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Triblock copolymer micelles enhance solubility, permeability and activity of a quorum sensing inhibitor against Pseudomonas aeruginosa biofilms (2024)
Journal Article
Kasza, K., Soukarieh, F., Romero, M., Hardie, K. R., Gurnani, P., Cámara, M., & Alexander, C. (2024). Triblock copolymer micelles enhance solubility, permeability and activity of a quorum sensing inhibitor against Pseudomonas aeruginosa biofilms. RSC Applied Polymers, https://doi.org/10.1039/D3LP00208J

Antimicrobial resistance is a threat to public health for which new treatments are urgently required. The capability of bacteria to form biofilms is of particular concern as it enables high bacterial tolerance to conventional therapies by reducing dr... Read More about Triblock copolymer micelles enhance solubility, permeability and activity of a quorum sensing inhibitor against Pseudomonas aeruginosa biofilms.

Ciprofloxacin poly(β-amino ester) conjugates enhance antibiofilm activity and slow the development of resistance (2024)
Journal Article
Kasza, K., Richards, B., Jones, S., Romero, M., Robertson, S. N., Hardie, K. R., …Alexander, C. (2024). Ciprofloxacin poly(β-amino ester) conjugates enhance antibiofilm activity and slow the development of resistance. ACS Applied Materials and Interfaces, 16(5), 5412-5425. https://doi.org/10.1021/acsami.3c14357

To tackle the emerging antibiotic resistance crisis, novel antimicrobial approaches are urgently needed. Bacterial biofilms are a particular concern in this context as they are responsible for over 80% of bacterial infections and are inherently more... Read More about Ciprofloxacin poly(β-amino ester) conjugates enhance antibiofilm activity and slow the development of resistance.

Design, Synthesis, and Evaluation of New 1H-Benzo[d]imidazole Based PqsR Inhibitors as Adjuvant Therapy for Pseudomonas aeruginosa Infections (2024)
Journal Article
Soukarieh, F., Mashabi, A., Richardson, W., Oton, E. V., Romero, M., Dubern, J., …Cámara, M. (2024). Design, Synthesis, and Evaluation of New 1H-Benzo[d]imidazole Based PqsR Inhibitors as Adjuvant Therapy for Pseudomonas aeruginosa Infections. Journal of Medicinal Chemistry, 67(2), 1008-1023. https://doi.org/10.1021/acs.jmedchem.3c00973

Pseudomonas aeruginosa is one of the top priority pathogens that requires immediate attention according to the World Health Organisation (WHO). Due to the alarming shortage of novel antimicrobials, targeting quorum sensing (QS), a bacterial cell to c... Read More about Design, Synthesis, and Evaluation of New 1H-Benzo[d]imidazole Based PqsR Inhibitors as Adjuvant Therapy for Pseudomonas aeruginosa Infections.

Growth rate and nutrient limitation as key drivers of extracellular quorum sensing signal molecule accumulation in Pseudomonas aeruginosa (2023)
Journal Article
Dubern, J., Halliday, N., Cámara, M., Winzer, K., Barrett, D. A., Hardie, K. R., & Williams, P. (2023). Growth rate and nutrient limitation as key drivers of extracellular quorum sensing signal molecule accumulation in Pseudomonas aeruginosa. Microbiology, 169(4), Article 001316. https://doi.org/10.1099/mic.0.001316

In Pseudomonas aeruginosa, quorum sensing (QS) depends on an interconnected regulatory hierarchy involving the Las, Rhl and Pqs systems, which are collectively responsible for the co-ordinated synthesis of a diverse repertoire of N-acylhomoserine lac... Read More about Growth rate and nutrient limitation as key drivers of extracellular quorum sensing signal molecule accumulation in Pseudomonas aeruginosa.

Design of Quorum Sensing Inhibitor–Polymer Conjugates to Penetrate Pseudomonas aeruginosa Biofilms (2023)
Journal Article
Soukarieh, F., Gurnani, P., Romero, M., Halliday, N., Stocks, M., Alexander, C., & Cámara, M. (2023). Design of Quorum Sensing Inhibitor–Polymer Conjugates to Penetrate Pseudomonas aeruginosa Biofilms. ACS Macro Letters, 12(3), 314-319. https://doi.org/10.1021/acsmacrolett.2c00699

Antimicrobial resistance (AMR) is a global threat to public health with a forecast of a negative financial impact of one trillion dollars per annum, hence novel therapeutics are urgently needed. The resistance of many bacteria against current drugs i... Read More about Design of Quorum Sensing Inhibitor–Polymer Conjugates to Penetrate Pseudomonas aeruginosa Biofilms.

