The structure–function relationship of Pseudomonas aeruginosa in infections and its influence on the microenvironment

M Lichtenberg, TH Jakobsen, M Kühl… - FEMS microbiology …, 2022 - academic.oup.com
Pseudomonas aeruginosa is a human pathogen associated with both acute and chronic
infections. While intensively studied, the basic mechanisms enabling the long-term survival …

Biofilm antimicrobial susceptibility through an experimental evolutionary lens

T Coenye, M Bové, T Bjarnsholt - NPJ biofilms and microbiomes, 2022 - nature.com
Experimental evolution experiments in which bacterial populations are repeatedly exposed
to an antimicrobial treatment, and examination of the genotype and phenotype of the …

Cystic fibrosis pathogens persist in the upper respiratory tract following initiation of elexacaftor/tezacaftor/ivacaftor therapy

Y Hilliam, CR Armbruster, GJ Rapsinski… - Microbiology …, 2024 - journals.asm.org
ABSTRACT Elexacaftor/tezacaftor/ivacaftor (ETI) therapy has revolutionized the treatment of
cystic fibrosis (CF) for most affected individuals but the effects of treatment on sinus …

Metabolic specialization drives reduced pathogenicity in Pseudomonas aeruginosa isolates from cystic fibrosis patients

BH Pedersen, FB Simões, I Pogrebnyakov, M Welch… - Plos …, 2024 - journals.plos.org
Metabolism provides the foundation for all cellular functions. During persistent infections, in
adapted pathogenic bacteria metabolism functions radically differently compared with more …

Adaptation and evolution of pathogens in the cystic fibrosis lung

PJ Planet - Journal of the Pediatric Infectious Diseases Society, 2022 - academic.oup.com
As opposed to acute respiratory infections, the persistent bacterial infections of the lung that
characterize cystic fibrosis (CF) provide ample time for bacteria to evolve and adapt. The …

[HTML][HTML] Iron bioavailability regulates Pseudomonas aeruginosa interspecies interactions through type VI secretion expression

AL Haas, AC Zemke, JA Melvin, CR Armbruster… - Cell reports, 2023 - cell.com
The cystic fibrosis (CF) respiratory tract harbors pathogenic bacteria that cause life-
threatening chronic infections. Of these, Pseudomonas aeruginosa becomes increasingly …

Microevolution of Pseudomonas aeruginosa in the airways of people with cystic fibrosis

N Cramer, J Klockgether, B Tümmler - Current Opinion in Immunology, 2023 - Elsevier
Highlights•Pseudomonas aeruginosa in CF airways: paradigm of bacterial microevolution.•
Evolution within CF host triggers conversions of genotype and phenotype.•Severity of lung …

Pseudomonas aeruginosa faces a fitness trade-off between mucosal colonization and antibiotic tolerance during airway infection

LA Meirelles, E Vayena, A Debache, E Schmidt… - Nature …, 2024 - nature.com
Pseudomonas aeruginosa frequently causes antibiotic-recalcitrant pneumonia, but the
mechanisms driving its adaptation during human infections remain unclear. To reveal the …

Intracellular Pseudomonas aeruginosa within the Airway Epithelium of Cystic Fibrosis Lung Tissues

K Malet, E Faure, D Adam, J Donner, L Liu… - American Journal of …, 2024 - atsjournals.org
Rationale: Pseudomonas aeruginosa (Pa) is the major bacterial pathogen colonizing the
airways of adult cystic fibrosis (CF) patients and causes chronic infections that persist …

Low diversity and instability of the sinus microbiota over time in adults with cystic fibrosis

CR Armbruster, K Li, MR Kiedrowski… - Microbiology …, 2022 - Am Soc Microbiol
Chronic rhinosinusitis (CRS) is a common, yet underreported and understudied
manifestation of upper respiratory disease in people with cystic fibrosis (CF). Recently …