Table 1. Multi-parametric cellular phenotypic assay panel.
Assay and parameters | Fluorescent probes |
1. Cellular morphology and cytoskeletal assay | |
• Nuclear size and intensity | • Hoechst 33342 a |
• F-actin | • Phalloidin (Alexa 488) |
• α-Tubulin | • α-Tubulin Ab (Alexa 546) |
• Cell morphology | • CellMask Deep Red |
2. Cytotoxicity assay 1 | |
• Cell count | • Hoechst 33342 |
• MnSOD content | • MnSODAb (Alexa 488) |
• Mitochondrial membrane potential and mass (MMP) | • MitoTracker Red CMXRos |
• Nuclear membrane permeability (NMP) | • TOTO-3 |
3. Oxidative stress assay | |
• Cell count | • Hoechst 33342 |
• Reduced glutathione (GSH) | • mBCI |
• Reactive oxygen species (ROS) | • CM-H2DCFDA |
4. Cytotoxicity assay 2 | |
• Cell count | • Hoechst33342 |
• Autophagy | • LC3B Ab (Alexa 488) |
• Lysosome membrane potential and mass | • LysoTracker Red |
• Phosphohistone H2AX, Ser139 (DNA damage) | • pH2AXAb (Alexa 647) |
5. Apoptosis & necrosis assay | |
• Cell count | • Hoechst 33342 |
• Early apoptosis | • AnnexinV (Alexa 488) |
• Late apoptosis | • PI |
• Necrosis | |
6. Cell cycle arrest assay | |
• Cell count | • Hoechst 33342 |
• Cell cycle disruption |
aThe colors of the probes represent the differential fluorescent colors of probes at the specified emission wavelength.