mRNA from Total RNA: Pref Methods?

[Slawek Dabrowski]

Hi,
 
Try use streptavidyne beads with biot-oligo T from Promega.
				best regards
						slawek at altis.chem.pg.gda.pl

On Wed, 28 Dec 1994, Michael Myers wrote:

> 
> 
> Two questions:
> 
> 1) Is the b.m.methds-reagnts FAQ still in existence? I checked the mit
> faq archive and found nothing.
> 
> 2) Since I couldn't check the FAQ... Is there any consensus among the
> frequent posters in this group on the preferred method for purifying
> polyA RNA from total? I hope this hasn't been a recent thread, I haven't
> read this group in a long time. My coworkers here don't like oligo-dT
> columns because they are slow and waste sample (due to retained volume).
> I recently used the derivatized mAP paper from Amersham. Since it was
> the first time I ever tried to isolate mRNA, I can't comment on it's
> efficiency. Unfortunately, I discovered last week that Amersham is
> discontinuing this product. 
> 
> What are some good alternatives?
> 
> Thanks,
> 
> michael myers
> the rockefeller university
> myersm at rockvax.rockefeller.edu
> 
> 
>