method for cleaning plant DNA

Ranadheer Kumar Gupta via (by ranadheergupta from
Sun Mar 4 00:59:47 EST 2007

probably these protocols work for you. we got good quality DNA from Leucaena
leucocephala using one of the protocol with which we could do RAPD, Southern
blot etc.

D.Ranadheer Kumar
Research scholar
C/o Prof.P.B.Kavi Kishor
Dept. of Genetics
Osmania University

On 3/2/07, Olga Kopp <KOPPOL from> wrote:
> Does anybody know about an efficient method to clean and/or isolate DNA
> from plants that is pure enough to use for AFLP analysis. We have 2
> species of plants (Astragalus) and we isolated DNA from both. One
> species' DNA worked for the AFLP, the other one didn't. I used the CTAB
> method by Soltis (precipitation has been done with isopropanol). I have
> also used Qiagen (plant) and that didn't work neither.
> I suspect there is too much junk (polysaccharides perhaps) in the DNA
> that it is not cutting and amplifying in the AFLP.
> We only have a little amount of plant material. The plant material was
> harvested in the field and put immediately inside Drierite (this method
> works for all our other experiments).
> I will really appreciate any input.
> Olga
> Olga Ruiz Kopp, Ph.D.
> Assistant Professor
> Biology Department
> Utah Valley State College
> 800 West University Parkway MS 179
> Orem, UT 84058-5999
> Tel. (801) 863-6259
> Fax: (801) 863-8064
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> Methods mailing list
> Methods from

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