Indolo[2,3- e ]benzazocines and indolo[2,3- f ]benzazonines and their copper( ii ) complexes as microtubule destabilizing agents † (2023)
Journal Article
Wittmann, C., Dömötör, O., Kuznetcova, I., Spengler, G., Reynisson, J., Holder, L., …Arion, V. B. (2023). Indolo[2,3- e ]benzazocines and indolo[2,3- f ]benzazonines and their copper( ii ) complexes as microtubule destabilizing agents †. Dalton Transactions, 52(29), 9964-9982. https://doi.org/10.1039/d3dt01632c

A series of four indolo[2,3-e]benzazocines HL1–HL4 and two indolo[2,3-f]benzazonines HL5 and HL6, as well as their respective copper(ii) complexes 1–6, were synthesized and characterized by 1H and 13C NMR spectroscopy, ESI mass spectrometry, single c... Read More about Indolo[2,3- e ]benzazocines and indolo[2,3- f ]benzazonines and their copper( ii ) complexes as microtubule destabilizing agents †.

Magnetic activation of TREK1 triggers stress signalling and regulates neuronal branching in SH-SY5Y cells. (2022)
Journal Article
Rotherham, M., Moradi, Y., Nahar, T., Mosses, D., Telling, N., & El Haj, A. (2022). Magnetic activation of TREK1 triggers stress signalling and regulates neuronal branching in SH-SY5Y cells. Frontiers in Medical Technology, 4, Article 981421. https://doi.org/10.3389/fmedt.2022.981421

TWIK-related K+ 1 (TREK1) is a potassium channel expressed in the nervous system with multiple functions including neurotransmission and is a prime pharmacological target for neurological disorders. TREK1 gating is controlled by a wide range of exter... Read More about Magnetic activation of TREK1 triggers stress signalling and regulates neuronal branching in SH-SY5Y cells..

In vivo antihyperglycaemic and antihyperlipidemic activities and chemical constituents of Solanum anomalum (2022)
Journal Article
Okokon, J. E., Etuk, I. C., Thomas, P. S., Drijfhout, F. P., Claridge, T. D., & Li, W. (2022). In vivo antihyperglycaemic and antihyperlipidemic activities and chemical constituents of Solanum anomalum. Biomedicine and Pharmacotherapy, https://doi.org/10.1016/j.biopha.2022.113153

Solanum anomalum is a plant used ethnomedically for the treatment of diabetes. The study was aimed to validate ethnomedical claims in rat model and identify the likely antidiabetic compounds. Leaf extract (70–210 mg/kg/day) and fractions (140 mg/kg/d... Read More about In vivo antihyperglycaemic and antihyperlipidemic activities and chemical constituents of Solanum anomalum.

SUCCESSFUL ISOLATION AND CULTURE OF MULTIPOTENTIAL DISTAL AIRWAY STEM CELLS FROM COPD PATIENTS (2022)
Journal Article
Dale. (2022). SUCCESSFUL ISOLATION AND CULTURE OF MULTIPOTENTIAL DISTAL AIRWAY STEM CELLS FROM COPD PATIENTS. Tissue engineering. Part A, S451 - S452

Chronic Obstructive Pulmonary Disease (COPD) presents a significant, incurable, worldwide health burden, identifying it as a prospective regenerative medicine target. Sourcing cells for lung therapies is challenging; progress has been made in culturi... Read More about SUCCESSFUL ISOLATION AND CULTURE OF MULTIPOTENTIAL DISTAL AIRWAY STEM CELLS FROM COPD PATIENTS.

N,N ''-Substituted thioureas and their metal complexes: syntheses, structures and electronic properties (2022)
Journal Article
Al-Riyahee, A. A. A., Horton, P. N., Coles, S. J., Berry, C., Horrocks, P. D., Pope, S. J. A., & Amoroso, A. J. (2022). N,N ''-Substituted thioureas and their metal complexes: syntheses, structures and electronic properties. Dalton Transactions, 51(9), 3531-3545. https://doi.org/10.1039/d1dt04091j

The synthesis of six N,N'-substituted thiourea ligands (L1a-L3b) was achieved in two steps. A corresponding extensive series of Cu(I), Cu(II), Ni(II) and Zn(II) complexes (1-24) with varying formulations were synthesised from these ligands by the rea... Read More about N,N ''-Substituted thioureas and their metal complexes: syntheses, structures and electronic properties.

