Outputs (45)

Polymer-Coated Urinary Catheter Reduces Biofilm Formation and Biomineralization: A First-in-Man, Prospective Pilot Study (2024)
Journal Article
Kalenderski, K., Dubern, J., Lewis-Lloyd, C., Jeffery, N., Heeb, S., Irvine, D. J., …Williams, P. (2024). Polymer-Coated Urinary Catheter Reduces Biofilm Formation and Biomineralization: A First-in-Man, Prospective Pilot Study. Journal of Urology Open PLus, 2(1), Article e00005. https://doi.org/10.1097/JU9.0000000000000097

Purpose: Biofilm formation and biomineralization on urinary catheters may cause severe complications including infection and obstruction. Here, we describe an in vitro evaluation and prospective pilot clinical study of a silicone catheter coated with... Read More about Polymer-Coated Urinary Catheter Reduces Biofilm Formation and Biomineralization: A First-in-Man, Prospective Pilot Study.

Spatially resolved molecular analysis of host response to medical device implantation using the 3D OrbiSIMS highlights a critical role for lipids (2024)
Journal Article
Suvannapruk, W., Fisher, L. E., Luckett, J. C., Edney, M. K., Kotowska, A. M., Kim, D., …Alexander, M. R. (in press). Spatially resolved molecular analysis of host response to medical device implantation using the 3D OrbiSIMS highlights a critical role for lipids. Advanced Science, https://doi.org/10.1101/2023.08.18.553860

A key goal for implanted medical devices is that they do not elicit a detrimental immune response. Macrophages play critical roles in modulation of the host immune response and are the major cells responsible for persistent inflammatory reactions to... Read More about Spatially resolved molecular analysis of host response to medical device implantation using the 3D OrbiSIMS highlights a critical role for lipids.

Toward Comprehensive Analysis of the 3D Chemistry of Pseudomonas aeruginosa Biofilms (2023)
Journal Article
Kotowska, A. M., Zhang, J., Carabelli, A., Watts, J., Aylott, J. W., Gilmore, I. S., …Alexander, M. R. (2023). Toward Comprehensive Analysis of the 3D Chemistry of Pseudomonas aeruginosa Biofilms. Analytical Chemistry, 95(49), 18287-18294. https://doi.org/10.1021/acs.analchem.3c04443

Bacterial biofilms are structured communities consisting of cells enmeshed in a self-generated extracellular matrix usually attached to a surface. They contain diverse classes of molecules including polysaccharides, lipids, proteins, nucleic acids, a... Read More about Toward Comprehensive Analysis of the 3D Chemistry of Pseudomonas aeruginosa Biofilms.

Optimization of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in a small animal model (2023)
Journal Article
Dooley, M., Luckett, J., Alexander, M. R., Matousek, P., Dehghani, H., Ghaemmaghami, A. M., & Notingher, I. (2023). Optimization of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in a small animal model. Biomedical Optics Express, 14(12), 6592-6606. https://doi.org/10.1364/boe.512118

Diffuse Raman spectroscopy (DRS) allows subsurface molecular analysis of optically turbid samples. Numerical modeling of light propagation was used as a method for improving the design of an DRS instrument to maximize the signal to noise ratio (SNR)... Read More about Optimization of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in a small animal model.

Optimisation of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in small animal model (2023)
Journal Article
Dooley, M., Luckett, J., Alexander, M. R., Matousek, P., Dehghani, H., Ghaemmaghami, A. M., & Notingher, I. (2023). Optimisation of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in small animal model. Biomedical Optics Express, 14(12), 6592-6606. https://doi.org/10.1364/BOE.512118

Diffuse Raman spectroscopy (DRS) allows subsurface molecular analysis of optically turbid samples. Numerical modelling of light propagation was used as a method for improving the design of an DRS instrument to maximize the signal to noise ratio (SNR)... Read More about Optimisation of diffuse Raman spectroscopy for in-vivo quantification of foreign body response in small animal model.

