7-Amino-actinomycin D
7-Amino-actinomycin D (also 7-aminoactinomycin D, abbreviated 7-AAD) is a fluorescent chemical compound with a strong affinity for DNA. It is used as a fluorescent marker for DNA in fluorescence microscopy and flow cytometry. It intercalates in double-stranded DNA, with a high affinity for GC-rich regions.
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