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Porphyromonas pasteri and Prevotella nanceiensis in the sputum microbiota are associated with increased decline in lung function in individuals with cystic fibrosis (2022)
Journal Article
Webb, K., Zain, N. M. M., Stewart, I., Fogarty, A., Nash, E. F., Whitehouse, J. L., …Barr, H. L. (2022). Porphyromonas pasteri and Prevotella nanceiensis in the sputum microbiota are associated with increased decline in lung function in individuals with cystic fibrosis. Journal of Medical Microbiology, 71(2), Article 001481. https://doi.org/10.1099/jmm.0.001481

Although anaerobic bacteria exist in abundance in cystic fibrosis (CF) airways, their role in disease progression is poorly understood. We hypothesized that the presence and relative abundance of the most prevalent, live, anaerobic bacteria in sputum... Read More about Porphyromonas pasteri and Prevotella nanceiensis in the sputum microbiota are associated with increased decline in lung function in individuals with cystic fibrosis.

2-Alkyl-4-quinolone quorum sensing molecules are biomarkers for culture-independent Pseudomonas aeruginosa burden in adults with cystic fibrosis (2021)
Journal Article
Zain, N. M. M., Webb, K., Stewart, I., Halliday, N., Barrett, D. A., Nash, E. F., …Barr, H. L. (2021). 2-Alkyl-4-quinolone quorum sensing molecules are biomarkers for culture-independent Pseudomonas aeruginosa burden in adults with cystic fibrosis. Journal of Medical Microbiology, 70(10), https://doi.org/10.1099/jmm.0.001420

Introduction. Pseudomonas aeruginosa produces quorum sensing signalling molecules including 2-alkyl-4-quinolones (AQs), which regulate virulence factor production in the cystic fibrosis (CF) airways. Hypothesis/Gap statement. Culture can lead to cond... Read More about 2-Alkyl-4-quinolone quorum sensing molecules are biomarkers for culture-independent Pseudomonas aeruginosa burden in adults with cystic fibrosis.

Novel detection of specific bacterial quorum sensing molecules in saliva: Potential non-invasive biomarkers for pulmonary Pseudomonas aeruginosa in cystic fibrosis (2021)
Journal Article
Webb, K., Cámara, M., Zain, N. M. M., Halliday, N., Bruce, K. D., Nash, E. F., …Barr, H. L. (2022). Novel detection of specific bacterial quorum sensing molecules in saliva: Potential non-invasive biomarkers for pulmonary Pseudomonas aeruginosa in cystic fibrosis. Journal of Cystic Fibrosis, 21(4), 626-629. https://doi.org/10.1016/j.jcf.2021.08.030

Pseudomonas aeruginosa produces specific signalling molecules, 2-alkyl-4-quinolones (AQs) that are detectable in the sputum of adults with cystic fibrosis (CF) and who have pulmonary infection with this opportunistic pathogen. This study aimed to det... Read More about Novel detection of specific bacterial quorum sensing molecules in saliva: Potential non-invasive biomarkers for pulmonary Pseudomonas aeruginosa in cystic fibrosis.

Garlic as an inhibitor of pseudomonas aeruginosa quorum sensing in cystic fibrosis - A pilot randomized controlled trial (2010)
Journal Article
Smyth, A. R., Cifelli, P. M., Ortori, C. A., Righetti, K., Lewis, S., Erskine, P., …Knox, A. (2010). Garlic as an inhibitor of pseudomonas aeruginosa quorum sensing in cystic fibrosis - A pilot randomized controlled trial. Pediatric Pulmonology, 45(4), 356-362. https://doi.org/10.1002/ppul.21193

Pseudomonas aeruginosa forms biofilms in the cystic fibrosis lung. Quorum sensing (QS) controls biofilm maturation, immune evasion, antibiotic tolerance and virulence factor production. Garlic shows QS inhibitory activity in vitro and in animal model... Read More about Garlic as an inhibitor of pseudomonas aeruginosa quorum sensing in cystic fibrosis - A pilot randomized controlled trial.