Article
The mecillinam resistome in Klebsiella pneumoniae: how resistance to a one-target β-lactam triggers a diversity of responses.
Antimicrobial agents and chemotherapy - 4 Mar 2026
Royer Marie, Cabanel Nicolas, Gutierrez Arnaud, Royer Guilhem, Barraud Olivier, Naas Thierry, Rosinski-Chupin Isabelle, Loverdo Claude, Glaser Philippe
Abstract excerpt
Antimicrobial resistance is a silent pandemic responsible for 1.14 million deaths worldwide in 2021, with a major contribution from Klebsiella pneumoniae. β-lactams are the most commonly used antibiotics in humans, and there is an urgent need to characterize the resistance mechanisms to these antibiotics in Enterobacterales other than Escherichia coli. Mecillinam is a narrow-spectrum β-lactam targeting a single...
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