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All Outputs (10)

Enhanced clearing of Candida biofilms on a 3D urothelial cell in vitro model using lysozyme-functionalized fluconazole-loaded shellac nanoparticles (2021)
Journal Article
Wang, A., Weldrick, P. J., Madden, L. A., & Paunov, V. N. (2021). Enhanced clearing of Candida biofilms on a 3D urothelial cell in vitro model using lysozyme-functionalized fluconazole-loaded shellac nanoparticles. Biomaterials science / Royal Society of Chemistry, 9(20), 6927-6939. https://doi.org/10.1039/d1bm01035b

Candida urinary tract biofilms are increasingly witnessed in nosocomial infections due to reduced immunity of patients and the hospital ecosystem. The indwelling devices utilized to support patients with urethral diseases that connect the unsterilize... Read More about Enhanced clearing of Candida biofilms on a 3D urothelial cell in vitro model using lysozyme-functionalized fluconazole-loaded shellac nanoparticles.

Biofilm-Infected Human Clusteroid Three-Dimensional Coculture Platform to Replace Animal Models in Testing Antimicrobial Nanotechnologies (2021)
Journal Article
Wang, A., Weldrick, P., Madden, L. A., & Paunov, V. N. (2021). Biofilm-Infected Human Clusteroid Three-Dimensional Coculture Platform to Replace Animal Models in Testing Antimicrobial Nanotechnologies. ACS Applied Materials & Interfaces, 13(19), 22182-22194. https://doi.org/10.1021/acsami.1c02679

Microbial biofilms are a major concern in wound care, implant devices, and organ infections. Biofilms allow higher tolerance to antimicrobial drugs, can impair wound healing, and potentially lead to sepsis. There has been a recent focus on developing... Read More about Biofilm-Infected Human Clusteroid Three-Dimensional Coculture Platform to Replace Animal Models in Testing Antimicrobial Nanotechnologies.

Smart active antibiotic nanocarriers with protease surface functionality can overcome biofilms of resistant bacteria (2020)
Journal Article
Weldrick, P. J., Hardman, M. J., & Paunov, V. N. (2021). Smart active antibiotic nanocarriers with protease surface functionality can overcome biofilms of resistant bacteria. Materials Chemistry Frontiers, 5(2), 961-972. https://doi.org/10.1039/d0qm00874e

Treating bacterial infections with species demonstrating antibiotic resistance to the chosen antibiotic is often hindered due to the ability of certain bacteria to grow biofilms where they can effectively hide and resist the antibiotic action. We rep... Read More about Smart active antibiotic nanocarriers with protease surface functionality can overcome biofilms of resistant bacteria.

Removal of Human Leukemic Cells from Peripheral Blood Mononuclear Cells by Cell Recognition Chromatography with Size Matched Particle Imprints (2020)
Journal Article
Chester, R., Das, A. A. K., Medlock, J., Nees, D., Allsup, D. J., Madden, L. A., & Paunov, V. N. (2020). Removal of Human Leukemic Cells from Peripheral Blood Mononuclear Cells by Cell Recognition Chromatography with Size Matched Particle Imprints. ACS Applied Bio Materials, 3(2), 789-800. https://doi.org/10.1021/acsabm.9b00770

We report a cell recognition chromatography approach for blood cancer cell separation from healthy peripheral blood mononuclear cells (PBMCs) based on sizematched functionalized particle imprints. Negative imprints were prepared from layers of 15 μm... Read More about Removal of Human Leukemic Cells from Peripheral Blood Mononuclear Cells by Cell Recognition Chromatography with Size Matched Particle Imprints.

Targeted removal of blood cancer cells from mixed cell populations by cell recognition with matching particle imprints (2019)
Journal Article
Das, A. A., Remaud, P., Medlock, J., Das, A. A. K., Allsup, D. J., Madden, L. A., Nees, D., Weldrick, P. J., & Paunov, V. N. (2019). Targeted removal of blood cancer cells from mixed cell populations by cell recognition with matching particle imprints. Materials Chemistry Frontiers, 4(1), 197-205. https://doi.org/10.1039/c9qm00531e

We report a new approach for separation of blood cancer cells from healthy white blood cells based on cell recognition by surface functionalised particle imprints. We prepared polymeric particle imprints from a layer of suspension of monodisperse PMM... Read More about Targeted removal of blood cancer cells from mixed cell populations by cell recognition with matching particle imprints.

