Propidium Iodide (PI)
Propidium iodide (PI) is a membrane-impermeant nucleic acid intercalator. The dye is commonly used to selectively stain dead cells in a cell population and also used as a counterstain in multicolor fluorescent imaging.
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Ethidium Homodimer III (EthD-III)
A red fluorescent dead cell stain for bacteria and mammalian cells
Hoechst dyes are cell membrane-permeant, minor groove-binding blue fluorescent DNA stains. Hoechst dyes are widely used in cell cycle and apoptosis studies as nuclear counterstains.
NucSpot® Far-Red, 1000X in DMSO
An improved alternative to 7-AAD showing less bleed-through fluorescence in the PE-Texas Red® channel. Ideal for selective detection of dead cells by flow cytometry.
NucSpot® Live Cell Nuclear Stains
NucSpot® Live Cell Nuclear Stains are cell-membrane permeable DNA dyes that specifically stains nuclei in live or fixed cells. They have excellent specificity for DNA without the need for a wash step, and they have low toxicity for live cell imaging.
RedDot™1 Far-Red Nuclear Stain
Far-red cell membrane-permeable nuclear dye similar to Draq5™. The dye is ideal for specifically staining the nuclei of live cells.