Qiagen

[neale at mbcf.stjude.org]

In article <1994Jun11.051803.1300 at alw.nih.gov>, bernard at elsie.nci.nih.gov (Bernard Murray) writes:
> In article <genecutl-100694134021 at kos2mac2.berkeley.edu>, genecutl at mendel.berkeley.edu (gc) writes:
>> 
>> Does anybody have any ideas of what the Qiagen matrix is
>> composed?
>> --gc
>>  
> Current consensus (I believe);
> 
> Qiagen			Glass milk
> Promega (Wizard)	Silica
> BioRad			Celite
> Gibco (and others)	Ion exchange
> Promega (Magic - RIP)	Celite
> "Merlin" etc.		Commercial Celite
> 
> However, BioRad != Magic.
> 
> 		Bernard
> (who is dabbling with the Merlin as he has no commercial affiliation
>  with any of the above - but pays their price and suffers the consequences)
> 
> Bernard Murray, Ph.D.
> bernard at elsie.nci.nih.gov (National Cancer Institute, NIH, Bethesda MD, USA)


I understood that Qiagen was an ion-exchange resin and not an adsorption matrix
like glass milk.

Am I mistaken?


Geoff Neale

Dept. of Virology and Molecular Biology        Internet: neale at mbcf.stjude.org
St. Jude Children's Research Hospital             Phone: (901) 522-0400
Memphis, TN                                         Fax: (901) 523-2622