All Outputs (91)

Are the metal identity and stoichiometry of metal complexes important for colchicine site binding and inhibition of tubulin polymerization? † (2024)
Journal Article
Besleaga, I., Raptová, R., Stoica, A.-C., Milunovic, M. N. M., Zalibera, M., Bai, R., …Arion, V. B. (in press). Are the metal identity and stoichiometry of metal complexes important for colchicine site binding and inhibition of tubulin polymerization? †. Dalton Transactions, https://doi.org/10.1039/d4dt01469c

Quite recently we discovered that copper(ii) complexes with isomeric morpholine-thiosemicarbazone hybrid ligands show good cytotoxicity in cancer cells and that the molecular target responsible for this activity might be tubulin. In order to obtain b... Read More about Are the metal identity and stoichiometry of metal complexes important for colchicine site binding and inhibition of tubulin polymerization? †.

Accessing active fragments for drug discovery utilising nitroreductase biocatalysis. (2024)
Journal Article
Holder, L., Yuce, E., Oriomah, G., Jenkins, A.-P., Reynisson, J., Winter, A., & Cosgrove, S. (in press). Accessing active fragments for drug discovery utilising nitroreductase biocatalysis. ChemBioChem, 25(18), Article e202400428. https://doi.org/10.1002/cbic.202400428

Biocatalysis has played a limited role in the early stages of drug discovery. This is often attributed to the limited substrate scope of enzymes not affording access to vast areas of novel chemical space. Here, we have shown a promiscuous nitroreduct... Read More about Accessing active fragments for drug discovery utilising nitroreductase biocatalysis..

Deciphering the Interplay: Thieno[2,3- b ]pyridine’s Impact on Glycosphingolipid Expression, Cytotoxicity, Apoptosis, and Metabolomics in Ovarian Tumor Cell Lines (2024)
Journal Article
Odak, Z., Marijan, S., Radan, M., Pilkington, L. I., Čikeš Botić, M., Barker, D., …Čikeš Čulić, V. (in press). Deciphering the Interplay: Thieno[2,3- b ]pyridine’s Impact on Glycosphingolipid Expression, Cytotoxicity, Apoptosis, and Metabolomics in Ovarian Tumor Cell Lines. International Journal of Molecular Sciences, 25(13), Article 6954. https://doi.org/10.3390/ijms25136954

Ovarian cancer is among the most prevalent causes of mortality among women. Despite improvements in diagnostic methods, non-specific symptoms and delayed gynecological exams can lead to late-stage ovarian tumor discovery. In this study, the effect of... Read More about Deciphering the Interplay: Thieno[2,3- b ]pyridine’s Impact on Glycosphingolipid Expression, Cytotoxicity, Apoptosis, and Metabolomics in Ovarian Tumor Cell Lines.

Suppressed basal mitophagy drives cellular aging phenotypes that can be reversed by a p62-targeting small molecule. (2024)
Journal Article
Kelly, G., Kataura, T., Panek, J., Ma, G., Salmonowicz, H., Davis, A., …Korolchuk, V. I. (2024). Suppressed basal mitophagy drives cellular aging phenotypes that can be reversed by a p62-targeting small molecule. Developmental Cell, 59(15), 1924-1939. https://doi.org/10.1016/j.devcel.2024.04.020

Selective degradation of damaged mitochondria by autophagy (mitophagy) is proposed to play an important role in cellular homeostasis. However, the molecular mechanisms and the requirement of mitochondrial quality control by mitophagy for cellular phy... Read More about Suppressed basal mitophagy drives cellular aging phenotypes that can be reversed by a p62-targeting small molecule..

