Calcein AM, high purity, Cell-permeant Green Dye, 100 mg - FAQs

Calcein AM, high purity, Cell-permeant Green Dye, 100 mg - FAQs

View additional product information for Calcein AM, Cell-permeant Green and Blue Dyes - FAQs (C1430, C3100MP, C481, C3099, C1429, C34852)

1 product FAQs found

I need to load liposomes with calcein. Should I use the AM form or the non-AM form?

Calcein, AM requires esterase cleavage of the acetoxymethyl (AM) ester to become fluorescent. Liposomes don't have esterases unless specifically constructed to include the enzyme. The water-soluble, non-AM form of calcein (Cat. No. C481), does not require esterase cleavage to be fluorescent.

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