Population
In vitro samples for measuring atrial natriuretic peptide (ANP)
Comparison
Radioimmunoassay (RIA) for alpha ANP vs Radioreceptor assay (RRA) for alpha ANP
Authors
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Supports RIA specificity for active ANP; leaves open standardization and clinical outcome studies.
The radioimmunoassay for alpha ANP is highly specific for the active circulating form, correlating well with radioreceptor assay results.
Capper et al. (1990) studied this question.
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