Publications by authors named "Helio Sader"

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Evaluation of Aminoglycoside Dosing Regimens Adjusted for Renal Function and In Vitro Susceptibility Test Interpretive Criteria for Enterobacterales and : Brief Summary.
Sujata M Bhavnani, Jeffrey P Hammel, Nikolas J Onufrak, Jason M Pogue, Ronald N Jones, Helio S Sader

Open Forum Infect Dis· December 2025

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Evaluation of Aminoglycoside Dosing Regimens Adjusted for Renal Function and In Vitro Susceptibility Test Interpretive Criteria for Enterobacterales and .
Sujata M Bhavnani, Jeffrey P Hammel, Nikolas J Onufrak, Jason M Pogue, Ronald N Jones, Helio S Sader

Open Forum Infect Dis· December 2025

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Activity of aztreonam-avibactam, cefiderocol, and cefepime-taniborbactam against a global collection of genetically characterized metallo-β-lactamase-producing Enterobacterales.
Mariana Castanheira, John H Kimbrough, Gina M Morgan, Maura Karr, Helio S Sader

Antimicrob Agents Chemother· December 2025

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Antimicrobial Activity of Aztreonam-Avibactam and Other β-Lactamase Inhibitor Combinations Tested Against Enterobacterales Isolates from Pediatric Patients from United States Medical Centers (2019-2023).
Helio S Sader, Marisa L Winkler, Krisztina M Papp-Wallace, Rodrigo E Mendes, Mariana Castanheira

Antibiotics (Basel)· November 2025

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activity of SPR206 and comparator agents against , species, and Enterobacterales responsible for infection in United States, European, Israeli, and Turkish hospitals.
Gina M Morgan, Ian Critchley, Nicole Cotroneo, Helio Sader, Mariana Castanheira

Microbiol Spectr· October 2025

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Antimicrobial susceptibility of Enterobacterales causing infection in the elderly: focus on aztreonam-avibactam and recently approved β-lactamase inhibitor combinations.
Helio S Sader, Rodrigo E Mendes, John H Kimbrough, Krisztina M Papp-Wallace, Marisa L Winkler

JAC Antimicrob Resist· October 2025

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Activity of aztreonam-avibactam and ceftazidime-avibactam against β-lactamase-producing enterobacterales Isolates from United States hospitals.
Lalitagauri M Deshpande, Timothy B Doyle, Helio S Sader, Mariana Castanheira

J Glob Antimicrob Resist· September 2025

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Activity of ceftobiprole against methicillin-resistant Staphylococcus aureus of diverse genetic types.
Marisa L Winkler, John H Kimbrough, Helio S Sader, Mariana Castanheira, Rodrigo E Mendes

J Glob Antimicrob Resist· September 2025

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Aztreonam/avibactam activity against Enterobacterales from European medical centres: summary of 5 years of surveillance prior to approval for clinical use (2019-2023).
Helio S Sader, John H Kimbrough, Marisa L Winkler, Mariana Castanheira, Rodrigo E Mendes

J Antimicrob Chemother· August 2025

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Aztreonam-avibactam Demonstrates Potent Activity Against Carbapenem-resistant Enterobacterales Collected From US Medical Centers Over a 6-year Period (2017-2022).
Krisztina M Papp-Wallace, Helio S Sader, Joshua M Maher, John H Kimbrough, Mariana Castanheira

Open Forum Infect Dis· May 2025

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Activity of β-Lactamase Inhibitor Combinations Against Enterobacterales Isolated from Patients with Intra-Abdominal Infection from United States Medical Centres (2019-2023).
Helio S Sader, John H Kimbrough, Marisa L Winkler, Rodrigo E Mendes, Mariana Castanheira

Antibiotics (Basel)· May 2025

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Antimicrobial susceptibility of clinical isolates of Stenotrophomonas maltophilia from Europe, Asia, and Latin America (2018-2023).
Helio S Sader, Rodrigo E Mendes, Timothy B Doyle, Marisa L Winkler, Mariana Castanheira

Int J Infect Dis· April 2025

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Antimicrobial susceptibility of from United States medical centers (2019-2023).
Helio S Sader, Mariana Castanheira, S J Ryan Arends, Timothy B Doyle

