chelate


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Related to chelate: EDTA, Chelate Effect

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.

che·late

(kē'lāt),
1. To effect chelation.
2. Pertaining to chelation.
3. A complex formed through chelation.

chelate

/che·late/ (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 molecules. Chelates are used in chemotherapy of metal poisoning.

chelate

(kē′lāt′)
adj. Zoology
Having chelae or resembling a chela.
n. Chemistry
A chemical compound in the form of a heterocyclic ring, containing a metal ion attached by coordinate bonds to at least two nonmetal ions.
tr.v. che·lated, che·lating, che·lates
1. Chemistry To combine (a metal ion) with a chemical compound to form a ring.
2. Medicine To remove (a heavy metal, such as lead or mercury) from the bloodstream by means of a chelate, such as EDTA.

che′lat·a·ble adj.
che·la′tion n.
che′la′tor n.

chelate

[kē′lāt]
Etymology: Gk, chele, claw
1 v, to form a bond, thus creating a ringlike complex. An example is the interaction of a metal ion and two or more polar groups of a single molecule.
2 n, (in medicine) any coordination compound composed of a central metal ion and an organic molecule with multiple bonds arranged in ring formations, used especially in chemotherapeutic treatments for metal poisoning.
3 adj, pertaining to chelation.

che·late

(kē'lāt)
1. To effect chelation.
2. Pertaining to chelation.
3. A complex formed through chelation.

chelate

  1. possessing claws or pincer-like appendages.
  2. to combine with a metal ion to form a stable compound.

Chelate

A chemical that binds to heavy metals in the blood, thereby helping the body to excrete them in urine.
Mentioned in: Nephrotoxic Injury

chelate

to combine with a metal in complexes in which the metal is part of a ring; 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 treatment of metal poisoning.
References in periodicals archive ?
These peaks are slightly shifted towards lower frequencies when the europium chelate is incorporated.
The experiment was conducted to examine the productivity of broiler meat according to the level and period of iron-methionine chelate supplementation, to find out the extent of Fe accumulation within broiler meat and ultimately to develop effective means of producing iron-enriched broiler meat.
An interesting feature found is that the Eu(III) chelate shows fluorescence-enhancing effects in a multiple labeling system (8-10).
You may need to try more than one--improve your soil and apply iron chelates, for example--to cure your plant.
Albion Human Nutrition is the premier manufacturer of "Six Stage Chelates"; patented organic mineral amino acid chelates used in human nutrition products worldwide.
Since a few years ago, researches on organic minerals have been undertaken actively because chelate minerals can be more effectively absorbed into the intestines than inorganic oxide and sulfate (Wedekind et al.
Holden, plant physiologists, are trying to understand how the root "turns on" an enzyme - called an iron chelate reductase - in response to the stress of iron deficiency.
PectaSol(E1/2) MCP has a specific average molecular weight of 15,400 Daltons and specific structure that optimizes the ability to chelate Heavy Metals as shown in the research paper.
Cytocal[TM] is a unique form of multi-amino acid chelate, delivering 15% elemental calcium in a proprietary matrix primarily consisting of enzymatically hydrolyzed soy protein isolate.
The US Environmental Protection Agency (EPA) has given AkzoNobel's Dissolvine GL biodegradable and bio-based chelate its Design for the Environment (DIE) label.