Table I.
Laser and detector selection for MN assay of buccal cells
| Target | Dyes | Excitation lasers (nm) | Detectors |
| Nuclei | Feulgen | 488 | 488LL PD (absorbance) + long red PMT (fluorescence) |
| MN | Feulgen | 488 | 488LL PD (absorbance) + long red PMT (fluorescence) |
| Cytoplasm | Light green | 633 | Long red PMT (fluorescence) |