affinity

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affinity

1. similarity in structure, form, etc., between different animals, plants, or languages
2. Chem
a. the tendency for two substances to combine; chemical attraction
b. a measure of the tendency of a chemical reaction to take place expressed in terms of the free energy change.
3. Biology a measure of the degree of interaction between two molecules, such as an antigen and antibody or a hormone and its receptor

Affinity

(religion, spiritualism, and occult)

Astrologers use the term affinity to refer to compatibility between certain planets or signs. It is also used to denote attraction between people whose charts interact harmoniously and magnetically with each other.

affinity

[ə′fin·əd·ē]
(chemistry)
The extent to which a substance or functional group can enter into a chemical reaction with a given agent. Also known as chemical affinity.
(computer science)
A specific relationship between data processing elements that requires one to be used with the other, where a choice might otherwise exist.
(immunology)
The strength of the attractive forces between an antigen and an antibody.
References in periodicals archive ?
LJP 394 treatment reduces antibody affinity to LJP 394
A third paper, entitled "Affinity of Antibodies for LJP 394 Influences Pharmacodynamic Response to LJP 394 in SLE Patients with Positive dsDNA Antibody Titers," reported that LJP 394 treatment reduces a patient's antibody affinity.
Antibody affinity: Treatment with LJP 394 reduced antibody affinity over time in patients who entered the study with high-affinity antibodies to LJP 394.
The group offers clients fast-track antibody humanization services, as well as improvements to antibody affinity and specificity for binding specifically to unique markers (antigens), often found on the cell's surface.