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A membrane-impermeant fluorescent dye
Calcein Deep Red™ Acetate is a fluorogenic dye that is used to assess cell viability. It is hydrolyzed to the fluorescent probeCalcein Deep Red™? .Calcein Deep Red™? is retained by living cells and displays excitation/emission maxima of 646/659 nm, respectively.Calcein Deep Red™? Acetate is a deep red-emitting variant of the green fluorophore Calcein AM , which has been used to evaluate cell viability and cytotoxicity.
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