Background: Data from the Belgian Cystic Fibrosis Registry consistently show that in one of the seven reference centres, the prevalence of Pseudomonas aeruginosa is half that observed at the national level.
Objectives: To report the characteristics of non-transplanted patients in this clinic at the end of 2003, with special focus on paediatric patients. To describe and discuss our policy of inhaled antibiotic therapy.
Findings: The prevalence of P. aeruginosa among 116 patients is 20.7%. The chronic colonization rate is 19.8% but only 2.8% in patients aged under 18 (n=72). Serologic data strongly support these results. Most paediatric patients (95%) are prescribed inhaled antibiotics, at least on an intermittent basis but the mean number of days of intravenous antibiotic treatment is four times lower than in other CF children in Belgium. 70% of children have an FEV1> or =90% predicted.
Discussion: We have reported a distinctly low rate of chronic colonization by P. aeruginosa in a cohort of CF children and suspect that a strategy of early, often <
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http://dx.doi.org/10.1016/j.jcf.2006.04.001 | DOI Listing |
BMC Microbiol
January 2025
The First Affiliated Hospital of Xinxiang Medical University, Xinxiang, China.
The emergence and prevalence of hypervirulent Klebsiella pneumoniae (hvKP) have proposed a great challenge to control this infection. Therefore, exploring some new drugs or strategies for treating hvKP infection is an urgent issue for scientific researchers. In the present study, the clpV gene deletion strain of hvKP (ΔclpV-hvKP) was constructed using CRISPR-Cas9 technology, and the biological characteristics of ΔclpV-hvKP were investigated to explore the new targets for controlling this pathogen.
View Article and Find Full Text PDFVet Ophthalmol
January 2025
Laboratory of Veterinary Surgery and Ophthalmology, College of Veterinary Medicine, Chungbuk National University, Cheongju, Korea.
Objective: To investigate the impact of dexamethasone on the antibiotic susceptibility of common ocular pathogens in dogs and identify safe antibiotic-steroid combinations for veterinary ophthalmology.
Methods: This study utilized 30 bacterial isolates of Staphylococcus pseudintermedius, Streptococcus canis, and Pseudomonas aeruginosa, collected from canine patients with suspected bacterial keratitis. The isolates were tested against 17 antibiotics in the presence of dexamethasone concentrations ranging from 0 to 2 mg/mL.
J Infect Public Health
December 2024
Department of Nosocomial Infection Control, The Clinical Laboratory, Clinical Microbiology Laboratory, Children's Hospital of Fudan University, National Children's Medical Center, Shanghai, China. Electronic address:
Background: The investigation into risk factors, molecular epidemiology, and resistance mechanisms of carbapenem-resistant Pseudomonas aeruginosa (CRPA) in pediatric populations in China is currently inadequate.
Methods: To assess epidemiology, molecular characteristics, and resistance mechanisms, virulence-associated genes were analyzed, alongside multi locus sequence typing (MLST), PCR, and qRT-PCR.
Finding: Multivariate analysis identified prolonged hospitalization (OR: 1.
RSC Adv
January 2025
Department of Therapeutic Chemistry, Pharmaceutical and Drug Industries Research Institute, National Research Centre Dokki Giza 12622 Egypt
A novel molecular design based on a quinazolinone scaffold was developed the attachment of aryl alkanesulfonates to the quinazolinone core through a thioacetohydrazide azomethine linker, leading to a new series of quinazolinone-alkanesulfonates 5a-r. The antimicrobial properties of the newly synthesized quinazolinone derivatives 5a-r were investigated to examine their bactericidal and fungicidal activities against bacterial pathogens like , (Gram-positive), , , (Gram-negative), in addition to (unicellular fungal). The tested compounds demonstrated reasonable bactericidal activities compared to standard drugs.
View Article and Find Full Text PDFOrg Biomol Chem
January 2025
State Key Laboratory of Chemical Biology, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032, China.
A lasso peptide biosynthetic gene cluster (BGC) was identified through genome mining in the species CGMCC 4.1857, which was isolated from acidic rhizosphere soil. The BGC was reconstructed in , leading to the heterologous production of a lasso peptide named streptacidin.
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