Publications

Susceptibility trends of ceftolozane/tazobactam and comparators when tested against European Gram-negative bacterial surveillance isolates collected during 2012-18. by Sader HS, Carvalhaes CG, Duncan LR, Flamm RK and Shortridge D. published in J. Antimicrob. Chemother. 2020; 75 (10): 2907-2913

Antimicrobial activity of ceftazidime-avibactam, ceftolozane-tazobactam and comparators tested against Pseudomonas aeruginosa and Klebsiella pneumoniae Isolates from United States medical centers in 2016-2018. by Sader HS, Carvalhaes CG, Streit JM, Doyle TB and Castanheira M. published in Microb. Drug Resist. 2021; 27 (3): 342-349

Antimicrobial activity of ceftolozane-tazobactam and comparators against clinical isolates of Haemophilus influenzae from the United States and Europe. by Sader HS, Carvalhaes CG, Duncan LR and Shortridge D. published in Antimicrob. Agents Chemother. 2020;64 (5): e00211

Assessment of tedizolid in vitro activity and resistance mechanisms against a collection of Enterococcus spp. causing invasive infections, including isolates requiring an optimized dosing strategy for daptomycin from U.S. and European medical centers, 2016 to 2018. by Carvalhaes CG, Sader HS, Flamm RK, Streit JM and Mendes RE. published in Antimicrob. Agents Chemother. 2020; 64 (4): e00175

Antimicrobial activity of ceftolozane-tazobactam tested against contemporary (2015-2017) P. aeruginosa isolates from a global surveillance program. by Shortridge D, Pfaller MA, Streit JM and Flamm RK. published in J. Glob. Antimicrob. Resist. 2019; 21: 60-64

Antimicrobial activity of POL7306 tested against clinical isolates of Gram-negative bacteria collected worldwide by Sader HS, Rhomberg PR, Duncan LR, Locher HH, Dale GE and Flamm RK. published in J. Antimicrob. Chemother. 2020; 75 (6): 1518-1524

Regional analysis of telavancin and comparator antimicrobial activity against multidrug-resistant Staphylococcus aureus collected in the USA 2014-2016. by Duncan LR, Smith CJ, Flamm RK and Mendes RE. published in J. Glob. Antimicrob. Resist. 2020; 20: 118-123

Antimicrobial Activity of Ceftazidime-Avibactam, Ceftolozane-Tazobactam and Comparators Tested against Pseudomonas aeruginosa and Klebsiella pneumoniae Isolates Collected from US Medical Centers in 2016-2018. Lead author: HS Sader. This poster was originally intended for presentation at ECCMID 2020, which was canceled due to the COVID-19 pandemic. The corresponding accepted abstract can be found in the 30th ECCMID abstract book under abstract 473.
Poster #P3598

Surveillance of omadacycline activity tested against clinical isolates from the United States and Europe: Report from the SENTRY Antimicrobial Surveillance Program, 2016-2018. by Pfaller MA, Huband MD, Shortridge D and Flamm RK published in Antimicrobial agents and chemotherapy., 2020: 64 (5); e02488

Antimicrobial activity of telavancin tested in vitro against a global collection of gram-positive pathogens, including multidrug-resistant isolates (2015-2017). by Duncan LR, Sader HS, Huband MD, Flamm RK and Mendes RE published in Microb. Drug Resist.: in press, 2020.

Antimicrobial activity of cefoperazone-sulbactam tested against gram-negative organisms from Europe, Asia-Pacific, and Latin America. by Sader HS, Carvalhaes CG, Streit JM, Castanheira M and Flamm RK published in Int. J. Infect. Dis. 2020; 91: 32-37

Antimicrobial activity of dalbavancin tested against Gram-positive organisms isolated from patients with infective endocarditis in US and European medical centres. by Sader HS, Mendes RE, Pfaller MA and Flamm RK. published in J. Antimicrob. Chemother. 2019; 74 (5): 1306-1310

Antimicrobial activity of ceftolozane-tazobactam tested against contemporary (2015-2017) P. aeruginosa isolates from a global surveillance program. by Shortridge D, Pfaller MA, Streit JM and Flamm RK published in J. Glob. Antimicrob. Resist.: in press, 2019.

