Filter by Category: Molecular Studies

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.: in press, 2019.

Evaluation of the Staphylococcus aureus Analysis “1928D” Pipeline to Determine the Epidemiological Threshold Using Whole Genome Sequence Data

Evaluation of the Staphylococcus aureus Analysis “1928D” Pipeline to Determine the Epidemiological Threshold Using Whole Genome Sequence Data. Lead author: LM Deshpande, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P2686

Azole Resistance in Candida parapsilosis and Candida tropicalis from a Global Surveillance is Mainly Caused by Alterations in Erg11 and MDR1 Overexpression

Azole Resistance in Candida parapsilosis and Candida tropicalis from a Global Surveillance is Mainly Caused by Alterations in Erg11 and MDR1 Overexpression. Lead author: M Castanheira, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P2162

Plazomicin Activity against Enterobacteriaceae Isolates Carrying Genes Encoding Extended-Spectrum β-Lactamases, Carbapenemases, and/or Aminoglycoside-Modifying Enzymes

Plazomicin Activity against Enterobacteriaceae Isolates Carrying Genes Encoding Extended-Spectrum β-Lactamases, Carbapenemases, and/or Aminoglycoside-Modifying Enzymes. Lead author: M Castanheira, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1872

In Vitro Activity of the Orally Bioavailable Ceftibuten/VNRX-7145 Combination against a Challenge Set of Enterobacteriaceae Pathogens Carrying Molecularly Characterized β-Lactamase Genes

In Vitro Activity of the Orally Bioavailable Ceftibuten/VNRX-7145 Combination against a Challenge Set of Enterobacteriaceae Pathogens Carrying Molecularly Characterized β-Lactamase Genes. Lead author: RE Mendes, presented at ECCMID 2019, April 13-16, Amsterdam, Netherlands
#P1180

Efficacy of Omadacycline against Molecularly Characterized Gram-Positive and Gram-Negative Pathogens Causing Infections in the Phase 3 CABP and ABSSSI Clinical Trials.

Efficacy of Omadacycline against Molecularly Characterized Gram-Positive and Gram-Negative Pathogens Causing Infections in the Phase 3 CABP and ABSSSI Clinical Trials. Lead author: RE Mendes, presented at IDWeek 2018, October 3-7, San Francisco, CA, USA
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Omadacycline In Vitro Activity against a Molecularly Characterized Collection of Clinical Isolates with Known Tetracycline Resistance Mechanisms.

Omadacycline In Vitro Activity against a Molecularly Characterized Collection of Clinical Isolates with Known Tetracycline Resistance Mechanisms. Lead author: RE Mendes, presented at IDWeek 2018, October 3-7, San Francisco, CA, USA
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Disruption of mgrB and Alterations on pmrB Are Most Common Resistance Mechanisms among Colistin-Resistance among Klebsiella pneumoniae from a Global Surveillance Program

Disruption of mgrB and Alterations on pmrB Are Most Common Resistance Mechanisms among Colistin-Resistance among Klebsiella pneumoniae from a Global Surveillance Program. Lead author: M Castanheira, presented at ASM Microbe 2018, June 7-11, Atlanta, GA, USA
# Sunday-467

Molecular Characterization of Clinical Trial Isolates Exhibiting Increased MIC Results during Fosfomycin (ZTI-01) Treatment in a Phase 2/3 Clinical Trial for Complicated Urinary Tract Infections (ZEUS)

Molecular Characterization of Clinical Trial Isolates Exhibiting Increased MIC Results during Fosfomycin (ZTI-01) Treatment in a Phase 2/3 Clinical Trial for Complicated Urinary Tract Infections (ZEUS). Lead author: RE Mendes, presented at ASM Microbe 2018, June 7-11, Atlanta, GA, USA
# Saturday-637

Distribution of β-Lactamase Resistance Genes and Lineage Background in Clinical Isolates Producing Extended-Spectrum β-Lactamases by High-Resolution Genomic Analysis

Distribution of β-Lactamase Resistance Genes and Lineage Background in Clinical Isolates Producing Extended-Spectrum β-Lactamases by High-Resolution Genomic Analysis. Lead author: RE Mendes, presented at ASM Microbe 2018, June 7-11, Atlanta, GA, USA
# Saturday-426