chelate

Definitions

  • WordNet 3.6
    • adj chelate having or resembling chelae or claws
    • adj chelate relating to or characterized by chelation
    • v chelate form a chelate, in chemistry
    • n chelate a heterocyclic compound having a metal ion attached by coordinate bonds to at least two nonmetal ions
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Webster's Revised Unabridged Dictionary
    • a Chelate (Zoöl) Same as Cheliferous.
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Century Dictionary and Cyclopedia
    • chelate Having a chela; terminated by a chela or forceps-joint.
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Usage

In literature:

Chelate: bearing a cheat or claw; applied when claws are capable of being drawn down or back upon the last tarsal joint.
"Explanation of Terms Used in Entomology" by John. B. Smith
Appendages of anterior pair very large and chelate.
"Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3" by Various
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In news:

Novel Chelate -Induced Magnetic Alignment of Biological Membranes.
Chelated iron needs right formula to work.
I heard you recommend an eco-friendly weed killer with chelated iron for controlling broadleaf weeds like creeping charlie and dandelions in the lawn.
Chelation shows some promise in a troubled study.
The therapy involves the administration of chelating agents that bind to metals to remove them.
In 2006, the Centers for Disease Control and Prevention reported on three cases in which a chelating agent killed patients.
A two-year-old girl died when being treated for lead poisoning when she was given an adult dose of a chelating agent.
Chelation therapy is an alternative treatment for heart disease.
Chelation therapy for heart patients involves a series of IV drug infusions.
Flushing Out Lead, Metals With Chelation Therapy.
Tens of thousands of Americans are choosing to undergo such treatments, even though using chelating drugs as heart medicine originated in decades-old ideas about arterial plaques that have never been proved.
Chelating drugs also carry risks.
But many who came to speak before the Board of Medicine in favor of chelation arrived too late.
Study finds heart chelation therapy effective but raises questions.
It has chocolate, sure, but it's held in check by the chelating effects of a boiled chicken.
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In science:

NTA-Px-fluorophores as a Table 1. Fluorescence quenching of function of the distance between nickel-loaded chelator head and fluorophore. In addition, the influence of the fluorescent probe itself on the quenching phenomenon was characterized by comparing two different fluorescent dyes (OG488 vs.
Quantum yield optimized fluorophores for site-specific labeling and super-resolution imaging
Complexing ligands under study include carboxylic acids, phosphor organic compounds as well as chelating agents. A detector containing about 10 tons of indium is under consideration.
Astrophysical Neutrino Telescopes
However in the mid 2000s gadolinium chelates were increasingly hypothesized as playing a role in nephrogenic systemic fibrosis (NSF), a disease entity unknown prior to 1997.
A Quantum Mechanical Review of Magnetic Resonance Imaging
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