Table 2.
Examples of cellular uptake markers and organelle markers for green fluorescent CdSe/ZnS quantum dots in live cell imaging.
| Marker | Function | Color (Ex/Em) | Incubation time | Conc. |
|---|---|---|---|---|
| FM4-64 | Endocytosis marker | Red (506/750) | 15 min | 2 μM |
| Alexa Fluor 568-Transferrin | Clathrin-dependent endocytosis marker | Red (580/630) | 5 min | 25 μg/mL |
| Alexa Fluor 568-Cholera toxin B | Caveolae-dependent endocytosis marker | Red (580/630) | 10 min | 5 μg/mL |
| Texas red-Neural Dextran 70 | Macropinocytosis marker | Red (595/615) | 30 min | 5 μM |
| TMR-Dextran | Early endosome marker | Red (555/580) | 5 min | 10 mg/mL |
| Lyso Tracker Red DND 99 | Lysosome marker | Red (577/590) | 10 min | 0.5 μM |
| EEA1-Alexa Fluor 568 | Early endosome marker | Red (580/630) | 5 min | 10 μg/mL |
| Lamp-1-Alexa Fluor 568 | Late endosome marker | Red (578/603) | 5 min | 10 μg/mL |
| Mito Tracker Deep 633 | Mitochondria marker | Red (640/662) | 10 min | 1 μM |
| Hoechst 33342 | Nuclei marker | Blue (352/461) | 30 min | 5 μM |