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Multivalency in CXCR4 chemokine receptor targeted iron oxide nanoparticles (2021)
Journal Article
Baghdadi, N. E., Burke, B. P., Alresheedi, T., Nigam, S., Saeed, A., Almutairi, F., …Archibald, S. J. (2021). Multivalency in CXCR4 chemokine receptor targeted iron oxide nanoparticles. Dalton transactions : an international journal of inorganic chemistry / RSoC, 50(5), 1599-1603. https://doi.org/10.1039/d0dt02626c

The CXCR4 chemokine receptor is an important biomolecular target in cancer diagnostics and therapeutics. In a new multivalent approach, iron oxide nanoparticles were conjugated with multiple binding units of a low affinity azamacrocylic CXCR4 antagon... Read More about Multivalency in CXCR4 chemokine receptor targeted iron oxide nanoparticles.

Towards dual SPECT/optical bioimaging with a mitochondrial targeting, 99mTc(i) radiolabelled 1,8-naphthalimide conjugate (2020)
Journal Article
Oyston, P. C., Pope, S. J., Day, A. H., Domarkas, J., Nigam, S., Renard, I., …Pope, S. J. A. (in press). Towards dual SPECT/optical bioimaging with a mitochondrial targeting, 99mTc(i) radiolabelled 1,8-naphthalimide conjugate. Dalton transactions : an international journal of inorganic chemistry / RSoC, 49(2), 511-523. https://doi.org/10.1039/c9dt04024b

A series of six different 1,8-naphthalimide conjugated dipicolylamine ligands (L1-6) have been synthesised and characterised. The ligands possess a range of different linker units between the napthalimide fluorophore and dipcolylamine chelator which... Read More about Towards dual SPECT/optical bioimaging with a mitochondrial targeting, 99mTc(i) radiolabelled 1,8-naphthalimide conjugate.

Synthesis, structure, and cytotoxicity studies of oxidovanadium(IV and V) complexes bearing chelating phenolates (2019)
Journal Article
Miller-Shakesby, D. M., Nigam, S., Brookfield, A., McInnes, E. J., Prior, T. J., Archibald, S. J., & Redshaw, C. (2019). Synthesis, structure, and cytotoxicity studies of oxidovanadium(IV and V) complexes bearing chelating phenolates. Polyhedron, 171, 1-9. https://doi.org/10.1016/j.poly.2019.06.051

The interaction of [VO(acac)2] with 2,6-bis(hydroxymethyl)-4-methylphenol (L1H3) or 6,6/-methylenebis(4-tert-butyl-2-(hydroxymethyl)phenol) (L2H4) in refluxing toluene afforded, following work-up in ethanol, the complexes [VOL1]2 (1) and {[VO(acac)(H... Read More about Synthesis, structure, and cytotoxicity studies of oxidovanadium(IV and V) complexes bearing chelating phenolates.

64Cu PET Imaging of the CXCR4 Chemokine Receptor Using a Cross-Bridged Cyclam Bis-Tetraazamacrocyclic Antagonist (2019)
Journal Article
Cawthorne, C. J., Hubin, T. J., Thompson, J. A., Clemente, G. S., Lee, R. E., Miranda, C. S., …Archibald, S. J. (2020). 64Cu PET Imaging of the CXCR4 Chemokine Receptor Using a Cross-Bridged Cyclam Bis-Tetraazamacrocyclic Antagonist. Journal of nuclear medicine, 61(1), 123-128. https://doi.org/10.2967/jnumed.118.218008

© 2020 by the Society of Nuclear Medicine and Molecular Imaging. Expression of the chemokine receptor chemokine C-X-C motif receptor 4 (CXCR4) plays an important role in cancer metastasis, in autoimmune diseases, and during stem cell-based repair pro... Read More about 64Cu PET Imaging of the CXCR4 Chemokine Receptor Using a Cross-Bridged Cyclam Bis-Tetraazamacrocyclic Antagonist.

Synthesis, Crystal Structure, and Cytotoxicity Studies of titanacalix[4 and 8]arene Complexes (2018)
Journal Article
Miller-Shakesby, D. M., Nigam, S., Hughes, D. L., Lopez-Estelles, E., Elsegood, M. R., Cawthorne, C. J., …Redshaw, C. (2018). Synthesis, Crystal Structure, and Cytotoxicity Studies of titanacalix[4 and 8]arene Complexes. Dalton transactions : an international journal of inorganic chemistry / RSoC, 47(27), 8992-8999. https://doi.org/10.1039/c8dt01992d

© 2018 The Royal Society of Chemistry. Reaction of 5,11,17,23-tetra-tert-butyl-dihydroxy-26,28-bis(2-pentoxy)calix[4]arene (L(OH)2(Opentyl)2) with [TiCl4] afforded the dichlorotitanoacalix[4]arene complex [TiCl2L(O)2(Opentyl)2] (1) in good yield. Hyd... Read More about Synthesis, Crystal Structure, and Cytotoxicity Studies of titanacalix[4 and 8]arene Complexes.

Synthesis, structures and cytotoxicity studies of p-sulfonatocalix[4]arene lanthanide complexes (2016)
Journal Article
Miller-Shakesby, D. M., Burke, B. P., Nigam, S., Stasiuk, G. J., Prior, T. J., Archibald, S. J., & Redshaw, C. (2016). Synthesis, structures and cytotoxicity studies of p-sulfonatocalix[4]arene lanthanide complexes. CrystEngComm RSC, 18(26), 4977-4987. https://doi.org/10.1039/c6ce00209a

A number of p-sulfonatocalix[4]arene complexes of the lanthanides (Tb, Gd, and Eu) have been prepared, some in the presence of tetraazamacrocycle 1,4,7,10-tetraazacyclododecane-1,4,7-triacetic acid (DO3A), and fully characterised. Crystal structure d... Read More about Synthesis, structures and cytotoxicity studies of p-sulfonatocalix[4]arene lanthanide complexes.

Chelator free gallium-68 radiolabelling of silica coated iron oxide nanorods via surface interactions (2015)
Journal Article
Burke, B. P., Baghdadi, N., Kownacka, A. E., Nigam, S., Clemente, G. S., Al-Yassiry, M. M., …Archibald, S. J. (2015). Chelator free gallium-68 radiolabelling of silica coated iron oxide nanorods via surface interactions. Nanoscale, 7(36), 14889-14896. https://doi.org/10.1039/c5nr02753e

The commercial availability of combined magnetic resonance imaging (MRI)/positron emission tomography (PET) scanners for clinical use has increased demand for easily prepared agents which offer signal or contrast in both modalities. Herein we describ... Read More about Chelator free gallium-68 radiolabelling of silica coated iron oxide nanorods via surface interactions.