Path: utzoo!utgpu!watserv1!watmath!uunet!spool.mu.edu!sdd.hp.com!caen!news.cs.indiana.edu!ariel.unm.edu!KIM@m44.unm.edu From: kim@m44.unm.edu Newsgroups: bionet.molbio.methds-reagnts Subject: Re: Help: RNA extraction from Gram Positives Message-ID: <009451A8.8B516520@m44.unm.edu> Date: 4 Mar 91 19:54:48 GMT References: <1991Mar4.135643.1@f.adelaide.edu.au> Reply-To: kim@m44.unm.edu Organization: UNM Cancer Center, Albuquerque, NM Lines: 20 In article <1991Mar4.135643.1@f.adelaide.edu.au>, cthomas@f.adelaide.edu.au writes: >Hi, >Does anyone have a reliable protocol for extraction of total RNA/mRNA from >Gram positive bacteria like Bacillus and Listeria. Most of the the >published methods I have seen apply to easily lysable Gram negative bacteria >or eucaryotic cells. > >Thanks in advance, > >Connor Thomas >Department of Microbiology and Immunology >University of Adelaide >South Australia >Email: cthomas@f.adelaide.edu.au > >------------------------------------------------------------------------------ In Analytical Biochemistry 176:464-467 [1989], there is a procedure for preparing bacterial DNA using DMSO to lyse the cells. It may be of use in your application. I have never used the method myself. Daniel Kim