Table 5. Cross-reactivity between proBNP and BNP.
Added peptide concentration, pmol/L | Added peptide concentration, pmol/L | Measured peptide concentration, pmol/L | Measured peptide concentration, pmol/L |
proBNP | BNP | proBNP assay | total BNP assay |
50 | 50 | 58 | 114 |
100 | 10 | 113 | 119 |
10 | 100 | 8 | 113 |