A potential alternative to fungicides using actives-free (meth)acrylate polymers for protection of wheat crops from fungal attachment and infection (2023)
Journal Article
Crawford, L. A., Cuzzucoli Crucitti, V., Stimpson, A., Morgan, C., Blake, J., Wildman, R. D., …Avery, S. V. (2023). A potential alternative to fungicides using actives-free (meth)acrylate polymers for protection of wheat crops from fungal attachment and infection. Green Chemistry, 25(21), 8558-8569. https://doi.org/10.1039/d3gc01911j

Fungicidal compounds are actives widely used for crop protection from fungal infection, but they can also kill beneficial organisms, enter the food chain and promote resistant pathogen strains from overuse. Here we report the first field crop trial o... Read More about A potential alternative to fungicides using actives-free (meth)acrylate polymers for protection of wheat crops from fungal attachment and infection.

Identification of Pseudomonas aeruginosa exopolysaccharide Psl in biofilms using 3D OrbiSIMS (2023)
Journal Article
Khateb, H., Hook, A. L., Kern, S., Watts, J. A., Singh, S., Jackson, D., …Alexander, M. R. (2023). Identification of Pseudomonas aeruginosa exopolysaccharide Psl in biofilms using 3D OrbiSIMS. Biointerphases, 18(3), Article 031007. https://doi.org/10.1116/6.0002604

Secondary ion mass spectrometry (SIMS) offers advantages over both liquid extraction mass spectrometry and matrix assisted laser desorption mass spectrometry in that it provides the direct in situ analysis of molecules and has the potential to preser... Read More about Identification of Pseudomonas aeruginosa exopolysaccharide Psl in biofilms using 3D OrbiSIMS.

Linear Binary Classifier to Predict Bacterial Biofilm Formation on Polyacrylates (2023)
Journal Article
Contreas, L., Hook, A. L., Winkler, D. A., Figueredo, G., Williams, P., Laughton, C. A., …Williams, P. M. (2023). Linear Binary Classifier to Predict Bacterial Biofilm Formation on Polyacrylates. ACS Applied Materials and Interfaces, 15(11), 14155-14163. https://doi.org/10.1021/acsami.2c23182

Bacterial infections are increasingly problematic due to the rise of antimicrobial resistance. Consequently, the rational design of materials naturally resistant to biofilm formation is an important strategy for preventing medical device-associated i... Read More about Linear Binary Classifier to Predict Bacterial Biofilm Formation on Polyacrylates.

Exploring the Relationship between Polymer Surface Chemistry and Bacterial Attachment Using ToF-SIMS and Self-Organizing maps (2023)
Journal Article
Wong, S. Y., Hook, A. L., Gardner, W., Chang, C., Mei, Y., Davies, M. C., …Pigram, P. J. (2023). Exploring the Relationship between Polymer Surface Chemistry and Bacterial Attachment Using ToF-SIMS and Self-Organizing maps. Advanced Materials Interfaces, 10(9), Article 2202334. https://doi.org/10.1002/admi.202202334

Biofilm formation is a major cause of hospital-acquired infections. Research into biofilm-resistant materials is therefore critical to reduce the frequency of these events. Polymer microarrays offer a high-throughput approach to enable the efficient... Read More about Exploring the Relationship between Polymer Surface Chemistry and Bacterial Attachment Using ToF-SIMS and Self-Organizing maps.

Discovery of a polymer resistant to bacterial biofilm, swarming, and encrustation (2023)
Journal Article
Dubern, J. F., Hook, A. L., Carabelli, A. M., Chang, C. Y., Lewis-Lloyd, C. A., Luckett, J. C., …Williams, P. (2023). Discovery of a polymer resistant to bacterial biofilm, swarming, and encrustation. Science Advances, 9(4), Article eadd7474. https://doi.org/10.1126/sciadv.add7474

Innovative approaches to prevent catheter-associated urinary tract infections (CAUTIs) are urgently required. Here, we describe the discovery of an acrylate copolymer capable of resisting single- and multispecies bacterial biofilm formation, swarming... Read More about Discovery of a polymer resistant to bacterial biofilm, swarming, and encrustation.