Antimicrobial Activity of the Novel β-Lactam Enhancer Combination Cefepime-Zidebactam (WCK 5222) Tested against Gram-Negative Bacteria Isolated in United States Medical Centers from Patients with Bloodstream Infections. Lead author: M Castanheira, presented at ID Week 2019, October 2-6, Washington DC, USA
Poster #1598

Frequency and Antimicrobial Susceptibility of Bacteria Isolated from Patients Hospitalized with Pneumonia in US Medical Centers During 2018. Lead Author: HS Sader, presented at ID Week 2019, October 2-6, Washington, DC, USA
Poster #2217

Comparative Antimicrobial Susceptibility of Gram-Negative Bacteria Isolated from Patients with Bloodstream Infections and Pneumonia When Tested against Tazobactam Combinations. Lead author: CG Carvalhaes, presented at ID Week 2019, October 2-6, Washington, DC, USA
Poster #2192

Ceftolozane-Tazobactam Activity against Difficult-to-Treat Resistance in Pseudomonas aeruginosa from Bloodstream Infections in US Hospitals. Lead author: D Shortridge, presented at ID Week 2019, October 2-6, Washington, DC, USA
Poster #1589

Eight Years of Sustained Potency and Activity of Oritavancin against Gram-Positive Isolates Causing Bacteremia and Endocarditis in the USA, Including Enterococcal Infections Requiring an Optimized Dosing Strategy for Daptomycin. Lead author: CG Carvalhaes, presented at ID Week 2019, October 2-6, Washington DC, USA
Poster #1583

Antimicrobial Activity of Novel β-Lactamase Inhibitor Combinations Tested against Organisms Causing Complicated Urinary Tract Infections in United States Medical Centers. Lead author: HS Sader, presented at ID Week 2019, October 2-6, Washington, DC, USA
Poster #1445

Antimicrobial Activity of Ceftazidime-Avibactam and Comparator Agents Tested against Gram-Negative Organisms Isolated from Patients with Bloodstream Infections in United States Medical Centers (2017-2018). Lead author: CG Carvalhaes, presented at ID Week 2019, October 2-6, Washington, D. C., USA
Poster #129

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/ESCMID 2019, September 3-6, Boston, MA, USA
Poster 69

Antimicrobial Activity of Cefepime-Zidebactam (WCK 5222) against Clinical Isolates of Carbapenem-Resistant Enterobacterales Collected Worldwide in 2018. Lead author: HS Sader, presented at ASM/ESCMID 2019, September 3-6, Boston, MA, USA
Poster 70

Regional analysis of telavancin and comparator antimicrobial activity against multidrug-resistant Staphylococcus aureus collected in the United States from 2014 through 2016. by Duncan LR, Smith CJ, Flamm RK and Mendes RE. published in J. Glob. Antimicrob. Resist.: in press, 2019.

Frequency of occurrence and antimicrobial susceptibility of bacteria isolated from patients hospitalized with bloodstream infections in United States medical centers (2015-2017). by Sader HS, Castanheira M, Streit JM and Flamm RK. published in Diag. Microbio. Infect. Dis.: in press, 2019.

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). Lead author: HS Sader, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Sunday-AAR-591

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

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

Evaluation of Tebipenem Activity Tested against a Collection of Isogenic Escherichia coli Strains Producing Various Clinically Relevant β-Lactamases. Lead author: LM Deshpande, presented at ASM Microbe 2019, June 20-24, San Francisco, CA, USA
# Saturday-AAR-778

Susceptibility Trends of Ceftolozane-Tazobactam and Comparators When Tested against US Gram-Negative Bacterial Surveillance Isolates Collected from 2012-2018. Lead author: D Shortridge, presented at ASM Microbe 2019, June 20-24, San Francisco, CA USA
#Friday-AAR-538

Ceftobiprole activity when tested against contemporary bacteria causing bloodstream infections in the United States (2016-2017). by Pfaller MA, Flamm RK, Duncan LR, Shortridge D, Smart JI, Hamed KA, Mendes RE and Sader HS. published in Diagn. Microbiol. Infect. Dis., 2019; 94 (3): 304-313

Antimicrobial activity evaluation of tebipenem (SPR859), an orally available carbapenem, against a global set of Enterobacteriaceae, including a challenge set of organisms. by Arends SJR, Rhomberg PR, Cotroneo N, Rubio A, Flamm RK and Mendes RE. published in Antimicrob. Agents Chemother.: in press, 2019.

