DNA crosslinking on nylon memberane

[Rory O'Brien]

Hi Tracy,

I think DNA binds pretty strongly to positively charged membranes. I seem to
recall several occasions where, using charged membranes, crosslinking was
omitted but didn't seem to make any discernable difference...

HTH,

- Rory


> -----Original Message-----
> From: methods-bounces from oat.bio.indiana.edu 
> [mailto:methods-bounces from oat.bio.indiana.edu] On Behalf Of TC
> Sent: 17 July 2008 08:40
> To: methods from magpie.bio.indiana.edu
> Subject: DNA crosslinking on nylon memberane
> 
> Hello,
> 
> I am trying to crosslink DNA to nylon membrane for southern 
> blots.  Besides traditional UV crosslinking (may induce DNA 
> damage) and baking (causes DNA to denature), are there any 
> other way to crosslink DNA onto nylon memberanes?  For my 
> purpose, I hope minimize DNA damage and keep that DNA in 
> native condition for the Southern blots.
> 
> THANKS~!
> 
> Tracy
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