In proteins, avidity is a term used to describe the combined strength of multiple bond interactions. Avidity is distinct from affinity, which is a term used to describe the strength of a single bond. As such, avidity is the combined synergistic strength of bond affinities rather than the sum of bonds. It is commonly applied to antibody interaction
Found on http://en.wikipedia.org/wiki/Avidity
Type: Term Pronunciation: ă-vid′ĭ-tē Definitions: 1. The binding strength of an antibody for an antigen.
Found on http://www.medilexicon.com/medicaldictionary.php?t=8880
Strength of binding, usually of a small molecule with multiple binding sites by a larger; particularly the binding of a complex antigen by an antibody. (Affinityrefers to simple receptor-ligand systems.)
Found on http://www.encyclo.co.uk/visitor-contributions.php
[ Latin aviditas
, from avidus
: confer French avidité
. See Avid
.] Greediness; strong appetite; eagerness; intenseness of desire; as, to eat with avidity
. « His books were received and read with avidity
Found on http://www.encyclo.co.uk/webster/A/152
<chemistry> Strength of binding, usually of a small molecule with multiple binding sites by a larger, particularly the binding of a complex antigen by an antibody. ... (Affinity refers to simple receptor ligand systems.) ... (18 Nov 1997) ...
Found on http://www.mondofacto.com/facts/dictionary?avidity
(ә-vid´ĭ-te) eagerness, or a strong attraction for something. in immunology, an imprecise measure of the strength of antigen-antibody binding based on the rate at which the complex is formed.
Found on http://www.encyclo.co.uk/local/21001
• (n.) Greediness; strong appetite; eagerness; intenseness of desire; as, to eat with avidity.
Found on http://thinkexist.com/dictionary/meaning/avidity/
avidity 1. A positive feeling of wanting to push ahead with something. 2. Eagerness; intenseness of desire: 'He always seems to eat excessively with avidity.' 3. Ardent desire, extreme eagerness, greediness. 4. In the field of immunology, the strength of an antigen-antibody binding; a measure of the strength with which an antibody binds to an an
Found on http://www.wordinfo.info/words/index/info/view_unit/4291/
The summation of multiple affinities, for example when a polyvalent antibody binds to a polyvalent antigen.
Found on http://www.microbiologybytes.com/iandi/ImmGloss.html
No exact match found