All Outputs (8)

Bullseye Analysis: A Fluorescence Microscopy Technique to Detect Local Changes in Intracellular Reactive Oxygen Species (ROS) Production (2022)
Journal Article
Hughes, J. G., Chisholm, D. R., Whiting, A., Girkin, J. M., & Ambler, C. A. (2023). Bullseye Analysis: A Fluorescence Microscopy Technique to Detect Local Changes in Intracellular Reactive Oxygen Species (ROS) Production. Microscopy and Microanalysis, 29(2), 529-539. https://doi.org/10.1093/micmic/ozac040

Reactive oxygen species (ROS) are naturally produced compounds that play important roles in cell signaling, gene regulation, and biological defense, including involvement in the oxidative burst that is central to the anti-microbial actions of macroph... Read More about Bullseye Analysis: A Fluorescence Microscopy Technique to Detect Local Changes in Intracellular Reactive Oxygen Species (ROS) Production.

Synthetic Diphenylacetylene-Based Retinoids Induce DNA Damage in Chinese Hamster Ovary Cells without Altering Viability (2022)
Journal Article
Hudhud, L., Chisholm, D. R., Whiting, A., Steib, A., Pohóczky, K., Kecskés, A., …Helyes, Z. (2022). Synthetic Diphenylacetylene-Based Retinoids Induce DNA Damage in Chinese Hamster Ovary Cells without Altering Viability. Molecules, 27(3), Article 977. https://doi.org/10.3390/molecules27030977

All-trans-retinoic acid (ATRA), the active metabolite of vitamin A, plays a pivotal role in cell differentiation, proliferation and embryonic development. It is an effective therapy for dermatological disorders and malignancies. ATRA is prone to isom... Read More about Synthetic Diphenylacetylene-Based Retinoids Induce DNA Damage in Chinese Hamster Ovary Cells without Altering Viability.

Cellular localisation of structurally diverse diphenylacetylene fluorophores (2020)
Journal Article
Chisholm, D. R., Hughes, J. G., Blacker, T. S., Humann, R., Adams, C., Callaghan, D., …Whiting, A. (2020). Cellular localisation of structurally diverse diphenylacetylene fluorophores. Organic and Biomolecular Chemistry, 18(45), 9231-9245. https://doi.org/10.1039/d0ob01153c

Fluorescent probes are increasingly used as reporter molecules in a wide variety of biophysical experiments, but when designing new compounds it can often be difficult to anticipate the effect that changing chemical structure can have on cellular loc... Read More about Cellular localisation of structurally diverse diphenylacetylene fluorophores.

Detection and Time-Tracking Activation of a Photosensitiser on Live Single Colorectal Cancer Cells Using Raman Spectroscopy (2020)
Journal Article
Gala De Pablo, J., Chisholm, D., Ambler, C., Peyman, S., Whiting, A., & Evans, S. (2020). Detection and Time-Tracking Activation of a Photosensitiser on Live Single Colorectal Cancer Cells Using Raman Spectroscopy. Analyst, 145(17), 5878-5888. https://doi.org/10.1039/d0an01023e

Raman spectroscopy has been used to observe uptake, metabolism and response of single-cells to drugs. Photodynamic therapy is based on the use of light, a photosensitiser and oxygen to destroy tumour tissue. Here, we used single-cell Raman spectrosco... Read More about Detection and Time-Tracking Activation of a Photosensitiser on Live Single Colorectal Cancer Cells Using Raman Spectroscopy.

CYP26A1 gene promoter is a useful tool for reporting RAR-mediated retinoid activity (2019)
Journal Article
Zolfaghari, R., Mattie, F. J., Wei, C., Chisholm, D. R., Whiting, A., & Ross, A. C. (2019). CYP26A1 gene promoter is a useful tool for reporting RAR-mediated retinoid activity. Analytical Biochemistry, 577, 98-109. https://doi.org/10.1016/j.ab.2019.04.022

Of numerous genes regulated by retinoic acid (RA), CYP26A1 is the most inducible gene by RA. In this study, we have used a shortened construct form, E4, of the CYP26A1 gene promoter, in a promoter-less vector with either luciferase or red fluorescent... Read More about CYP26A1 gene promoter is a useful tool for reporting RAR-mediated retinoid activity.

A Bioluminescence Reporter Assay for Retinoic Acid Control of Translation of the GluR1 Subunit of the AMPA Glutamate Receptor (2019)
Journal Article
Khatib, T., Whiting, A., Chisholm, D. R., Redfern, C., Müller, B., & McCaffery, P. (2019). A Bioluminescence Reporter Assay for Retinoic Acid Control of Translation of the GluR1 Subunit of the AMPA Glutamate Receptor. Molecular Neurobiology, 56(10), 7074-7084. https://doi.org/10.1007/s12035-019-1571-9

Retinoic acid (RA) regulates numerous aspects of central nervous system function through modulation of gene transcription via retinoic acid receptors (RARs). However, RA has important roles independent of gene transcription (non-genomic actions) and... Read More about A Bioluminescence Reporter Assay for Retinoic Acid Control of Translation of the GluR1 Subunit of the AMPA Glutamate Receptor.

Fluorescent retinoic acid analogues as probes for biochemical and intracellular characterization of retinoid signalling pathways (2019)
Journal Article
Chisholm, D., Tomlinson, C., Zhou, G., Holden, C., Affleck, V., Lamb, R., …Pohl, E. (2019). Fluorescent retinoic acid analogues as probes for biochemical and intracellular characterization of retinoid signalling pathways. ACS Chemical Biology, 14(3), 369-377. https://doi.org/10.1021/acschembio.8b00916

Retinoids, such as all-trans-retinoic acid (ATRA), are endogenous signalling molecules derived from Vitamin A that influ-ence a variety of cellular processes through mediation of transcription events in the cell nucleus. Due to these wide-ranging and... Read More about Fluorescent retinoic acid analogues as probes for biochemical and intracellular characterization of retinoid signalling pathways.

A novel fluorescence competition assay for retinoic acid binding proteins (2018)
Journal Article
Tomlinson, C. W., Chisholm, D. R., Valentine, R., Whiting, A., & Pohl, E. (2018). A novel fluorescence competition assay for retinoic acid binding proteins. ACS Medicinal Chemistry Letters, 9(12), 1297–1300-1300. https://doi.org/10.1021/acsmedchemlett.8b00420

Vitamin A derived retinoid compounds have multiple, powerful roles in the cellular growth and development cycle, and as a result have attracted significant attention from both academic and pharmaceutical research in developing and characterizing synt... Read More about A novel fluorescence competition assay for retinoic acid binding proteins.