Impact of the ferrocenyl group on cytotoxicity and KSP inhibitory activity of ferrocenyl monastrol conjugates (2021)
Journal Article
Reynisson, J., Wieczorek-Błauż, A., Kowalczyk, K., Błauż, A., Makal, A., Pawlędzio, S., …Plażuk, D. (2021). Impact of the ferrocenyl group on cytotoxicity and KSP inhibitory activity of ferrocenyl monastrol conjugates. Dalton Transactions, 51(2), 491-508. https://doi.org/10.1039/d1dt03553c

The incorporation of the ferrocenyl moiety into a bioactive molecule may significantly alter the activity of the resulting conjugate. By applying this strategy, we designed ferrocenyl analogs of monastrol - the first low molecular weight kinesin spin... Read More about Impact of the ferrocenyl group on cytotoxicity and KSP inhibitory activity of ferrocenyl monastrol conjugates.

Syntheses of Combretastatin A-4 and Related Stilbenes by Using Aqueous Conditions (2021)
Journal Article
Barnes, N. G., Ahmed Mal Ullah, A. A., Ragazzon, P. A., Charafi, N., & Hadfield, J. A. (2021). Syntheses of Combretastatin A-4 and Related Stilbenes by Using Aqueous Conditions. ChemistrySelect, 6(28), 7082 - 7086. https://doi.org/10.1002/slct.202101960

Combretastatin A-4 (CA4) is a potent anti-mitotic and vascular disrupting agent. Organic chemists have been working to optimize the synthesis of CA4 for the past 3 decades, with methods requiring hazardous solvents and harsh reaction conditions. Here... Read More about Syntheses of Combretastatin A-4 and Related Stilbenes by Using Aqueous Conditions.

Investigation of correlation of biochemical marker expression and mechanical properties of preterm membranes (2021)
Thesis
Bhunia, S. (2021). Investigation of correlation of biochemical marker expression and mechanical properties of preterm membranes. (Thesis). Keele University

The fetal membrane surrounds and supports the developing fetus during the pregnancy. The cellular structure of the fetal membrane and the proteins synthesized by the cells of amniotic and chorionic membranes, maintain the mechanical integrity of the... Read More about Investigation of correlation of biochemical marker expression and mechanical properties of preterm membranes.

Nanoscale chemical speciation of ß-amyloid/iron aggregates using soft x-ray spectromicroscopy (2021)
Journal Article
Everett, J., Brooks, J., Collingwood, J. F., & Telling, N. (2021). Nanoscale chemical speciation of ß-amyloid/iron aggregates using soft x-ray spectromicroscopy. Inorganic Chemistry Frontiers, 8(6), 1439-1448. https://doi.org/10.1039/D0QI01304H

Iron (Fe) is an essential trace element required for healthy brain function. Yet, disrupted iron neurochemistry, and the associated formation of aberrantly aggregated protein lesions has been implicated in the development of multiple degenerative bra... Read More about Nanoscale chemical speciation of ß-amyloid/iron aggregates using soft x-ray spectromicroscopy.

An optimised MALDI-TOF assay for phosphatidylcholine-specific phospholipase C. (2021)
Journal Article
Reynisson. (2021). An optimised MALDI-TOF assay for phosphatidylcholine-specific phospholipase C. Analytical Methods, https://doi.org/10.1039/D0AY02208J

The Bacillus cereus phosphatidylcholine-specific phospholipase C (PC-PLCBc) is an enzyme that catalyses the hydrolysis of phosphatidylcholines into phosphocholine and 1,2-diacylglycerols. PC-PLCBc has found applications in both the food industry and... Read More about An optimised MALDI-TOF assay for phosphatidylcholine-specific phospholipase C..

