All Outputs (56)

Ligand-Directed Labeling of the Adenosine A1 Receptor in Living Cells (2024)
Journal Article
Comeo, E., Goulding, J., Lin, C.-Y., Groenen, M., Woolard, J., Kindon, N. D., Harwood, C. R., Platt, S., Briddon, S. J., Kilpatrick, L. E., Scammells, P. J., Hill, S. J., & Kellam, B. (2024). Ligand-Directed Labeling of the Adenosine A1 Receptor in Living Cells. Journal of Medicinal Chemistry, 67(14), 12099–12117. https://doi.org/10.1021/acs.jmedchem.4c00835

The study of protein function and dynamics in their native cellular environment is essential for progressing fundamental science. To overcome the requirement of genetic modification of the protein or the limitations of dissociable fluorescent ligands... Read More about Ligand-Directed Labeling of the Adenosine A1 Receptor in Living Cells.

A novel and selective fluorescent ligand for the study of adenosine A2B receptors (2024)
Journal Article
Patera, F., Mistry, S. J., Kindon, N. D., Comeo, E., Gouding, J., Kellam, B., Kilpatrick, L. E., Franks, H., & Hill, S. J. (2024). A novel and selective fluorescent ligand for the study of adenosine A2B receptors. Pharmacology Research and Perspectives, 12(4), Article e1223. https://doi.org/10.1002/prp2.1223

Fluorescent ligands have proved to be powerful tools in the study of G protein-coupled receptors in living cells. Here we have characterised a new fluorescent ligand PSB603-BY630 that has high selectivity for the human adenosine A2B receptor (A2BR).... Read More about A novel and selective fluorescent ligand for the study of adenosine A2B receptors.

CXCL17 is an allosteric inhibitor of CXCR4 through a mechanism of action involving glycosaminoglycans (2024)
Journal Article
White, C. W., Platt, S., Kilpatrick, L. E., Dale, N., Abhayawardana, R. S., Dekkers, S., …Hill, S. J. (2024). CXCL17 is an allosteric inhibitor of CXCR4 through a mechanism of action involving glycosaminoglycans. Science Signaling, 17(828), Article abl3758. https://doi.org/10.1126/scisignal.abl3758

CXCL17 is a chemokine principally expressed by mucosal tissues, where it facilitates chemotaxis of monocytes, dendritic cells, and macrophages and has antimicrobial properties. CXCL17 is also implicated in the pathology of inflammatory disorders and... Read More about CXCL17 is an allosteric inhibitor of CXCR4 through a mechanism of action involving glycosaminoglycans.

A time-resolved Förster resonance energy transfer assay to investigate drug and inhibitor binding to ABCG2 (2024)
Journal Article
Mitchell-White, J. I., Briggs, D. A., Mistry, S. J., Mbiwan, H. A., Kellam, B., Holliday, N. D., …Kerr, I. D. (2024). A time-resolved Förster resonance energy transfer assay to investigate drug and inhibitor binding to ABCG2. Archives of Biochemistry and Biophysics, 753, Article 109915. https://doi.org/10.1016/j.abb.2024.109915

The human ATP-binding cassette (ABC) transporter, ABCG2, is responsible for multidrug resistance in some tumours. Detailed knowledge of its activity is crucial for understanding drug transport and resistance in cancer, and has implications for wider... Read More about A time-resolved Förster resonance energy transfer assay to investigate drug and inhibitor binding to ABCG2.

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.

Small Molecule Fluorescent Ligands for the Atypical Chemokine Receptor 3 (ACKR3) (2023)
Journal Article
Dekkers, S., Comez, D., Karsai, N., Arimont-Segura, M., Canals, M., Caspar, B., …Stocks, M. J. (2023). Small Molecule Fluorescent Ligands for the Atypical Chemokine Receptor 3 (ACKR3). ACS Medicinal Chemistry Letters, 15(1), 143–148. https://doi.org/10.1021/acsmedchemlett.3c00469

The atypical chemokine receptor 3 (ACKR3) is a receptor that induces cancer progression and metastasis in multiple cell types. Therefore, new chemical tools are required to study the role of ACKR3 in cancer and other diseases. In this study, fluoresc... Read More about Small Molecule Fluorescent Ligands for the Atypical Chemokine Receptor 3 (ACKR3).

