All Outputs (61)

Synthesis of a porphyrin with histidine-like chelate: an efficient path towards molecular PDT/SPECT theranostics (2020)
Journal Article
Yap, S. Y., Savoie, H., Renard, I., Burke, B. P., Sample, H. C., Michue-Seijas, S., Archibald, S. J., Boyle, R. W., & Stasiuk, G. J. (2020). Synthesis of a porphyrin with histidine-like chelate: an efficient path towards molecular PDT/SPECT theranostics. Chemical communications : Chem comm / the Royal Society of Chemistry, 56(75), 11090-11093. https://doi.org/10.1039/d0cc03958f

© The Royal Society of Chemistry 2020. The goal of “personalised” medicine has seen a growing interest in the development of theranostic agents. Bifunctional, and targeted-trifunctional, theranostic water-soluble porphyrins with a histidine-like chel... Read More about Synthesis of a porphyrin with histidine-like chelate: an efficient path towards molecular PDT/SPECT theranostics.

Homo‐ and heterodinuclear arene‐linked osmium(II) and ruthenium(II) organometallics: probing the impact of metal variation on reactivity and biological activity (2020)
Journal Article
Wilson, C. S., Prior, T. J., Sandland, J., Savoie, H., Boyle, R. W., & Murray, B. S. (in press). Homo‐ and heterodinuclear arene‐linked osmium(II) and ruthenium(II) organometallics: probing the impact of metal variation on reactivity and biological activity. Chemistry: a European journal, https://doi.org/10.1002/chem.202002052

Dinuclear metallodrugs offer much potential in the development of novel anticancer chemotherapeutics as a result of the distinct interactions possible with biomacromolecular targets and the unique biological activity that can result. Here, we describ... Read More about Homo‐ and heterodinuclear arene‐linked osmium(II) and ruthenium(II) organometallics: probing the impact of metal variation on reactivity and biological activity.

Synthesis and in Vitro Biological Evaluation of a Second-Generation Multimodal Water-Soluble Porphyrin-RAPTA Conjugate for the Dual-Therapy of Cancers (2020)
Journal Article
Sandland, J., Savoie, H., Boyle, R. W., & Murray, B. S. (2020). Synthesis and in Vitro Biological Evaluation of a Second-Generation Multimodal Water-Soluble Porphyrin-RAPTA Conjugate for the Dual-Therapy of Cancers. Inorganic chemistry, 59(11), 7884-7893. https://doi.org/10.1021/acs.inorgchem.0c01044

In this study, we report the synthesis and biological evaluation of a novel cationic porphyrin-[Ru(η6-arene)(C2O4)PTA] (RAPTA) conjugate with potential as a multimodal dual-therapeutic agent. In the absence of high intensity light, relative to untrea... Read More about Synthesis and in Vitro Biological Evaluation of a Second-Generation Multimodal Water-Soluble Porphyrin-RAPTA Conjugate for the Dual-Therapy of Cancers.

Evaluation of a bispidine‐based chelator for gallium‐68 and of the porphyrin conjugate as PET/PDT theranostic agent (2020)
Journal Article
Price, T., Yap, S. Y., Gillet, R., Savoie, H., Charbonnière, L. J., Boyle, R. W., Nonat, A. M., & Stasiuk, G. J. (2020). Evaluation of a bispidine‐based chelator for gallium‐68 and of the porphyrin conjugate as PET/PDT theranostic agent. Chemistry: a European journal, 26(34), 7602-7608. https://doi.org/10.1002/chem.201905776

In this study a bispidine ligand has been applied to the complexation of gallium(III) and radiolabelled with gallium-68 for the first time. Despite its 5-coordinate nature, the resulting complex is stable in serum for over two hours, demonstrating a... Read More about Evaluation of a bispidine‐based chelator for gallium‐68 and of the porphyrin conjugate as PET/PDT theranostic agent.

