All Outputs (13)

Mechano-sensitivity of β2-adrenoceptors enhances constitutive activation of cAMP generation that is inhibited by inverse agonists (2024)
Journal Article
Cullum, S. A., Platt, S., Dale, N., Isaac, O. C., Wragg, E. S., Soave, M., …Hill, S. J. (2024). Mechano-sensitivity of β2-adrenoceptors enhances constitutive activation of cAMP generation that is inhibited by inverse agonists. Communications Biology, 7(1), Article 417. https://doi.org/10.1038/s42003-024-06128-2

The concept of agonist-independent signalling that can be attenuated by inverse agonists is a fundamental element of the cubic ternary complex model of G protein-coupled receptor (GPCR) activation. This model shows how a GPCR can exist in two conform... Read More about Mechano-sensitivity of β2-adrenoceptors enhances constitutive activation of cAMP generation that is inhibited by inverse agonists.

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.

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).

Kinetic analysis of fluorescent ligand binding to cell surface receptors: Insights into conformational changes and allosterism in living cells (2023)
Journal Article
Hill, S. J., & Kilpatrick, L. E. (2023). Kinetic analysis of fluorescent ligand binding to cell surface receptors: Insights into conformational changes and allosterism in living cells. British Journal of Pharmacology, https://doi.org/10.1111/bph.16185

Equilibrium binding assays are one of the mainstays of current drug discovery efforts to evaluate the interaction of drugs with receptors in membranes and intact cells. However, in recent years, there has been increased focus on the kinetics of the d... Read More about Kinetic analysis of fluorescent ligand binding to cell surface receptors: Insights into conformational changes and allosterism in living cells.

Characterisation of tyrosine kinase inhibitor-receptor interactions at VEGFR2 using sunitinib-red and nanoBRET (2023)
Journal Article
Van Daele, M., Kilpatrick, L. E., Woolard, J., & Hill, S. J. (2023). Characterisation of tyrosine kinase inhibitor-receptor interactions at VEGFR2 using sunitinib-red and nanoBRET. Biochemical Pharmacology, 214, Article 115672. https://doi.org/10.1016/j.bcp.2023.115672

Vascular endothelial growth factor (VEGF) is an important mediator of angiogenesis, proliferation and migration of vascular endothelial cells. It is well known that cardiovascular safety liability for a wide range of small molecule tyrosine kinase in... Read More about Characterisation of tyrosine kinase inhibitor-receptor interactions at VEGFR2 using sunitinib-red and nanoBRET.

Probing expression of E-selectin using CRISPR-Cas9-mediated tagging with HiBiT in human endothelial cells (2023)
Journal Article
Ogrodzinski, L., Platt, S., Goulding, J., Alexander, C., Farr, T. D., Woolard, J., …Kilpatrick, L. E. (2023). Probing expression of E-selectin using CRISPR-Cas9-mediated tagging with HiBiT in human endothelial cells. iScience, 26(7), Article 107232. https://doi.org/10.1016/j.isci.2023.107232

E-selectin is expressed on endothelial cells in response to inflammatory cytokines and mediates leukocyte rolling and extravasation. However, studies have been hampered by lack of experimental approaches to monitor expression in real time in living c... Read More about Probing expression of E-selectin using CRISPR-Cas9-mediated tagging with HiBiT in human endothelial cells.

Characterisation of IL-23 receptor antagonists and disease relevant mutants using fluorescent probes (2023)
Journal Article
Lay, C. S., Isidro-Llobet, A., Kilpatrick, L. E., Craggs, P. D., & Hill, S. J. (2023). Characterisation of IL-23 receptor antagonists and disease relevant mutants using fluorescent probes. Nature Communications, 14, Article 2882. https://doi.org/10.1038/s41467-023-38541-2

Association of single nucleotide polymorphisms in the IL-23 receptor with several auto-inflammatory diseases, led to the heterodimeric receptor and its cytokine-ligand IL-23, becoming important drug targets. Successful antibody-based therapies direct... Read More about Characterisation of IL-23 receptor antagonists and disease relevant mutants using fluorescent probes.

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.

