Combination of MexAB-OprM overexpression and mutations in efflux regulators, PBPs and chaperone proteins is responsible for ceftazidime/avibactam resistance in Pseudomonas aeruginosa clinical isolates from US hospitals.

Combination of MexAB-OprM overexpression and mutations in efflux regulators, PBPs and chaperone proteins is responsible for ceftazidime/avibactam resistance in Pseudomonas aeruginosa clinical isolates from US hospitals. by Castanheira M, Doyle TB, Smith CJ, Mendes RE and Sader HS. published in J. Antimicrob. Chemother. 2019; 74 (9): 2588-2595

Ceftibuten-Avibactam Activity against β-Lactam-Resistant Enterobacteriaceae Clinical Isolates

Ceftibuten-Avibactam Activity against β-Lactam-Resistant Enterobacteriaceae Clinical Isolates. Lead author LR Duncan, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-AAR-717

Antimicrobial Activity of Ceftibuten-Clavulanate When Tested against Clinical Enterobacterales Isolates Collected Worldwide in 2017

Antimicrobial Activity of Ceftibuten-Clavulanate When Tested against Clinical Enterobacterales Isolates Collected Worldwide in 2017. Lead author: HS Sader, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-AAR-718

Antimicrobial Activity of Plazomicin Tested against a Worldwide Collection of Enterobacterales Isolated from Patients with Complicated Urinary Tract Infections (2014-2017)

Antimicrobial Activity of Plazomicin Tested against a Worldwide Collection of Enterobacterales Isolated from Patients with Complicated Urinary Tract Infections (2014-2017). Lead author: HS Sader, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-AAR-591

Correlation between Broth Microdilution and Disk Diffusion Results When Testing Ceftazidime-Avibactam against a Challenge Collection of Enterobacterales: Results from a Multi-Laboratory Study

Correlation between Broth Microdilution and Disk Diffusion Results When Testing Ceftazidime-Avibactam against a Challenge Collection of Enterobacterales: Results from a Multi-Laboratory Study. Lead author: HS Sader, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-CPHM-866

Plazomicin is Active against Enterobacteriaceae Isolates Producing Extended-Spectrum β-Lactamases, Carbapenemases, and Aminoglycoside-Modifying Enzymes from United States (US) Hospitals

Plazomicin is Active against Enterobacteriaceae Isolates Producing Extended-Spectrum β-Lactamases, Carbapenemases, and Aminoglycoside-Modifying Enzymes from United States (US) Hospitals. Lead author: M Castanheira, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-AAR-596

Cefepime-Zidebactam (WCK 5222) Activity against Clinical Isolates of Non-Fermentative Gram-Negative Bacilli Collected Worldwide in 2018

Cefepime-Zidebactam (WCK 5222) Activity against Clinical Isolates of Non-Fermentative Gram-Negative Bacilli Collected Worldwide in 2018. Lead author: HS Sader, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-AAR-730

Antimicrobial Activity of High-Dose Extended-Infusion Cefepime-Tazobactam (WCK 4282) Tested against Gram-Negative Organisms Collected from Medical Centers in the United States and Latin America (2018)

Antimicrobial Activity of High-Dose Extended-Infusion Cefepime-Tazobactam (WCK 4282) Tested against Gram-Negative Organisms Collected from Medical Centers in the United States and Latin America (2018). Lead author: HS Sader, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-AAR-599

Activity of Meropenem-Vaborbactam and Characterization of Carbapenem Resistance Mechanisms among Carbapenem-Resistant Enterobacteriaceae from United States Hospitals (2016-2017)

Activity of Meropenem-Vaborbactam and Characterization of Carbapenem Resistance Mechanisms among Carbapenem-Resistant Enterobacteriaceae from United States Hospitals (2016-2017). Lead author: M Castanheira, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-AAR-594

Ceftibuten-Clavulanate Activity against Extended-Spectrum β-Lactamase-Producing Escherichia coli and Klebsiella pneumoniae

Ceftibuten-Clavulanate Activity against Extended-Spectrum β-Lactamase-Producing Escherichia coli and Klebsiella pneumoniae. Lead author: HS Sader, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Saturday-AAR-780