Potential antivirulence activity of sub-inhibitory concentrations of ciprofloxacin against Proteus mirabilis isolates: an in-vitro and in-vivo study

Autor: Mohamed A. Elhosseini, Tarek E. El-Banna, Fatma I. Sonbol, Maisra M. El-Bouseary
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Annals of Clinical Microbiology and Antimicrobials, Vol 23, Iss 1, Pp 1-13 (2024)
Druh dokumentu: article
ISSN: 1476-0711
DOI: 10.1186/s12941-024-00704-4
Popis: Abstract Background Proteus mirabilis is a significant nosocomial pathogen that is frequently associated with a wide range of infections, necessitating heightened attention to mitigate potential health risks. Hence, this study was performed to investigate the impact of sub-minimum inhibitory concentrations (MICs) of ciprofloxacin (CIP) on Proteus mirabilis clinical isolates. Methods The sub-MICs of CIP were selected using the growth curve approach. The untreated and treated isolates with sub-MICs of CIP were assessed for their biofilm development, motilities on agar, and other virulence factors. The cell morphology of untreated and treated isolates with sub-MIC of CIP was explored using electron microscope. Moreover, the expression levels of the virulence genes in isolates were measured using quantitative real-time PCR. Results Data revealed that sub-MICs of CIP significantly (p
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