From owner-celegans@net.bio.net Tue Aug 18 23:00:00 1998 Path: biosci!biosci!not-for-mail From: patterson@waksman.Rutgers.EDU (Garth Patterson) Newsgroups: bionet.celegans Subject: RE: GFP antibody staining Date: 19 Aug 1998 12:16:00 -0700 Organization: BIOSCI International Newsgroups for Molecular Biology Lines: 26 Sender: daemon@net.bio.net Approved: wmorgan@acs.wooster.edu Distribution: world Message-ID: <6rf89g$f3g@net.bio.net> NNTP-Posting-Host: net.bio.net Sascha, In Gary Ruvkun's lab, I used the clontech rabbit anti-GFP polyclonal antibody quite a bit, and it never gave me the problem you describe. I found that the GFP I saw in fixed worms with the antibody matched the GFP I saw directly in live worms. This is using the mutated GFP from the Andy Fire kit--the one with a change in residue 65. I have no experience with the souped-up clontech GFP you describe. Garth Garth I. Patterson Department of Molecular Biology Rutgers University Temporary address and phone (through Sept. 18, 1998) Center for Advanced Biotechnology and Medicine Room 102 675 Hoes Lane Piscataway, NJ 08854 Ph. 732-235-5331 Fax 732-235-4880 .