Metal-Dependent Cytotoxic and Kinesin Spindle Protein Inhibitory Activity of Ru, Os, Rh, and Ir Half-Sandwich Complexes of Ispinesib-Derived Ligands (2020)
Journal Article
Reynisson. (2020). Metal-Dependent Cytotoxic and Kinesin Spindle Protein Inhibitory Activity of Ru, Os, Rh, and Ir Half-Sandwich Complexes of Ispinesib-Derived Ligands. Inorganic Chemistry, 14879-14890. https://doi.org/10.1021/acs.inorgchem.0c00957

Ispinesib is a potent inhibitor of kinesin spindle protein (KSP), which has been identified as a promising target for antimitotic anticancer drugs. Herein, we report the synthesis of half-sandwich complexes of Ru, Os, Rh, and Ir bearing the ispinesib... Read More about Metal-Dependent Cytotoxic and Kinesin Spindle Protein Inhibitory Activity of Ru, Os, Rh, and Ir Half-Sandwich Complexes of Ispinesib-Derived Ligands.

Online Chemistry Crossword Puzzles prior to and during COVID-19: Light-Hearted Revision Aids That Work (2020)
Journal Article
Pearson. (2020). Online Chemistry Crossword Puzzles prior to and during COVID-19: Light-Hearted Revision Aids That Work. Journal of Chemical Education, 1394-3200. https://doi.org/10.1021/acs.jchemed.0c00645

This work explores the performance of online postlecture chemistry crossword puzzles as revision aids for 132 first-year and 120 second-year undergraduate pharmacy students. The use of these puzzles as a form of remote active learning was fortuitousl... Read More about Online Chemistry Crossword Puzzles prior to and during COVID-19: Light-Hearted Revision Aids That Work.

Human platelets use a cytosolic Ca2+ nanodomain to activate Ca2+-dependent shape change independently of platelet aggregation (2020)
Journal Article
Harper. (2020). Human platelets use a cytosolic Ca2+ nanodomain to activate Ca2+-dependent shape change independently of platelet aggregation. Cell Calcium, 90, Article 102248. https://doi.org/10.1016/j.ceca.2020.102248

Human platelets use a rise in cytosolic Ca2+ concentration to activate all stages of thrombus formation, however, how they are able to decode cytosolic Ca2+ signals to trigger each of these independently is unknown. Other cells create local Ca2+ sign... Read More about Human platelets use a cytosolic Ca2+ nanodomain to activate Ca2+-dependent shape change independently of platelet aggregation.

Telomerase inhibition, telomere attrition and proliferation arrest of cancer cells induced by phosphorothioate ASO-NLS conjugates targeting hTERC and siRNAs targeting hTERT (2020)
Journal Article
Diala, I., Shiohama, Y., Fujita, T., Kotake, Y., Demonacos, C., Krstic-Demonacos, M., …Fujii, M. (2020). Telomerase inhibition, telomere attrition and proliferation arrest of cancer cells induced by phosphorothioate ASO-NLS conjugates targeting hTERC and siRNAs targeting hTERT. Nucleosides, Nucleotides and Nucleic Acids, 39(1-3), 407 - 425. https://doi.org/10.1080/15257770.2020.1713357

Telomerase activity has been regarded as a critical step in cellular immortalization and carcinogenesis and because of this, regulation of telomerase represents an attractive target for anti-tumor specific therapeutics. Recently, one avenue of cancer... Read More about Telomerase inhibition, telomere attrition and proliferation arrest of cancer cells induced by phosphorothioate ASO-NLS conjugates targeting hTERC and siRNAs targeting hTERT.

Synthesis of magnetic nanoparticles with an IDA or TED modified surface for purification and immobilization of poly-histidine tagged proteins (2020)
Journal Article
Yang. (2020). Synthesis of magnetic nanoparticles with an IDA or TED modified surface for purification and immobilization of poly-histidine tagged proteins. RSC advances, 11524 - 11534. https://doi.org/10.1039/C9RA10473A

Magnetic nanoparticles (MNPs) chelating with metal ions can specifically interact with poly-histidine peptides and facilitate immobilization and purification of proteins with poly-histidine tags. Fabrication of MNPs is generally complicated and time... Read More about Synthesis of magnetic nanoparticles with an IDA or TED modified surface for purification and immobilization of poly-histidine tagged proteins.