Activity of tedizolid against gram-positive clinical isolates causing infections in Europe and surrounding areas (2014-2015). by Pfaller MA, Sader HS, Shortridge D, Castanheira M, Flamm RK and Mendes RE. published in J. Chemother. 2019; 13: 1-7

Geographical and temporal variation in the frequency and antimicrobial susceptibility of bacteria isolated from patients hospitalized with bacterial pneumonia: results from 20 years of the SENTRY Antimicrobial Surveillance Program (1997-2016). by Sader HS, Castanheira M, Arends SJR, Goossens H and Flamm RK. published in J. Antimicrob. Chemother. 2019; 74 (6): 1595-1606

Antimicrobial activity of ceftolozane-tazobactam tested against gram-negative contemporary (2015-2017) isolates from hospitalized patients with pneumonia in US medical centers. by Carvalhaes CG, Castanheira M, Sader HS, Flamm RK and Shortridge D. Diagn. Microbiol. Infect. Dis. 2019; 94 (1): 93-102

Activity of ceftolozane-tazobactam and comparators when tested against Gram-negative isolates collected from paediatric patients in the USA and Europe between 2012 and 2016 as part of a global surveillance programme. by Shortridge D, Duncan LR, Pfaller MA and Flamm RK. Int. J. Antimicrob. Agents. 2019; 53 (5): 637-643

Activity of ceftolozane-tazobactam and comparators when tested against Gram-negative isolates collected from paediatric patients in the USA and Europe between 2012 and 2016 as part of a global surveillance programme. by Shortridge D, Duncan LR, Pfaller MA and Flamm RK. Int. J. Antimicrob. Agents. 2019; 53 (5): 637-643

Frequency and Antimicrobial Susceptibility of Bacteria Isolated from Patients Hospitalized with Pneumonia in United States Medical Centers (2017-2018). Lead author: HS Sader, presented at ATS 2019, May 17-22, Dallas, Texas, USA
#8470

Antimicrobial Activity of Plazomicin Tested against Enterobacteriaceae Isolates from European Medical Centres Stratified by Infection Type (2014-2017). Lead author: HS Sader, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1873

Antimicrobial Activity of POL7306 Tested against Clinical Isolates of Gram-Negative Bacteria Collected Worldwide. Lead author: HS Sader, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1843

Activity of Tedizolid and Comparators against Enterococcus spp. that Include Multidrug-Resistant Clinical Isolates from European and US Medical Centres (2016-2018). Lead author: CG Carvalhaes, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1883

Oritavancin Activity against Staphylococcus aureus Clinical Isolates Causing Serious Infections in Hospitalized Patients in Europe (2017-2018). Lead author: CG Carvalhaes, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1882

Antimicrobial Activity of Cefepime-Zidebactam (WCK 5222) against Clinical Isolates of Carbapenem-Resistant Enterobacterales Collected Worldwide in 2018. Lead author: HS Sader, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1171

Antimicrobial Activity of High-Dose Extended-Infusion Cefepime-Tazobactam (WCK 4282) Tested against Gram-Negative Organisms Collected from Medical Centres in Europe and the Asia-Pacific Region (2018). Lead author: HS Sader, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1174

Cefepime-Zidebactam (WCK 5222) Activity When Tested against Gram-Negative Organisms Isolated from Patients Hospitalized in Europe and the Asia-Pacific Region in 2018. Lead author: HS Sader, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1172

Susceptibility Trends of Ceftolozane-Tazobactam and Comparators When Tested against European Gram-Negative Bacterial Surveillance Isolates Collected from 2012-2018. Lead author: D Shortridge, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1189

Activity of Meropenem-Vaborbactam and Single-Agent Comparators against KPC-Producing Enterobacterales Isolates from European Countries (2016-2018) Stratified by Infection Type. Lead author: M Castanheira, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#L0041

Trends in Antimicrobial Nonsusceptibility of PCV13-Type Streptococcus pneumoniae Pneumonia in Adults in the United States during 2009-2017. Lead author: RE Mendes, presented at IDWeek 2018, October 3-7, San Francisco, CA, USA
#1444

Comparison of Ceftazidime-Avibactam and Ceftolozane-Tazobactam In Vitro Activities when Tested against Gram-Negative Bacteria Isolated from Patients Hospitalized with Pneumonia in US Medical Centers (2017). Lead author: HS Sader, presented at IDWeek 2018, October 3-7, San Francisco, CA USA
#2427

Antimicrobial Activity of Dalbavancin Tested against Gram-Positive Organisms Isolated from Patients with Infective Endocarditis in United States and European Medical Centers. Lead author: HS Sader, presented at IDWeek 2018, October 3-7, San Francisco, CA, USA
#1081