DNaseI inhibitors

[Dr. Peter Gegenheimer]

On Wed, 4 Nov 1998 12:03:05, "Ibili" <ibili at imagem.ci.uc.pt> wrote:

> Hi There!
> I'm working with lipoplexes (lipid plus DNA)  and I`d like to test the
> action of DNase I in those complexes. However,  I also need to inhibit the
> DNAse I, but I can't use EDTA, heat or phenol extractions.
> I`d like to know if there's any specific inhibitor to DNAse I.
> Thanks in advance

Which divalent cations are essential for your analyses following DNase I treatment?
If you need _only_ Mg(2+), then you can inhibit DNase I with EGTA in excess over the
total Ca(2+).

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