Polyvinylpyrrolidone (PVP)

John Morlan jmorlan at SFSU.EDU
Tue Aug 19 23:24:21 EST 1997

>Could anyone tell me what is polyvinylpyrrolidone (PVP) used for in
>plant DNA extraction methods.  Thanks a lot and have a great day.
>Rodney Earl Pettway

In plant RNA extractions, PVP is used to remove phenolics, terpenes,
tannins, etc., which are ubiquitous in some plants and can crosslink RNA
and DNA (see "An efficient method for isolation of RNA and DNA from plants
containing polyphenolics" John ME, NAR, 20:2381, 1992).

-John Morlan

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