blue white screen

Georg J Seifert iam at mail.boku.ac.at
Mon Oct 9 08:18:09 EST 1995


Dear Netters
After Transformation of pBluescript in to E. Coli MC1061 
I am unable to find any blue colonies. The IPTG/XGal-plates
work with other strains. Why not in my case?
Any suggestions?
                                                                    tanx Georg



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