Applications of radiation in photodiagnosis and photodynamic therapy (2020)
Thesis
Entract, G. (2020). Applications of radiation in photodiagnosis and photodynamic therapy. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4222353

The application of radiation to porphyrin-based photosensitisers for the purposes of photodiagnosis and photodynamic therapy have been described in an effort to explore combined therapies, which seek to extend the use of photodynamic therapy beyond i... Read More about Applications of radiation in photodiagnosis and photodynamic therapy.

The Application of Reversible Intramolecular Sulfonamide Ligation to Modulate Reactivity in Organometallic Ruthenium(II) Diamine Complexes (2020)
Journal Article
Kemp, S. A., Prior, T. J., Savoie, H., Boyle, R. W., & Murray, B. S. (2020). The Application of Reversible Intramolecular Sulfonamide Ligation to Modulate Reactivity in Organometallic Ruthenium(II) Diamine Complexes. Molecules, 25(2), 244. https://doi.org/10.3390/molecules25020244

Metallation of biomacromolecular species forms the basis for the anticancer activity of many metallodrugs. A major limitation of these compounds is that their reactivity is indiscriminate and can, in principle, occur in healthy tissue as well as canc... Read More about The Application of Reversible Intramolecular Sulfonamide Ligation to Modulate Reactivity in Organometallic Ruthenium(II) Diamine Complexes.

Porphyrin and metalloporphyrin agents for the personalised treatment and imaging of cancers (2019)
Thesis
Sandland, J. (2019). Porphyrin and metalloporphyrin agents for the personalised treatment and imaging of cancers. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4398472

The improvement of cancer medicine by utilizing the approach of personalised medicine has been investigated, principally, through the combination of diagnostic imaging (PET imaging) with treatment modalities (radiotherapy). Radiotherapy is key to bot... Read More about Porphyrin and metalloporphyrin agents for the personalised treatment and imaging of cancers.

Theranostic porphyrin conjugates for the combined treatment and diagnosis of cancer (2019)
Thesis
Yap, S. Y.-Y. (2019). Theranostic porphyrin conjugates for the combined treatment and diagnosis of cancer. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4221753

The development of theranostic agents capable of the combined treatment of diagnosis of disease has seen a growing interest within the research community. The combination of diagnostic and treatment modality onto a single construct will allow the car... Read More about Theranostic porphyrin conjugates for the combined treatment and diagnosis of cancer.

Selective radiolabelling with 68Ga under mild conditions: a route towards a porphyrin PET/PDT theranostic agent (2018)
Journal Article
Yap, S. Y., Price, T. W., Savoie, H., Boyle, R. W., & Stasiuk, G. J. (2018). Selective radiolabelling with 68Ga under mild conditions: a route towards a porphyrin PET/PDT theranostic agent. Chemical communications : Chem comm / the Royal Society of Chemistry, 54(57), 7952-7954. https://doi.org/10.1039/c8cc03897j

A theranostic conjugate for use as a positron emission tomography (PET) radiotracer and as a photosensitiser for photodynamic therapy (PDT) has been synthesised. A water-soluble porphyrin was coupled with the bifunctional chelate, H4Dpaa.ga. This con... Read More about Selective radiolabelling with 68Ga under mild conditions: a route towards a porphyrin PET/PDT theranostic agent.

Photo-induced anticancer activity and singlet oxygen production of prodigiosenes (2018)
Journal Article
Savoie, H., Figliola, C., Marchal, E., Crabbe, B. W., Hallett-Tapley, G. L., Boyle, R. W., & Thompson, A. (2018). Photo-induced anticancer activity and singlet oxygen production of prodigiosenes. Photochemical & photobiological sciences : an international journal, 17(5), 599-606. https://doi.org/10.1039/c8pp00060c

© 2018 The Royal Society of Chemistry and Owner Societies. The photo-induced cytotoxicity of prodigiosenes is reported. One prodigiosene represents a synthetic analogue of the natural product prodigiosin, and two are conjugated to molecules that targ... Read More about Photo-induced anticancer activity and singlet oxygen production of prodigiosenes.