Carbohydrates from Pseudomonas aeruginosa biofilms interact with immune C-type lectins and interfere with their receptor function (2021)
Journal Article
Singh, S., Almuhanna, Y., Alshahrani, M. Y., Lowman, D. W., Rice, P. J., Gell, C., …Martinez-Pomares, L. (2021). Carbohydrates from Pseudomonas aeruginosa biofilms interact with immune C-type lectins and interfere with their receptor function. npj Biofilms and Microbiomes, 7(1), Article 87. https://doi.org/10.1038/s41522-021-00257-w

Bacterial biofilms represent a challenge to the healthcare system because of their resilience against antimicrobials and immune attack. Biofilms consist of bacterial aggregates embedded in an extracellular polymeric substance (EPS) composed of polysa... Read More about Carbohydrates from Pseudomonas aeruginosa biofilms interact with immune C-type lectins and interfere with their receptor function.

Design and Evaluation of New Quinazolin-4(3 H)-one Derived PqsR Antagonists as Quorum Sensing Quenchers in Pseudomonas aeruginosa (2021)
Journal Article
Soukarieh, F., Mashabi, A., Richardson, W., Oton, E. V., Romero, M., Roberston, S. N., …Cámara, M. (2021). Design and Evaluation of New Quinazolin-4(3 H)-one Derived PqsR Antagonists as Quorum Sensing Quenchers in Pseudomonas aeruginosa. ACS Infectious Diseases, 7(9), 2666-2685. https://doi.org/10.1021/acsinfecdis.1c00175

P. aeruginosa (PA) continues to pose a threat to global public health due to its high levels of antimicrobial resistance (AMR). The ongoing AMR crisis has led to an alarming shortage of effective treatments for resistant microbes, and hence there is... Read More about Design and Evaluation of New Quinazolin-4(3 H)-one Derived PqsR Antagonists as Quorum Sensing Quenchers in Pseudomonas aeruginosa.

Combining Inducible Lectin Expression and Magnetic Glyconanoparticles for the Selective Isolation of Bacteria from Mixed Populations (2021)
Journal Article
Petch, J. E., Gurnani, P., Yilmaz, G., Mastrotto, F., Alexander, C., Heeb, S., …Mantovani, G. (2021). Combining Inducible Lectin Expression and Magnetic Glyconanoparticles for the Selective Isolation of Bacteria from Mixed Populations. ACS Applied Materials and Interfaces, 13(16), 19230-19243. https://doi.org/10.1021/acsami.1c00907

The selective isolation of bacteria from mixed populations has been investigated in varied applications ranging from differential pathogen identification in medical diagnostics and food safety to the monitoring of microbial stress dynamics in industr... Read More about Combining Inducible Lectin Expression and Magnetic Glyconanoparticles for the Selective Isolation of Bacteria from Mixed Populations.

Model-Informed Drug Discovery and Development in Pulmonary Delivery: Biopharmaceutical Pharmacometric Modeling for Formulation Evaluation of Pulmonary Suspensions (2020)
Journal Article
Sou, T., Soukarieh, F., Williams, P., Stocks, M. J., Cámara, M., & Bergström, C. A. S. (2020). Model-Informed Drug Discovery and Development in Pulmonary Delivery: Biopharmaceutical Pharmacometric Modeling for Formulation Evaluation of Pulmonary Suspensions. ACS Omega, 5(40), 25733-25746. https://doi.org/10.1021/acsomega.0c03004

Copyright © 2020 American Chemical Society. For respiratory conditions, targeted drug delivery to the lungs could produce higher local concentrations with reduced risk of adverse events compared to systemic administration. Despite the increasing inte... Read More about Model-Informed Drug Discovery and Development in Pulmonary Delivery: Biopharmaceutical Pharmacometric Modeling for Formulation Evaluation of Pulmonary Suspensions.

Novel quinazolinone inhibitors of the Pseudomonas aeruginosa quorum sensing transcriptional regulator PqsR (2020)
Journal Article
Grossman, S., Soukarieh, F., Richardson, W., Liu, R., Mashabi, A., Emsley, J., …Stocks, M. J. (2020). Novel quinazolinone inhibitors of the Pseudomonas aeruginosa quorum sensing transcriptional regulator PqsR. European Journal of Medicinal Chemistry, 208, Article 112778. https://doi.org/10.1016/j.ejmech.2020.112778

© 2020 The Authors Rising numbers of cases of multidrug- and extensively drug-resistant Pseudomonas aeruginosa over recent years have created an urgent need for novel therapeutic approaches to cure potentially fatal infections. One such approach is v... Read More about Novel quinazolinone inhibitors of the Pseudomonas aeruginosa quorum sensing transcriptional regulator PqsR.