Antimicrob Agents Chemother· April 2025

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Frequency, Antimicrobial Susceptibility, and Molecular Characterization of Carbapenem-Resistant Enterobacterales Stratified by United States Census Divisions: Results From the INFORM Program (2018-2022).
Helio S Sader, John H Kimbrough, Timothy B Doyle, Marisa L Winkler, Mariana Castanheira

Open Forum Infect Dis· April 2025

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Characterization of and Species Complex Isolates with Decreased Susceptibility to Cephalosporins from United States Hospitals and Activity of Aztreonam-Avibactam and Comparator Agents (2019-2023).
Helio S Sader, Timothy B Doyle, John H Kimbrough, Rodrigo E Mendes, Mariana Castanheira

Antibiotics (Basel)· April 2025

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Surveillance of omadacycline against 35,000 bacterial clinical isolates from the United States (2019-2023).
Michael D Huband, Kelley A Fedler, Rodrigo E Mendes, Helio S Sader, Diane Anastasiou

Diagn Microbiol Infect Dis· March 2025

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Ceftobiprole activity against multidrug-resistant clinical isolates collected in the United States from 2016 through 2022.
Helio S Sader, Jennifer I Smart, Rodrigo E Mendes, Mariana Castanheira

Antimicrob Agents Chemother· February 2025

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Activity of Aztreonam-avibactam and other β-lactamase inhibitor combinations against Gram-negative bacteria isolated from patients hospitalized with pneumonia in United States medical centers (2020-2022).
Helio S Sader, Rodrigo E Mendes, S J Ryan Arends, Timothy B Doyle, Mariana Castanheira

BMC Pulm Med· January 2025

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Piperacillin/Tazobactam Susceptibility Test Interpretive Criteria for Enterobacterales: Recommendations From the United States Committee on Antimicrobial Susceptibility Testing.
Thomas P Lodise, Sujata M Bhavnani, Paul G Ambrose, Helio S Sader, David Andes

Clin Infect Dis· December 2024

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activity assessment of cefiderocol against Enterobacterales, and spp., including β-lactam nonsusceptible molecularly characterized isolates, collected from 2020 to 2021 in the United States and European hospitals.
John H Kimbrough, Joshua M Maher, Helio S Sader, Mariana Castanheira, Rodrigo E Mendes

Microbiol Spectr· November 2024

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Antimicrobial susceptibility of enterobacterales causing bloodstream infection in United States medical centres: comparison of aztreonam-avibactam with beta-lactams active against carbapenem-resistant enterobacterales.
Helio S Sader, John H Kimbrough, Rodrigo E Mendes, Mariana Castanheira

BMC Infect Dis· November 2024

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Activity of Aztreonam/Avibactam and Recently Approved β-Lactamase Inhibitor Combinations against Enterobacterales and from Intensive Care Unit and Non-Intensive Care Unit Patients.
Helio S Sader, Rodrigo E Mendes, John H Kimbrough, Cory M Hubler, Mariana Castanheira

Antibiotics (Basel)· June 2024

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development of resistance against antipseudomonal agents: comparison of novel β-lactam/β-lactamase inhibitor combinations and other β-lactam agents.
Mariana Castanheira, John H Kimbrough, Jill Lindley, Timothy B Doyle, Jessica M Ewald, Helio S Sader

Antimicrob Agents Chemother· May 2024

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Activity of aztreonam-avibactam against Enterobacterales resistant to recently approved beta-lactamase inhibitor combinations collected in Europe, Latin America, and the Asia-Pacific Region (2020-2022).
Helio S Sader, Cecilia G Carvalhaes, John H Kimbrough, Rodrigo E Mendes, Mariana Castanheira

Int J Antimicrob Agents· April 2024

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7-Year (2015-21) longitudinal surveillance of lefamulin in vitro activity against bacterial pathogens collected worldwide from patients with respiratory tract infections including pneumonia and characterization of resistance mechanisms.
Susanne Paukner, Rodrigo E Mendes, S J Ryan Arends, Gisela Gassner, Steven P Gelone, Helio S Sader

J Antimicrob Chemother· February 2024

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