Copper(II) Complexes with Isomeric Morpholine-Substituted 2-Formylpyridine Thiosemicarbazone Hybrids as Potential Anticancer Drugs Inhibiting Both Ribonucleotide Reductase and Tubulin Polymerization: The Morpholine Position Matters (2024)
Journal Article
Milunovic, M. N. M., Ohui, K., Besleaga, I., Petrasheuskaya, T. V., Dömötör, O., Enyedy, É. A., …Arion, V. B. (in press). Copper(II) Complexes with Isomeric Morpholine-Substituted 2-Formylpyridine Thiosemicarbazone Hybrids as Potential Anticancer Drugs Inhibiting Both Ribonucleotide Reductase and Tubulin Polymerization: The Morpholine Position Matters. Journal of Medicinal Chemistry, https://doi.org/10.1021/acs.jmedchem.4c00259

The development of copper(II) thiosemicarbazone complexes as potential anticancer agents, possessing dual functionality as inhibitors of R2 ribonucleotide reductase (RNR) and tubulin polymerization by binding at the colchicine site, presents a promis... Read More about Copper(II) Complexes with Isomeric Morpholine-Substituted 2-Formylpyridine Thiosemicarbazone Hybrids as Potential Anticancer Drugs Inhibiting Both Ribonucleotide Reductase and Tubulin Polymerization: The Morpholine Position Matters.

New Dual Inhibitors of Tyrosyl-DNA Phosphodiesterase 1 and 2 Based on Deoxycholic Acid: Design, Synthesis, Cytotoxicity, and Molecular Modeling (2024)
Journal Article
Salomatina, O. V., Kornienko, T. E., Zakharenko, A. L., Komarova, N. I., Achara, C., Reynisson, J., …Volcho, K. P. (in press). New Dual Inhibitors of Tyrosyl-DNA Phosphodiesterase 1 and 2 Based on Deoxycholic Acid: Design, Synthesis, Cytotoxicity, and Molecular Modeling. Molecules, 29(3), Article 581. https://doi.org/10.3390/molecules29030581

Deoxycholic acid derivatives containing various heterocyclic functional groups at C-3 on the steroid scaffold were designed and synthesized as promising dual tyrosyl-DNA phosphodiesterase 1 and 2 (TDP1 and TDP2) inhibitors, which are potential target... Read More about New Dual Inhibitors of Tyrosyl-DNA Phosphodiesterase 1 and 2 Based on Deoxycholic Acid: Design, Synthesis, Cytotoxicity, and Molecular Modeling.

Synthesis of adamantane-monoterpene conjugates with 1,3,4-thiadiazol-2(3H)-imine linker and evaluation of their inhibitory activity against TDP1 (2024)
Journal Article
Munkuev, A. A., Zakharenko, A. L., Kornienko, T. E., Dyrkheeva, N. S., Ilina, E. S., Suslov, E. V., …Lavrik, O. I. (2024). Synthesis of adamantane-monoterpene conjugates with 1,3,4-thiadiazol-2(3H)-imine linker and evaluation of their inhibitory activity against TDP1. Medicinal Chemistry Research, 33(2), 324-335. https://doi.org/10.1007/s00044-023-03184-x

Tyrosyl-DNA phosphodiesterase 1 (TDP1) is a DNA repair enzyme that can reduce the efficacy of some anticancer drugs targeting topoisomerase 1 (TOP1) making it a promising target for antitumor therapy when combined with TOP1 poisons. Here we describe... Read More about Synthesis of adamantane-monoterpene conjugates with 1,3,4-thiadiazol-2(3H)-imine linker and evaluation of their inhibitory activity against TDP1.

THE KYNURENINE PATHWAY AND ITS ROLE IN GLIOBLASTOMA CELL MIGRATION (2023)
Journal Article
Sirnikova, D., Reynisson, J., Brüning-Richardson, A., & Kirby, C. (2023). THE KYNURENINE PATHWAY AND ITS ROLE IN GLIOBLASTOMA CELL MIGRATION. Neuro-Oncology, 25(Supplement_3), iii21-iii21. https://doi.org/10.1093/neuonc/noad147.091

AIMS The kynurenine (Kyn) pathway plays an important role in the pathogenesis of many cancers including glioblastomas (GBMs). The enzymes, indoleamine-2,3-dioxygenase (IDO1) and tryptophan-2,3-dioxygenase (TDO2), regulate the first and rate-limiting... Read More about THE KYNURENINE PATHWAY AND ITS ROLE IN GLIOBLASTOMA CELL MIGRATION.