A time-resolved Förster resonance energy transfer assay to investigate inhibitor binding to ABCG2 (2023)
Preprint / Working Paper
Mitchell-White, J. I., Briggs, D. A., Mistry, S. J., Mbiwan, H. A., Kellam, B., Holliday, N. D., …Kerr, I. D. A time-resolved Förster resonance energy transfer assay to investigate inhibitor binding to ABCG2

The human ATP-binding cassette (ABC) transporter, ABCG2 is responsible for multidrug resistance in some tumours. Detailed knowledge of its activity is crucial for understanding drug transport and resistance in cancer, and has implications for wider p... Read More about A time-resolved Förster resonance energy transfer assay to investigate inhibitor binding to ABCG2.

Small-Molecule Fluorescent Ligands for the CXCR4 Chemokine Receptor (2023)
Journal Article
Dekkers, S., Caspar, B., Goulding, J., Kindon, N. D., Kilpatrick, L. E., Stoddart, L. A., …Stocks, M. J. (2023). Small-Molecule Fluorescent Ligands for the CXCR4 Chemokine Receptor. Journal of Medicinal Chemistry, 66(7), 5208-5222. https://doi.org/10.1021/acs.jmedchem.3c00151

The C-X-C chemokine receptor type 4, or CXCR4, is a chemokine receptor found to promote cancer progression and metastasis of various cancer cell types. To investigate the pharmacology of this receptor, and to further elucidate its role in cancer, nov... Read More about Small-Molecule Fluorescent Ligands for the CXCR4 Chemokine Receptor.

Characterizing the binding of glycoprotein VI with nanobody 35 reveals a novel monomeric structure of glycoprotein VI where the conformation of D1+D2 is independent of dimerization (2022)
Journal Article
Damaskinaki, F. N., Jooss, N. J., Martin, E. M., Clark, J. C., Thomas, M. R., Poulter, N. S., …Slater, A. (2023). Characterizing the binding of glycoprotein VI with nanobody 35 reveals a novel monomeric structure of glycoprotein VI where the conformation of D1+D2 is independent of dimerization. Journal of Thrombosis and Haemostasis, 21(2), 317-328. https://doi.org/10.1016/j.jtha.2022.11.002

Background: The platelet–signaling receptor glycoprotein VI (GPVI) is a promising antithrombotic target. We have previously raised a series of high-affinity nanobodies (Nbs) against GPVI and identified Nb2, Nb21, and Nb35 as potent GPVI inhibitors. T... Read More about Characterizing the binding of glycoprotein VI with nanobody 35 reveals a novel monomeric structure of glycoprotein VI where the conformation of D1+D2 is independent of dimerization.

Optimization of Peptide Linker-Based Fluorescent Ligands for the Histamine H1 Receptor (2022)
Journal Article
Kok, Z. Y., Stoddart, L. A., Mistry, S. J., Mocking, T. A., Vischer, H. F., Leurs, R., …Kellam, B. (2022). Optimization of Peptide Linker-Based Fluorescent Ligands for the Histamine H1 Receptor. Journal of Medicinal Chemistry, 65(12), 8258–8288. https://doi.org/10.1021/acs.jmedchem.2c00125

The histamine H1 receptor (H1R) has recently been implicated in mediating cell proliferation and cancer progression, therefore high affinity H1R-selective fluorescent ligands are desirable tools for further investigation of this behaviour in vitro an... Read More about Optimization of Peptide Linker-Based Fluorescent Ligands for the Histamine H1 Receptor.

