List of Articles qnr genes Open Access Article Abstract Page Full-Text 1 - Molecular characterization of quinolone resistance genes (qnr) in Salmonella typhimurium isolated from food samples K. Amini T. Ghaseminezhad Raeini B. Kheirkhah Open Access Article Abstract Page Full-Text 2 - Evaluation of the frequency of plasmid-mediated quinolone resistance genes in clinical isolates of Escherichia coli and Klebsiella spp. in Tehran Masomeh Mohammadbeigi Jafar Akbarmehr Behbuod Jafari