association constant


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Related to association constant: dissociation constant

as·so·ci·a·tion con·stant

1. in experimental immunology, a mathematical expression of hapten-antibody interaction: average association constant, K = [hapten-bound antibody]/[free antibody][free hapten];
2. the equilibrium constant involved in the association of two or more compounds or ions into a new compound; the reciprocal of the dissociation constant.
Synonym(s): binding constant
References in periodicals archive ?
4], suggested that the compound exhibited weak binding for chloride and bromide with the association constants of 24 and 23 [M.
Binding and selectivity of halides with macrocyclic polyamines
This moderate interference of DHEA in the aBT compared with 5-diol is to be expected with the lower association constant of DHEA for SHBG (66 x [10.
Determination of bioavailable testosterone [non-sex hormone-binding globulin (SHBG)-bound testosterone] in a population of healthy french men: influence of androstenediol on testosterone binding to SHBG
An association constant of 130 000 was used in all cases and a variety of monomer molar masses in the range of 500 to 1500 g/mol were assumed for terminators and propagators.
Effect of resins on asphaltene self-association and solubility
In order to explain the varying polymerization rates, the association constants for each complex were determined, whereupon complexation of each ferrocene derivative with dichloromethane was found to be more facile than similar complexation with benzyl chloride due to steric considerations.
Photoinitiation of multifunctional acrylates via ferrocene alkyl chloride charge transfer complexes
y], the association constant, has been defined in Equation (18).
Association equation of state for hydrogen-bonded substances
The Vermeulen and Sodergard equations are based on the law of mass action, in which estimates of total testosterone, SHBG, and the values for the association constants for the binding of testosterone to albumin and SHBG are used to calculate bioT and FT.
Calculation of bioavailable and free testosterone in men: a comparison of 5 published algorithms
We compared CBT concentrations calculated with the theoretical association constants [K.
Serum bioavailable testosterone: assayed or calculated?
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