title: Curing of R plasmids present in gram negative bacteria isolated from poultry in Karachi by ethidium bromide.
abstract: R plasmids of Gram negative bacteria isolated from poultry in Karachi were studied for their curing by ethidium bromide (EBr) in E. coli AB 712. Of 12 R plasmids studied, 3 were lost by treatment with ethidium bromide.
authors.affiliation: Department of Microbiology, University of Karachi, Karachi-75270.
authors.forename: F A
authors.initials: FA
authors.lastname: Ansari
authors.forename: H
authors.initials: H
authors.lastname: Khatoon