On Jan 9, 10:40 pm, Nick Theodorakis <[email protected]>
wrote:
> On Jan 9, 11:40 am, Jagadish Katam <[email protected]> wrote:
>
> > Hi,
>
> > I am working on purifying the DNA by gel extraction procedure and are using 
> > the commercially available kits for this purpose. A yellow color gel 
> > solubilization buffer is used to dissolve the sliced gel.
>
> > Here i would know the composition of this gel solubilization buffer.
>
> In general, agarose gel solubilization can be done with chaotropic
> salts such as NaI, sodium perchlorate, or guanidine HCl. These also
> work well in conjunction with silica-based binding resins because DNA
> binding to silica is promoted in high salt.  I doubt the company will
> tell you exactly what is in their buffer, but it is likely similar to
> one the salts I mentioned, possibly with additives added as a
> stabilizer or other use.
>
> Nick
>
> --
> Nick Theodorakis
> [email protected]
> contact form:http://theodorakis.net/contact.html

Hi,
As pointed by Nick this is best done by high molar chaotropic salts.
See detailed protocol here:

http://books.google.bg/books?id=Mmne6oC8VhIC&pg=PA123&lpg=PA123&dq=agarose+gel+solubilization&source=bl&ots=JhNritZxi_&sig=1GaJXDGphGOToNAYbrXOHjs4j38&hl=bg&ei=ZpVJS_zBHIb-mQOI6NDXDw&sa=X&oi=book_result&ct=result&resnum=3&ved=0CCAQ6AEwAg#v=onepage&q=agarose%20gel%20solubilization&f=false

Hope this helps
Ivan
_______________________________________________
Methods mailing list
[email protected]
http://www.bio.net/biomail/listinfo/methods

Reply via email to