylococcal activities in vitro in comparison to deferiprone, the chemically related, small molecule hydroxypyridinone chelator.
Maria del Carmen Parquet   +6 more
doaj   +1 more source

Eliminating Aluminum Toxicity in an Acid Sulfate Soil for Rice Cultivation Using Plant Growth Promoting Bacteria

open access: yesMolecules, 2015
Aluminum toxicity is widely considered as the most important limiting factor for plants growing in acid sulfate soils. A study was conducted in laboratory and in field to ameliorate Al toxicity using plant growth promoting bacteria (PGPB), ground ...
Qurban Ali Panhwar   +4 more
doaj   +1 more source

Reactivity and Heavy Metal Removal Capacity of Calcium Alginate Beads Loaded with Ca–Al Layered Double Hydroxides

open access: yesChemEngineering, 2019
Layered double hydroxides (LDHs) present multiple applications due to their versatility and reactivity. Thus, Ca–Al LDHs with Friedel’s salt structure (HC) have been proposed as heavy metal scavengers due to their buffering capacity at basic ...
Andres Borgiallo, Ricardo Rojas
doaj   +1 more source

Preparation of polyacrylonitrile-based fibres with chelated Ag ions for antibacterial applications [PDF]

open access: yesRoyal Society Open Science, 2020
The need for an excellent antibacterial material that is sufficiently powerful to never develop bacterial resistance is urgent. In this study, a series of novel polyacrylonitrile-based fibres with chelated Ag ions (referred to as Ag-SH-PANF) were ...
Li Chang   +10 more
doaj   +1 more source

Effects of chelating agents on heavy metals in Hepatitis C Virus (HCV) patients

open access: yesMathematical Biosciences and Engineering, 2019
Heavy metals are released into the environment through both human and natural sources, may have a direct hepatic toxicity and are involved in chronic liver diseases.
Nosheen Aslam   +7 more
doaj   +1 more source

Advances on Chelation and Chelator Metal Complexes in Medicine [PDF]

open access: yesInternational Journal of Molecular Sciences, 2020
Metal ions such as iron, copper and zinc are essential for life [...]
openaire   +3 more sources

Chelation of cadmium. [PDF]

open access: yesEnvironmental Health Perspectives, 1984
The toxicity of cadmium is determined by chelation reactions: in vivo, Cd2+ exists exclusively in coordination complexes with biological ligands, or with administered chelating agents. The Cd2+ ion has some soft character, but it is not a typical soft ion.
openaire   +3 more sources

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