Virtual screening, identification and in vitro validation of small molecule GDP-mannose dehydrogenase inhibitors † (2023)
Journal Article
Dolan, J., Ahmadipour, S., Wahart, A., Ni Cheallaigh, A., Sari, S., Eurtivong,, C., …Miller, G. (2023). Virtual screening, identification and in vitro validation of small molecule GDP-mannose dehydrogenase inhibitors †. RSC Chemical Biology, 4(11), 865-870. https://doi.org/10.1039/D3CB00126A

Upon undergoing mucoid conversion within the lungs of cystic fibrosis patients, the pathogenic bacterium Pseudomonas aeruginosa synthesises copious quantities of the virulence factor and exopolysaccharide alginate. The enzyme guanosine diphosphate ma... Read More about Virtual screening, identification and in vitro validation of small molecule GDP-mannose dehydrogenase inhibitors †.

Phosphatidylcholine-Specific Phospholipase C as a Promising Drug Target (2023)
Journal Article
Eurtivong, C., Leung, E., Sharma, N., Leung, I. K. H., & Reynisson, J. (in press). Phosphatidylcholine-Specific Phospholipase C as a Promising Drug Target. Molecules, 28(15), 5637. https://doi.org/10.3390/molecules28155637

Phosphatidylcholine-specific phospholipase C (PC-PLC) is an enzyme that catalyzes the formation of the important secondary messengers phosphocholine and diacylglycerol (DAG) from phosphatidylcholine. Although PC-PLC has been linked to the progression... Read More about Phosphatidylcholine-Specific Phospholipase C as a Promising Drug Target.

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 †.

New 5-Hydroxycoumarin-Based Tyrosyl-DNA Phosphodiesterase I Inhibitors Sensitize Tumor Cell Line to Topotecan (2023)
Journal Article
Khomenko, T. M., Zakharenko, A. L., Kornienko, T. E., Chepanova, A. A., Dyrkheeva, N. S., Artemova, A. O., …Lavrik, O. I. (in press). New 5-Hydroxycoumarin-Based Tyrosyl-DNA Phosphodiesterase I Inhibitors Sensitize Tumor Cell Line to Topotecan. International Journal of Molecular Sciences, 24(11), Article 9155. https://doi.org/10.3390/ijms24119155

Tyrosyl-DNA-phosphodiesterase 1 (TDP1) is an important enzyme in the DNA repair system. The ability of the enzyme to repair DNA damage induced by a topoisomerase 1 poison such as the anticancer drug topotecan makes TDP1 a promising target for complex... Read More about New 5-Hydroxycoumarin-Based Tyrosyl-DNA Phosphodiesterase I Inhibitors Sensitize Tumor Cell Line to Topotecan.

Latonduine-1-Amino-Hydantoin Hybrid, Triazole-Fused Latonduine Schiff Bases and Their Metal Complexes: Synthesis, X-ray and Electron Diffraction, Molecular Docking Studies and Antiproliferative Activity (2023)
Journal Article
Wittmann, C., Gruene, T., Prado-Roller, A., Aranđelović, S., Reynisson, J., & Arion, V. B. (2023). Latonduine-1-Amino-Hydantoin Hybrid, Triazole-Fused Latonduine Schiff Bases and Their Metal Complexes: Synthesis, X-ray and Electron Diffraction, Molecular Docking Studies and Antiproliferative Activity. Inorganics, 11(1), Article 30. https://doi.org/10.3390/inorganics11010030

A series of latonduine derivatives, namely 11-nitro-indolo[2,3-d]benzazepine-7-(1-amino-hydantoin) (B), triazole-fused indolo[2,3-d]benzazepine-based Schiff bases HL1 and HL2 and metal complexes [M(p-cymene)(HL1)Cl]Cl, where M = Ru (1), Os (2), and [... Read More about Latonduine-1-Amino-Hydantoin Hybrid, Triazole-Fused Latonduine Schiff Bases and Their Metal Complexes: Synthesis, X-ray and Electron Diffraction, Molecular Docking Studies and Antiproliferative Activity.