Promising New Inhibitors of Tyrosyl-DNA Phosphodiesterase I (Tdp 1) Combining 4-Arylcoumarin and Monoterpenoid Moieties as Components of Complex Antitumor Therapy (2019)
Journal Article
Reynisson. (2019). Promising New Inhibitors of Tyrosyl-DNA Phosphodiesterase I (Tdp 1) Combining 4-Arylcoumarin and Monoterpenoid Moieties as Components of Complex Antitumor Therapy. International Journal of Molecular Sciences, https://doi.org/10.3390/ijms21010126

Tyrosyl-DNA phosphodiesterase 1 (Tdp1) is an important DNA repair enzyme in humans, and a current and promising inhibition target for the development of new chemosensitizing agents due to its ability to remove DNA damage caused by topoisomerase 1 (To... Read More about Promising New Inhibitors of Tyrosyl-DNA Phosphodiesterase I (Tdp 1) Combining 4-Arylcoumarin and Monoterpenoid Moieties as Components of Complex Antitumor Therapy.

Exploring anomeric glycosylation of phosphoric acid: Optimisation and scope for non-native substrates. (2019)
Journal Article
Beswick, L., Ahmadipour, S., Hofman, G., Wootton, H., Dimitriou, E., Reynisson, J., …Miller, G. J. (2020). Exploring anomeric glycosylation of phosphoric acid: Optimisation and scope for non-native substrates. Carbohydrate Research, 488, 107896. https://doi.org/10.1016/j.carres.2019.107896

'No abstract'

Identification of novel inhibitors for the tyrosyl-DNA-phosphodiesterase 1 (Tdp1) mutant SCAN1 using virtual screening. (2019)
Journal Article
Reynisson. (2019). Identification of novel inhibitors for the tyrosyl-DNA-phosphodiesterase 1 (Tdp1) mutant SCAN1 using virtual screening. Bioorganic and Medicinal Chemistry, 115234 - ?. https://doi.org/10.1016/j.bmc.2019.115234

Spinocerebellar ataxia syndrome with axonal neuropathy (SCAN1) is a debilitating neurological disease that is caused by the mutation the Tyrosyl-DNA phosphodiesterase 1 (TDP1) DNA repair enzyme. The crucial His493 in TDP1's binding site is replaced w... Read More about Identification of novel inhibitors for the tyrosyl-DNA-phosphodiesterase 1 (Tdp1) mutant SCAN1 using virtual screening..

Identification of Isoform-Selective Ligands for the Middle Domain of Heat Shock Protein 90 (Hsp90) (2019)
Journal Article
Reynisson. (2019). Identification of Isoform-Selective Ligands for the Middle Domain of Heat Shock Protein 90 (Hsp90). International Journal of Molecular Sciences, https://doi.org/10.3390/ijms20215333

The molecular chaperone heat shock protein 90 (Hsp90) is a current inhibition target for the treatment of diseases, including cancer. In humans, there are two major cytosolic isoforms of Hsp90 (Hsp90a and Hsp90ß). Hsp90a is inducible and Hsp90ß is co... Read More about Identification of Isoform-Selective Ligands for the Middle Domain of Heat Shock Protein 90 (Hsp90).

New Hydrazinothiazole Derivatives of Usnic Acid as Potent Tdp1 Inhibitors. (2019)
Journal Article
Reynisson, J. (2019). New Hydrazinothiazole Derivatives of Usnic Acid as Potent Tdp1 Inhibitors. Molecules, https://doi.org/10.3390/molecules24203711

Tyrosyl-DNA phosphodiesterase 1 (Tdp1) is a promising therapeutic target in cancer therapy. Combination chemotherapy using Tdp1 inhibitors as a component can potentially improve therapeutic response to many chemotherapeutic regimes. A new set of usni... Read More about New Hydrazinothiazole Derivatives of Usnic Acid as Potent Tdp1 Inhibitors..