From owner-cellbiol@net.bio.net Tue Jan 21 22:00:00 1997 Path: biosci!rutgers!gatech!csulb.edu!hammer.uoregon.edu!news-xfer.netaxs.com!feed1.news.erols.com!howland.erols.net!surfnet.nl!newsfeed.sunet.se!news01.sunet.se!sunic!02-newsfeed.univie.ac.at!03-newsfeed.univie.ac.at!news.univie.ac.at!news-admin@univie.ac.at From: a8803349@unet.univie.ac.at (Martin Offterdinger) Newsgroups: bionet.cellbiol Subject: Re: Hormones Date: Wed, 22 Jan 1997 07:28:23 GMT Organization: AKH Lines: 14 Message-ID: <32e5c0f1.901648@news.univie.ac.at> References: <5c291l$571@infoserv.rug.ac.be> NNTP-Posting-Host: grunt.imed1.akh-wien.ac.at X-Newsreader: Forte Free Agent 1.1/16.230 On 21 Jan 1997 11:24:37 GMT, rvdurme@eduserv1.rug.ac.be (Ruben Van Durme) wrote: >How do hormones, that bind to an intracellular receptor, >know which cells they have to enter ? > >Ruben I think that they do not know it at all-they enter all cells they reach and will activate any specific internal receptors inside-hormones that bind to internal receptors are either internalised by transport proteins or are hydrophobic and can therefore pass the cytoplasmic membrane Martin .