Table 2.
M-protein molecular mass data observed for each patient specific M-protein analyzed using the EXENT® system and LC-MS. Peak areas and S/N values observed for samples diluted to 0.001 g/L that were reflexed to LC-MS are also listed.
| Sample ID | M-protein Isotype | EXENT Molecular Mass (Da) | LC-MS Molecular Mass (Da) | LC-MS Peak Area 0.001 g/L | LC-MS S/N 0.001 g/L |
|---|---|---|---|---|---|
| GK223 | IgG Kappa | 23,350.6 | 23,353.6 | 9.03E+04 | 6 |
| GK227 | IgG Kappa | 23,545.0 | 23,545.2 | Neg. | Neg. |
| GK229 | IgG Kappa | 23,614.0 | 23,614.3 | 2.00E+04 | 5 |
| GK233 | IgG Kappa | 24,305.6 | 24,303.0 | 3.16E+04 | 25 |
| GL239 | IgG Lambda | 22,711.0 | 22,709.0 | 1.18E+04 | 20 |
| GL241 | IgG Lambda | 22,722.8 | 22,720.1 | 3.58E+04 | 22 |
| GL251 | IgG Lambda | 22,973.2 | 22,973.0 | 1.25E+04 | 19 |
| AK347 | IgA Kappa | 23,775.0 | 23,777.5 | 1.84E+04 | 50 |
| AK349 | IgA Kappa | 23,736.2 | 23,739.7 | 7.71E+04 | 102 |
| AK353 | IgA Kappa | 23,167.6 | 23,166.5 | 4.65E+04 | 49 |
| AL359 | IgA Lambda | 23,075.2 | 23,075.1 | 3.43E+05 | 120 |
| AL367 | IgA Lambda | 22,264.6 | 22,265.4 | 1.10E+04 | 21 |
| MK97 | IgM Kappa | 23,489.2 | 23,486.1 | 5.70E+04 | 17 |
| MK101 | IgM Kappa | 23,372.6 | 23,371.8 | 2.65E+05 | 42 |
| ML103 | IgM Lambda | 23,012.6 | 23,007.6 | 5.83E+04 | 1,300 |
| ML107 | IgM Lambda | 22,682.8 | 22,683.2 | 1.69E+05 | 28 |
| ML109 | IgM Lambda | 23,120.6 | 23,119.5 | 1.62E+05 | 19 |