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Frontiers in Microbiology logoLink to Frontiers in Microbiology
. 2026 Feb 13;17:1793977. doi: 10.3389/fmicb.2026.1793977

Correction: Molecular resistance mechanisms to newly approved antibiotics (2017–2025) in WHO priority pathogens

Frontiers Production Office1,*
PMCID: PMC12947779  PMID: 41767559

The hierarchical structure of sections and sub-sections were incorrectly formatted in the final version of the article.

  • The bullet points starting at “In E. coli, expression of the AmpC…” are intended as sub-sections of Enzymatic inactivation, page 4, Aztreonam-avibactam.

  • The sections starting at “Alterations in iron transport systems.” are intended as sub-sections of “Resistance mechanisms”, page 5, Cefiderocol.

  • The sections starting at “A. baumannii:” are sub-subsections of the section “Alterations in iron transport systems, page 6, Cefiderocol.

  • Similarly, the sections starting at “Reduced outer membrane permeability.” are sub-sections of “Resistance mechanisms”, page 7, Meropenem-vaborbactam.

  • The sections at “OmpK35 inactivation:” are sub-sections of the “K. pneumoniae, page 7, Meropenem-vaborbactam.

  • Sections beginning at lines “Mutations in ddn” are sub-sections of “Resistance mechanisms”, page 8, Pretomanid.

  • Sections beginning at “Increased efflux pump expression” are sub-sections of “Resistance mechanisms”, page 8, Lefamulin.

  • Sections beginning at lines “Efflux pump overexpression” are sub-sections of “Resistance mechanisms”, page 9, Omadacycline.

  • Sections beginning at lines “Efflux pump overexpression” are sub-sections of “Resistance mechanisms”, page 9, Eravacycline.

  • Sections beginning at “Modification of target sites” are sub-sections of “Resistance mechanisms”, page 10, Plazomicin.

  • Sections beginning at “Enzymatic inactivation” are sub-sections of “Resistance mechanisms”, page 11, Rifamycin SV.

  • Sections beginning at “Target site modifications” are sub-sections of “General resistance mechanisms”, page 12, Quinolones and fluoroquinolones.

  • Sections beginning at “Increased efflux pump expression” are sub-sections of “Resistance mechanisms”, page 12, Delafloxacin.

There was a mistake in Table 2 as published. In line 2 of the table, regarding “Cefepime and enmetazobactam” antibiotic, the column “Main use” reports “HABP, cUTIs, and cIAIs”. The corrected Table 2 appears below, where “cIAIs” has been removed for that drug.

Table 2.

Antimicrobial drugs approved by FDA and/or EMA since 2017.

Entry Drug name Approval year Drug class (subclass) Main use
1. Aztreonam and avibactam 2024 EMA β-lactams and BLICs Monobactam and non-β-lactam β-lactamase inhibitor cUTIs, cIAIs, HABP, VABP, and Gram-negative blood stream infections with limited treatment options
2. Cefepime and enmetazobactam 2024 FDA β-lactams and BLICs Cephalosporin and β-lactamase inhibitor HABP and cUTIs
3. Ceftobiprole 2024 FDA β-lactams and BLICs Cephalosporin ABSSSI, CABP and SAB
4. Sulbactam and durlobactam 2023 FDA β-lactams and BLICs β-lactamase inhibitors A. baumannii–calcoaceticus complex HABP and VABP in adult patients aged
5. Cefiderocol 2019 FDA
2020 EMA
β-lactams and BLICs Cephalosporin cUTIs, HABP, VABP, and other serious Gram-negative infections with limited treatment options
6. Imipenem, cilastatin, and relebactam 2019 FDA
2020 EMA
β-lactams and BLICs Carbapenem, renal dehydropeptidase inhibitor, and β-lactamase inhibitor cUTIs, cIAIs, and HABP/VABP
7. Meropenem and vaborbactam 2017 FDA
2018 EMA
β-lactams and BLICs Carbapenem and β-lactamase inhibitor cUTIs, cIAIs, HAP/VAP, and bacteremia or other infections caused by CRE with limited treatment options
8. Pretomanid 2019 FDA
2020 EMA
Nitroimidazole Pulmonary TB
(MDR-TB and RR-TB)
9. Lefamulin 2019 FDA
2020 EMA
Pleuromutilin CABP
10. Omadacycline 2018 FDA Tetracycline ABSSSI, CABP
11. Eravacycline 2018 FDA
2018 EMA
Tetracycline cIAIs
12. Plazomicin 2018 FDA Aminoglycoside cUTIs
13. Rifamycin 2018 FDA Rifamycin Travelers' diarrhea caused by non-invasive strains of Escherichia coli
14. Delafloxacin 2017 FDA
2019 EMA
Fluoroquinolone ABSSSIs, CABP
15. Gepotidacin 2025 FDA Triazaacenaphthylenes uUTI

The original version of this article has been updated.

Footnotes

Approved by: Frontiers Editorial Office, Frontiers Media SA, Switzerland

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