Table 1.
Recovery of dimers and monomers from the dialyzed urine sample A (above) and sample B (below) and measurement of light chain concentration measured by three nephelometric assays
| Recovery and quantification of dimers and monomers from samples A and B | |||||
|---|---|---|---|---|---|
| Light chain concentration calculated on UV (µg/mL) | Recovery (µL/µg) | Light chain concentration measured by nephelometer (µg/mL) | |||
| Freelite | N Latex FLC | Non-specific LC | |||
| Sample A (containing lambda FLC) | |||||
| Purified dimers | 456 | 1096/500 | 958 | 745 | 226 |
| Purified monomers | 554 | 956/530 | 672 | 8780 | 395 |
| Sample B (containing kappa FLC) | |||||
| Purified dimers | 150 | 580/87 | 20.8 | 6.3 | < 71.6 |
| Purified monomers | 138 | 1216/174 | 674 | 216 | < 71.6 |