Synthesis and Characterization of Temperature-Sensitive and Chemically Cross-Linked Poly(N-isopropylacrylamide)/Photosensitizer Hydrogels for Applications in Photodynamic Therapy (2018)
Journal Article
Belali, S., Savoie, H., O’Brien, J. M., Cafolla, A. A., O’Connell, B., Karimi, A. R., Boyle, R. W., & Senge, M. O. (2018). Synthesis and Characterization of Temperature-Sensitive and Chemically Cross-Linked Poly(N-isopropylacrylamide)/Photosensitizer Hydrogels for Applications in Photodynamic Therapy. Biomacromolecules, 19(5), 1592-1601. https://doi.org/10.1021/acs.biomac.8b00293

Copyright © 2018 American Chemical Society. A novel poly(N-isopropylacrylamide) (PNIPAM) hydrogel containing different photosensitizers (protoporphyrin IX (PpIX), pheophorbide a (Pba), and protoporphyrin IX dimethyl ester (PpIX-DME)) has been synthes... Read More about Synthesis and Characterization of Temperature-Sensitive and Chemically Cross-Linked Poly(N-isopropylacrylamide)/Photosensitizer Hydrogels for Applications in Photodynamic Therapy.

pH-dependent modulation of reactivity in Ruthenium(II) organometallics (2018)
Journal Article
Prior, T. J., Savoie, H., Boyle, R. W., & Murray, B. S. (2018). pH-dependent modulation of reactivity in Ruthenium(II) organometallics. Organometallics, 37(3), 294-297. https://doi.org/10.1021/acs.organomet.7b00868

The pH-dependent intramolecular chelation of a tethered sulfonamide ligand in ruthenium(II) arene complexes is demonstrated, a process shown to modulate metal-centered reactivity toward the model ligand guanosine 5′-monophosphate within the physiolog... Read More about pH-dependent modulation of reactivity in Ruthenium(II) organometallics.

Synthesis of a novel HER2 targeted aza-BODIPY–antibody conjugate: synthesis, photophysical characterisation and in vitro evaluation (2018)
Journal Article
Cheng, M. H. Y., Cheng, M. H., Maruani, A., Savoie, H., Chudasama, V., & Boyle, R. W. (2018). Synthesis of a novel HER2 targeted aza-BODIPY–antibody conjugate: synthesis, photophysical characterisation and in vitro evaluation. Organic & biomolecular chemistry, 16(7), 1144-1149. https://doi.org/10.1039/c7ob02957h

We herein report the synthesis and analysis of a novel aza-BODIPY–antibody conjugate, formed by controlled and regioselective bioconjugation methodology. Employing the clinically relevant antibody, which targets HER2 positive cancers, represents the... Read More about Synthesis of a novel HER2 targeted aza-BODIPY–antibody conjugate: synthesis, photophysical characterisation and in vitro evaluation.

Assembly of high-potency photosensitizer-antibody conjugates through application of dendron multiplier technology (2017)
Journal Article
Rodrigues, J. M., Cheng, M. H., Bryden, F., Maruani, A., Rodrigues, J. M. M., Cheng, M. H. Y., Savoie, H., Beeby, A., Chudasama, V., & Boyle, R. W. (2018). Assembly of high-potency photosensitizer-antibody conjugates through application of dendron multiplier technology. Bioconjugate chemistry, 29(1), 176-181. https://doi.org/10.1021/acs.bioconjchem.7b00678

© 2017 American Chemical Society. Exploitation of photosensitizers as payloads for antibody-based anticancer therapeutics offers a novel alternative to the small pool of commonly utilized cytotoxins. However, existing bioconjugation methodologies are... Read More about Assembly of high-potency photosensitizer-antibody conjugates through application of dendron multiplier technology.

Near infrared fluorescence probes : towards applications in fluorescence guided surgery (2017)
Thesis
Cheng, H. Y. (2017). Near infrared fluorescence probes : towards applications in fluorescence guided surgery. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4220740

Surgery has been a popular method for the treatment of cancers, in particular solid tumours; but the surgical margins for cancerous tissues are often indistinct and in most cases, the poor identification of residual cancer tissues can result in re-ex... Read More about Near infrared fluorescence probes : towards applications in fluorescence guided surgery.

