Medical term:
liganded
ligand
[li´gand, lig´and]an organic molecule that donates the necessary electrons to form coordinate covalent bonds with metallic ions. Also, an ion or molecule that reacts to form a complex with another molecule.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
lig·and
(lig'and, lī'gand),1. Any individual atom, group, or molecule attached to a central metal ion by multiple coordinate bonds, for example, the porphyrin portion of heme, the corrin nucleus of the B12 vitamins.
2. An organic molecule attached to a tracer element, for example, a radioisotope.
3. A molecule that binds to a macromolecule, for example, a ligand binding to a receptor.
4. The analyte in competitive binding assays, such as radioimmunoassay.
5. An atom or group covalently attached to a specified carbon atom in an organic molecule.
[L. ligo, to bind]
Farlex Partner Medical Dictionary © Farlex 2012
ligand
(lī′gənd, lĭg′ənd)n.
An ion, molecule, or molecular group that binds to another chemical entity to form a larger complex.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
li·gand
(lī'gand)1. An organic molecule attached to a central metal ion by multiple coordinate bonds.
2. An organic molecule attached to a tracer element, e.g., a radioisotope.
3. A molecule that binds to a macromolecule, e.g., a ligand binding to a receptor.
4. The analyte in competitive binding assays, such as radioimmunoassay.
[L. ligo, to bind]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
ligand
A MOLECULE or ION that binds to a central chemical entity by non-covalent bonds. A general term for any molecule that is recognized by a surface receptor.Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
ligand
a molecule able to bind to a specific ANTIBODY and used to distinguish closely similar types of antibody.Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
li·gand
(lī'gand)1. Any individual atom, group, or molecule attached to a central metal ion by multiple coordinate bonds.
2. An organic molecule attached to a tracer element.
3. A molecule that binds to a macromolecule.
[L. ligo, to bind]
Medical Dictionary for the Dental Professions © Farlex 2012
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