NanoB2 to monitor interactions of ligands with membrane proteins by combining nanobodies and NanoBRET (2023)
Journal Article
van den Bor, J., Bergkamp, N. D., Anbuhl, S. M., Dekker, F., Comez, D., Perez Almeria, C. V., …Heukers, R. (2023). NanoB2 to monitor interactions of ligands with membrane proteins by combining nanobodies and NanoBRET. Cell Reports Methods, 3(3), Article 100422. https://doi.org/10.1016/j.crmeth.2023.100422

The therapeutic potential of ligands targeting disease-associated membrane proteins is predicted by ligand-receptor binding constants, which can be determined using NanoLuciferase (NanoLuc)-based bioluminescence resonance energy transfer (NanoBRET) m... Read More about NanoB2 to monitor interactions of ligands with membrane proteins by combining nanobodies and NanoBRET.

Use of NanoBiT and NanoBRET to characterise interleukin-23 receptor dimer formation in living cells (2022)
Journal Article
Lay, C. S., Kilpatrick, L. E., Craggs, P. D., & Hill, S. J. (2023). Use of NanoBiT and NanoBRET to characterise interleukin-23 receptor dimer formation in living cells. British Journal of Pharmacology, 180(11), 1444-1459. https://doi.org/10.1111/bph.16018

Background and Purpose: Interleukin-23 (IL-23) and its receptor are important drug targets for the treatment of auto-inflammatory diseases. IL-23 binds to a receptor complex composed of two single transmembrane spanning proteins IL23R and IL12Rβ1. In... Read More about Use of NanoBiT and NanoBRET to characterise interleukin-23 receptor dimer formation in living cells.

Fluorescently tagged nanobodies and NanoBRET to study ligand-binding and agonist-induced conformational changes of full-length EGFR expressed in living cells (2022)
Journal Article
Comez, D., Glenn, J., Anbuhl, S. M., Heukers, R., Smit, M. J., Hill, S. J., & Kilpatrick, L. E. (2022). Fluorescently tagged nanobodies and NanoBRET to study ligand-binding and agonist-induced conformational changes of full-length EGFR expressed in living cells. Frontiers in Immunology, 13, Article 1006718. https://doi.org/10.3389/fimmu.2022.1006718

Introduction: The Epidermal Growth Factor Receptor is a member of the Erb receptor tyrosine kinase family. It binds several ligands including EGF, betacellulin (BTC) and TGF-α, controls cellular proliferation and invasion and is overexpressed in vari... Read More about Fluorescently tagged nanobodies and NanoBRET to study ligand-binding and agonist-induced conformational changes of full-length EGFR expressed in living cells.

A nanoluciferase biosensor to investigate endogenous chemokine secretion and receptor binding (2020)
Journal Article
White, C. W., Kilpatrick, L. E., Pfleger, K. D., & Hill, S. J. (2021). A nanoluciferase biosensor to investigate endogenous chemokine secretion and receptor binding. iScience, 24(1), Article 102011. https://doi.org/10.1016/j.isci.2020.102011

© 2020 The Author(s) Secreted chemokines are critical mediators of cellular communication that elicit intracellular signaling by binding membrane-bound receptors. Here we demonstrate the development and use of a sensitive real-time approach to quanti... Read More about A nanoluciferase biosensor to investigate endogenous chemokine secretion and receptor binding.

Subtype-Selective Fluorescent Ligands as Pharmacological Research Tools for the Human Adenosine A2A Receptor (2019)
Journal Article
Comeo, E., Kindon, N. D., Soave, M., Stoddart, L. A., Kilpatrick, L. E., Scammells, P. J., …Kellam, B. (2020). Subtype-Selective Fluorescent Ligands as Pharmacological Research Tools for the Human Adenosine A2A Receptor. Journal of Medicinal Chemistry, 63(5), 2656-2672. https://doi.org/10.1021/acs.jmedchem.9b01856

© 2019 American Chemical Society. Among class A G protein-coupled receptors (GPCR), the human adenosine A2A receptor (hA2AAR) remains an attractive drug target. However, translation of A2AAR ligands into the clinic has proved challenging and an impro... Read More about Subtype-Selective Fluorescent Ligands as Pharmacological Research Tools for the Human Adenosine A2A Receptor.