Propidium Iodide: Precision PI Fluorescent DNA Stain for ...
2025-10-21
Propidium iodide (PI) stands out as a robust fluorescent nucleic acid stain for highly specific cell viability assays, apoptosis detection, and cell cycle analysis. Its unique membrane impermeability and DNA intercalation properties empower researchers to distinguish necrotic, late apoptotic, and viable cells with high accuracy. Discover optimized protocols, troubleshooting insights, and strategic applications that set PI apart in translational and bench research.