Passerini chemistries for synthesis of polymer pro-drug and polymersome drug delivery nanoparticles (2022)
Journal Article
Travanut, A., Monteiro, P. F., Smith, S., Howdle, S. M., Grabowska, A. M., Kellam, B., …Alexander, C. (2022). Passerini chemistries for synthesis of polymer pro-drug and polymersome drug delivery nanoparticles. Journal of Materials Chemistry B, 10, 3895-3905. https://doi.org/10.1039/d2tb00045h

New materials chemistries are urgently needed to overcome the limitations of existing biomedical materials in terms of preparation, functionality and versatility, and also in regards to their compatibility with biological environments. Here, we show... Read More about Passerini chemistries for synthesis of polymer pro-drug and polymersome drug delivery nanoparticles.

Synthesis, characterisation and evaluation of hyperbranched N-(2-hydroxypropyl) methacrylamides for transport and delivery in pancreatic cell lines in vitro and in vivo (2022)
Journal Article
Anane-Adjei, A. B., Fletcher, N. L., Cavanagh, R. J., Houston, Z. H., Crawford, T., Pearce, A. K., …Alexander, C. (2022). Synthesis, characterisation and evaluation of hyperbranched N-(2-hydroxypropyl) methacrylamides for transport and delivery in pancreatic cell lines in vitro and in vivo. Biomaterials Science, 10(9), 2328-2344. https://doi.org/10.1039/d1bm01548f

Hyperbranched polymers have many promising features for drug delivery, owing to their ease of synthesis, multiple functional group content, and potential for high drug loading with retention of solubility. Here we prepared hyperbranched N-(2-hydroxyp... Read More about Synthesis, characterisation and evaluation of hyperbranched N-(2-hydroxypropyl) methacrylamides for transport and delivery in pancreatic cell lines in vitro and in vivo.

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.

Subtype selective fluorescent ligands based on ICI 118,551 to study the human β2‐adrenoceptor in CRISPR/Cas9 genome‐edited HEK293T cells at low expression levels (2021)
Journal Article
Kellam, B., White, C. W., Goulding, J., Mistry, S. J., Soave, M., Woolard, J., …Hill, S. J. (2021). Subtype selective fluorescent ligands based on ICI 118,551 to study the human β2‐adrenoceptor in CRISPR/Cas9 genome‐edited HEK293T cells at low expression levels. Pharmacology Research and Perspectives, 9(3), Article e00779. https://doi.org/10.1002/prp2.779

Fluorescent ligand technologies have proved to be powerful tools to improve our understanding of ligand-receptor interactions. Here we have characterized a small focused library of nine fluorescent ligands based on the highly selective β2-adrenocepto... Read More about Subtype selective fluorescent ligands based on ICI 118,551 to study the human β2‐adrenoceptor in CRISPR/Cas9 genome‐edited HEK293T cells at low expression levels.

Development and Application of Subtype-Selective Fluorescent Antagonists for the Study of the Human Adenosine A1 Receptor in Living Cells (2021)
Journal Article
Comeo, E., Trinh, P., Nguyen, A. T., Nowell, C. J., Kindon, N. D., Soave, M., …Scammells, P. J. (2021). Development and Application of Subtype-Selective Fluorescent Antagonists for the Study of the Human Adenosine A1 Receptor in Living Cells. Journal of Medicinal Chemistry, 64(10), 6670-6695. https://doi.org/10.1021/acs.jmedchem.0c02067

The adenosine A1 receptor (A1AR) is a G-protein-coupled receptor (GPCR) that provides important therapeutic opportunities for a number of conditions including congestive heart failure, tachycardia, and neuropathic pain. The development of A1AR-select... Read More about Development and Application of Subtype-Selective Fluorescent Antagonists for the Study of the Human Adenosine A1 Receptor in Living Cells.

