QIAGEN resin

[Paul N Hengen]

 In article <2thoqf$l1b at bigboote.WPI.EDU>
 jbagshaw at wpi.WPI.EDU (Joseph C. Bagshaw) writes:

> "QIAGEN-tips contain a unique, patented anion-exchange resin
> ...

> If you visit aQIAGEN display at a meeting, they will openly
> tell you that the anion exchanger is diethyl aminoethyl, good
> old DEAE.

Someone told me recently that this resin is not unique and was actually
developed by another company, namely Macherey-Nagel, Duren, Germany. This same
chemistry is sold by them as Nucleobond[R] AX. Are they in fact the same? Any
comments?

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* Paul N. Hengen, Ph.D.                           /--------------------------/*
* National Cancer Institute                       |Internet: pnh at ncifcrf.gov |*
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