Chelate | definition of chelate by Medical dictionary

chelate [ke´lāt] 1. to combine with a metal in complexes in which the metal is part of a ring. 2. by extension, a chemical compound in which a metallic ion is sequestered and firmly bound into a ring within the chelating molecule. Chelates are used in chemotherapy of metal poisoning. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and ...

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  • Chelator | definition of chelator by Medical dictionary

    chelator: A chemical–eg, EDTA that binds metal ions from solutions. See therapy .

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  • Iron-chelating and free-radical scavenging activities of ...

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    The reduction of nonheme- absorption in the presence of green tea and rosemary suggests that of may be one of the mechanisms of antioxidant action in vivo. However, in view of the widespread nature of deficiency, the efficacy of these and other phenolic-rich should be assessed in terms of not only their ...

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    The antioxidant activity of M.omordica foetida leaves, a widely used medicinal is evaluated by thiobarbituric acid reactive species TBARS and assays in vitro. The ethanolic of Momordica foetida leaves 3.33-330mg/ml inhibited lipid peroxidation induced by 60mM II sulphate FeSO4 in rat brain and liver homogenate.

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    3.2. Determination of Antioxidant Activities. Table 2 summarises the reducing power and radical scavenging and metal chelating capacities of Hv, Oh, and Vt . It was found that the showed variable radical scavenging capabilities on and .Methanolic of Hv and Oh and aqueous of Oh IC 50: , , and mg/mL, resp. significantly scavenged as compared to the ...

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  • Effects of green tea on iron accumulation and oxidative ...

    chelators are used to treat thalassemias to achieve negative balance and relieve oxidant-induced organ dysfunctions. Green tea GT Camellia sinensis catechins exhibit anti-oxidation, the inhibition of carcinogenesis, the detoxification of CYP2E1-catalyzed HepG2 cells and .

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  • Chelator | Article about chelator by The Free Dictionary

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