Enhanced Clearing of Wound-Related Pathogenic Bacterial Biofilms Using Protease-Functionalized Antibiotic Nanocarriers (2019)
Journal Article
Weldrick, P. J., Hardman, M. J., & Paunov, V. N. (2019). Enhanced Clearing of Wound-Related Pathogenic Bacterial Biofilms Using Protease-Functionalized Antibiotic Nanocarriers. ACS Applied Materials & Interfaces, 11(47), 43902-43919. https://doi.org/10.1021/acsami.9b16119

© 2019 American Chemical Society. Biofilms are prevalent in chronic wounds and once formed are very hard to remove, which is associated with poor outcomes and high mortality rates. Biofilms are comprised of surface-attached bacteria embedded in an ex... Read More about Enhanced Clearing of Wound-Related Pathogenic Bacterial Biofilms Using Protease-Functionalized Antibiotic Nanocarriers.

Breathing new life into old antibiotics: Overcoming antibacterial resistance by antibiotic-loaded nanogel carriers with cationic surface functionality (2019)
Journal Article
Weldrick, P. J., Iveson, S., Hardman, M. J., & Paunov, V. N. (2019). Breathing new life into old antibiotics: Overcoming antibacterial resistance by antibiotic-loaded nanogel carriers with cationic surface functionality. Nanoscale, 11(21), 10472-10485. https://doi.org/10.1039/c8nr10022e

Multidrug-resistant pathogens are prevalent in chronic wounds. There is an urgent need to develop novel antimicrobials and formulation strategies that can overcome antibiotic resistance and provide a safe alternative to traditional antibiotics. This... Read More about Breathing new life into old antibiotics: Overcoming antibacterial resistance by antibiotic-loaded nanogel carriers with cationic surface functionality.

Bioimprint aided cell recognition and depletion of human leukemic HL60 cells from peripheral blood (2019)
Journal Article
Das, A. A., Medlock, J., Liang, H., Nees, D., Allsup, D. J., Madden, L. A., & Paunov, V. N. (2019). Bioimprint aided cell recognition and depletion of human leukemic HL60 cells from peripheral blood. Journal of Materials Chemistry B, 7(22), 3497-3504. https://doi.org/10.1039/c9tb00679f

We report a large scale preparation of bioimprints of layers of cultured human leukemic HL60 cells which can perform cell shape and size recognition from a mixture with peripheral blood mononuclear cells (PBMCs). We demonstrate that the bioimprint-ce... Read More about Bioimprint aided cell recognition and depletion of human leukemic HL60 cells from peripheral blood.

Amplified antimicrobial action of chlorhexidine encapsulated in PDAC-functionalized acrylate copolymer nanogel carriers (2018)
Journal Article
Al-Awady, M. J., Weldrick, P. J., Hardman, M. J., Greenway, G. M., & Paunov, V. N. (2018). Amplified antimicrobial action of chlorhexidine encapsulated in PDAC-functionalized acrylate copolymer nanogel carriers. Materials Chemistry Frontiers, 2(11), 2032-2044. https://doi.org/10.1039/c8qm00343b

We have developed and tested a novel functionalised nanocarrier for chlorhexidine (CHX) which provides a very strong enhancement of its antimicrobial action. The nanocarrier was based on lightly-cross-linked acrylate copolymer nanogel particles loade... Read More about Amplified antimicrobial action of chlorhexidine encapsulated in PDAC-functionalized acrylate copolymer nanogel carriers.

Cancer bioimprinting and cell shape recognition for diagnosis and targeted treatment (2017)
Journal Article
Medlock, J., Das, A. A. K., Madden, L. A., Allsup, D. J., & Paunov, V. N. (2017). Cancer bioimprinting and cell shape recognition for diagnosis and targeted treatment. Chemical Society Reviews, 46(16), 5110-5127. https://doi.org/10.1039/c7cs00179g

Cancer incidence and mortality have both increased in the last decade and are predicted to continue to rise. Diagnosis and treatment of cancers are often hampered by the inability to specifically target neoplastic cells. Bioimprinting is a promising... Read More about Cancer bioimprinting and cell shape recognition for diagnosis and targeted treatment.