DNA binding to silica

Kay Junghanns junghann at deep-thought.biologie.uni-freiburg.de
Tue Jul 23 08:01:51 EST 1996

 I have been purifying DNA using silica gel. I was wondering how the DNA
 binds to the resin. What kinds of interactions are involved, and why does
 a reduction in salt concentration cause the DNA to elute?

Anybody know? How about you people at the biotech companies!

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