Generation of triplet excited states via photoinduced electron transfer in meso-anthra-BODIPY: fluorogenic response toward singlet oxygen in solution and in vitro (2017)
Journal Article
Filatov, M. A., Karuthedath, S., Polestshuk, P. M., Savoie, H., Flanagan, K. J., Sy, C., Sitte, E., Telitchko, M., Laquai, F., Boyle, R. W., & Senge, M. O. (2017). Generation of triplet excited states via photoinduced electron transfer in meso-anthra-BODIPY: fluorogenic response toward singlet oxygen in solution and in vitro. Journal of the American Chemical Society, 139(18), 6282-6285. https://doi.org/10.1021/jacs.7b00551

© 2017 American Chemical Society. Heavy atom-free BODIPY-anthracene dyads (BADs) generate locally excited triplet states by way of photoinduced electron transfer (PeT), followed by recombination of the resulting charge-separated states (CSS). Subsequ... Read More about Generation of triplet excited states via photoinduced electron transfer in meso-anthra-BODIPY: fluorogenic response toward singlet oxygen in solution and in vitro.

Self-sterilising surfaces to combat healthcare associated infections (2017)
Thesis
Turner, C. L. (2017). Self-sterilising surfaces to combat healthcare associated infections. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4266419

The immobilisation of photosensitisers on polymeric supports for use in photodynamic antimicrobial chemotherapy has become increasingly popular. The immobilisation of photosensitisers on polymeric supports has been attempted previously by covalent at... Read More about Self-sterilising surfaces to combat healthcare associated infections.

Synthesis and bactericidal properties of porphyrins immobilized in a polyacrylamide support: influence of metal complexation on photoactivity (2017)
Journal Article
Spagnul, C., Turner, L. C., Giuntini, F., Greenman, J., & Boyle, R. W. (2017). Synthesis and bactericidal properties of porphyrins immobilized in a polyacrylamide support: influence of metal complexation on photoactivity. Journal of Materials Chemistry B, 5(9), 1834-1845. https://doi.org/10.1039/c6tb03198f

Spectroscopic and photodynamic properties of three novel polymeric hydrogels bearing porphyrins have been studied in vitro on the recombinant bioluminescent Gram-negative Escherichia coli DH5α to assess their ability to inactivate bacterial strains i... Read More about Synthesis and bactericidal properties of porphyrins immobilized in a polyacrylamide support: influence of metal complexation on photoactivity.

NanoSOSG : a nanostructured fluorescent probe for detection of intracellular singlet oxygen (2017)
Journal Article
Ruiz-González, R., Gulías, Ò., Ruiz-González, R., Bresolí-Obach, R., Gulías, Ò., Agut, M., Savoie, H., Boyle, R. W., Nonell, S., & Giuntini, F. (2017). NanoSOSG : a nanostructured fluorescent probe for detection of intracellular singlet oxygen. Angewandte Chemie, 56(11), 2885-2888. https://doi.org/10.1002/anie.201609050

A biocompatible fluorescent nanoprobe for singlet oxygen (¹O₂) detection in biological systems was designed, synthesized, and characterized, that circumvents many of the limitations of the molecular probe Singlet Oxygen Sensor Green® (SOSG). This wid... Read More about NanoSOSG : a nanostructured fluorescent probe for detection of intracellular singlet oxygen.

Duramycin-porphyrin conjugates for targeting of tumour cells using photodynamic therapy (2016)
Journal Article
Broughton, L. J., Giuntini, F., Savoie, H., Bryden, F., Boyle, R. W., Maraveyas, A., & Madden, L. A. (2016). Duramycin-porphyrin conjugates for targeting of tumour cells using photodynamic therapy. Journal of photochemistry and photobiology. B, Biology, 163, 374-384. https://doi.org/10.1016/j.jphotobiol.2016.09.001

Duramycin, through binding with phosphatidylethanolamine (PE), has been shown to be a selective molecular probe for the targeting and imaging of cancer cells. Photodynamic therapy aims to bring about specific cytotoxic damage to tumours through deliv... Read More about Duramycin-porphyrin conjugates for targeting of tumour cells using photodynamic therapy.