TY - GEN AU - Castanheira,Mariana AU - Farrell,Sarah E AU - Krause,Kevin M AU - Jones,Ronald N AU - Sader,Helio S TI - Contemporary diversity of β-lactamases among Enterobacteriaceae in the nine U.S. census regions and ceftazidime-avibactam activity tested against isolates producing the most prevalent β-lactamase groups SN - 1098-6596 PY - 2014///0922 KW - Anti-Bacterial Agents KW - therapeutic use KW - Ceftazidime KW - analogs & derivatives KW - Enterobacteriaceae Infections KW - drug therapy KW - Escherichia coli KW - drug effects KW - Gene Expression KW - Genetic Variation KW - Humans KW - Klebsiella oxytoca KW - Klebsiella pneumoniae KW - Microbial Sensitivity Tests KW - Minocycline KW - Monobactams KW - Plasmids KW - Proteus mirabilis KW - Tigecycline KW - United States KW - epidemiology KW - beta-Lactam Resistance KW - beta-Lactamases KW - genetics N1 - Publication Type: Journal Article; Multicenter Study UR - https://doi.org/10.1128/AAC.01896-13 ER -