Efficient G protein coupling is not required for agonist‐mediated internalization and membrane reorganization of the adenosine A 3 receptor (2021)
Journal Article
Stoddart, L. A., Kilpatrick, L. E., Corriden, R., Kellam, B., Briddon, S. J., & Hill, S. J. (2021). Efficient G protein coupling is not required for agonist‐mediated internalization and membrane reorganization of the adenosine A 3 receptor. FASEB Journal, 35(4), Article e21211. https://doi.org/10.1096/fj.202001729rr

Organization of G protein-coupled receptors at the plasma membrane has been the focus of much recent attention. Advanced microscopy techniques have shown that these receptors can be localized to discrete microdomains and reorganization upon ligand ac... Read More about Efficient G protein coupling is not required for agonist‐mediated internalization and membrane reorganization of the adenosine A 3 receptor.

Ligand-directed covalent labelling of a GPCR with a fluorescent tag in live cells (2020)
Journal Article
Stoddart, L. A., Kindon, N. D., Otun, O., Harwood, C. R., Patera, F., Veprintsev, D. B., …Kellam, B. (2020). Ligand-directed covalent labelling of a GPCR with a fluorescent tag in live cells. Communications Biology, 3(1), Article 722. https://doi.org/10.1038/s42003-020-01451-w

© 2020, The Author(s). To study the localisation of G protein-coupled receptors (GPCR) in their native cellular environment requires their visualisation through fluorescent labelling. To overcome the requirement for genetic modification of the recept... Read More about Ligand-directed covalent labelling of a GPCR with a fluorescent tag in live cells.

Using Esterase Selectivity to Determine the in Vivo Duration of Systemic Availability and Abolish Systemic Side Effects of Topical β-Blockers (2020)
Journal Article
Baker, J. G., Fromont, C., Bruder, M., Thompson, K. S., Kellam, B., Hill, S. J., …Fischer, P. M. (2020). Using Esterase Selectivity to Determine the in Vivo Duration of Systemic Availability and Abolish Systemic Side Effects of Topical β-Blockers. ACS Pharmacology & Translational Science, 3(4), 737-748. https://doi.org/10.1021/acsptsci.0c00051

© 2020 American Chemical Society. For disorders of the skin, eyes, ears, and respiratory tract, topical drugs, delivered directly to the target organ, are a therapeutic option. Compared with systemic oral therapy, the benefits of topical treatments i... Read More about Using Esterase Selectivity to Determine the in Vivo Duration of Systemic Availability and Abolish Systemic Side Effects of Topical β-Blockers.

Monitoring Allosteric Interactions with CXCR4 Using NanoBiT Conjugated Nanobodies (2020)
Journal Article
Soave, M., Heukers, R., Kellam, B., Woolard, J., Smit, M. J., Briddon, S. J., & Hill, S. J. (2020). Monitoring Allosteric Interactions with CXCR4 Using NanoBiT Conjugated Nanobodies. Cell Chemical Biology, 27, 1-12. https://doi.org/10.1016/j.chembiol.2020.06.006

© 2020 The Authors Camelid single-domain antibody fragments (nanobodies) offer the specificity of an antibody in a single 15-kDa immunoglobulin domain. Their small size allows for easy genetic manipulation of the nanobody sequence to incorporate prot... Read More about Monitoring Allosteric Interactions with CXCR4 Using NanoBiT Conjugated Nanobodies.

Identification of a novel toxicophore in anti-cancer chemotherapeutics that targets mitochondrial respiratory complex I (2020)
Journal Article
Stephenson, Z. A., Harvey, R. F., Pryde, K. R., Mistry, S., Hardy, R. E., Serreli, R., …Willis, A. E. (2020). Identification of a novel toxicophore in anti-cancer chemotherapeutics that targets mitochondrial respiratory complex I. eLife, 9, Article e55845. https://doi.org/10.7554/elife.55845

Disruption of mitochondrial function selectively targets tumour cells that are dependent on oxidative phosphorylation. However, due to their high energy demands, cardiac cells are disproportionately targeted by mitochondrial toxins resulting in a los... Read More about Identification of a novel toxicophore in anti-cancer chemotherapeutics that targets mitochondrial respiratory complex I.