immunoradiometric assay
An
assay
based on the reversible and non-covalent binding of an
antigen
by a specific
antibody labelled
with a
radioactive nuclide
as a
tracer
.
Source:
PAC, 1994,
66
, 2513
(Nomenclature for radioanalytical chemistry (IUPAC Recommendations 1994))
on page 2520