Antifoam in DNA isolation?

[Dr. Peter Gegenheimer]

On Thu, 14 Sep 2000 10:44:34, Vince.Mulholland at sasa.gov.uk (Vince Mulholland)
wrote:

ð I want to use a mixer-mill to disrupt plant leaf material for DNA
ð isolation. The lysis solution I want to use contains SDS, so will
ð produce a lot of bubbles. If I can't minimise the formation of bubbles
ð there will be a real risk of cross-contamination of the DNA (for use in
ð PCR). Is there an antifoam which is compatible with most types of DNA
ð isolation reagents?
ð ---

Depending on the design of the mixer, it may have a foam arrestor attachment
(Waring blendors do), or you could make one yourself--a sheet of polypropylene
which covers the surface of the liquid and prevents air from entering the
liquid.

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