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DiSC2(5)(3,3′-Diethylthiadicarbocyanine,iodide)bindstoDNA-DNAorPNA-DNAduplexeswithalargeblue-shiftoftheabsorptionspectrum.BindingofthedyetoPNA-DNAhybrid,inparticular,blue-shiftsthedyeabsorptionspectrumbyasmuchas115nm,offeringavisualmethodtodetectnucleicacidhybridization(1,2).
- λAbs(pH7.5buffer)=646nm(freedye);~586nm(dsDNA);~531nm(PNA-DNA)
- DarksolidsolubleinDMSOorMeOH
- Storeat4°C
- C23H23IN2S2
- MW:518.48
References
1.NucleicAcidRes30(2),3(2002).
2.JAmChemSoc121,2686(1999).