Newsgroups: bionet.molbio.methds-reagnts Followup-To: References: <32b7cs$hm4 at news.duke.edu> From: mbell at crc.ac.uk (Dr. M.V. Bell) Reply-To: mbell at crc.ac.uk Organization: HGMP Resource Centre, Harrow, Middx Subject: Re: Best way to size select cDNA ? Summary: Keywords: Potassium acetate gradients, if you want to go by steam.