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Invitrogen™ Molecular Probes™ Fluorescein Diacetate (FDA) DFS Item

Cell-permeant esterase substrate that can serve as viability probe

Manufacturer:  Invitrogen™ LSF1303

Catalog No. F1303



  • Measures both enzymatic activity required to activate its fluorescence and cell-membrane integrity, intracellular retention of their fluorescent product
  • Upon hydrolysis by intracellular esterases, AM ester yields fluorescein

Cell Adhesion, Cell Analysis, Cell Proliferation, Cell Tracing and Tracking, Cell Viability and Cytotoxicity, Cell Viability, Proliferation and Function, Cellular Imaging, Cellular Toxicology Assays, Chemotaxis and Cell Migration, Drug Discovery and Development, General Cell Tracing, High-Content Screening (HCS), Immunofluorescence (IF), Immunofluorescence Staining and Detection, Ionic Homeostasis and Signaling, Target-Based ADME/Tox Assays, pH Detection

Order Info

Shipping Condition: Room temperature



Store in freezer (-5° to -30°C).

For Research Use Only. Not for use in diagnostic procedures.