Monoterpene substituted thiazolidin-4-ones as novel TDP1 inhibitors: Synthesis, biological evaluation and docking. (2022)
Journal Article
Reynisson. (2022). Monoterpene substituted thiazolidin-4-ones as novel TDP1 inhibitors: Synthesis, biological evaluation and docking. Bioorganic and Medicinal Chemistry Letters, https://doi.org/10.1016/j.bmcl.2022.128909

Tyrosyl-DNA phosphodiesterase 1(TDP1) is a promising target for a new therapy in oncological disease as an adjunct to topoisomerase 1 (TOP1) drugs. In this paper, novel thiazolidin-4-one derivatives with a benzyl and monoterpene substituents were syn... Read More about Monoterpene substituted thiazolidin-4-ones as novel TDP1 inhibitors: Synthesis, biological evaluation and docking..

Novel Thieno [2,3-b]pyridine Anticancer Compound Lowers Cancer Stem Cell Fraction Inducing Shift of Lipid to Glucose Metabolism. (2022)
Journal Article
Reynisson. (2022). Novel Thieno [2,3-b]pyridine Anticancer Compound Lowers Cancer Stem Cell Fraction Inducing Shift of Lipid to Glucose Metabolism. International Journal of Molecular Sciences, https://doi.org/10.3390/ijms231911457

Due to the role of cancer stem cells (CSCs) in tumor resistance and glycosphingolipid (GSL) involvement in tumor pathogenesis, we investigated the effect of a newly synthesized compound (3-amino-N-(3-chloro-2-methylphenyl)-5-oxo-5,6,7,8-tetrahydrothi... Read More about Novel Thieno [2,3-b]pyridine Anticancer Compound Lowers Cancer Stem Cell Fraction Inducing Shift of Lipid to Glucose Metabolism..

New Myrtenal–Adamantane Conjugates Alleviate Alzheimer’s-Type Dementia in Rat Model (2022)
Journal Article
Dragomanova, S., Lazarova, M., Munkuev, A., Suslov, E., Volcho, K., Salakhutdinov, N., …Tancheva, L. (2022). New Myrtenal–Adamantane Conjugates Alleviate Alzheimer’s-Type Dementia in Rat Model. Molecules, 27(17), Article 5456. https://doi.org/10.3390/molecules27175456

Alzheimer’s disease (AD) is a neurodegenerative disease associated with memory impairment and other central nervous system (CNS) symptoms. Two myrtenal–adamantane conjugates (MACs) showed excellent CNS potential against Alzheimer’s models. Adamantane... Read More about New Myrtenal–Adamantane Conjugates Alleviate Alzheimer’s-Type Dementia in Rat Model.

Sesquiterpene Lactones Modulated DNA Methylation through Inhibition of DNMTs in Ovarian Cancer Cells (2022)
Journal Article
Kitchen, Li, & Reynisson. (2022). Sesquiterpene Lactones Modulated DNA Methylation through Inhibition of DNMTs in Ovarian Cancer Cells. https://doi.org/10.1016/j.prmcm.2022.100074

Inappropriate DNA methylation of tumour suppressor genes can affect their expression and function, and as such, DNA methylation has been a promising target for anti-cancer therapy. In gynaecological malignancy, ovarian cancer has the highest associat... Read More about Sesquiterpene Lactones Modulated DNA Methylation through Inhibition of DNMTs in Ovarian Cancer Cells.

Adamantane-Monoterpenoid Conjugates Linked via Heterocyclic Linkers Enhance the Cytotoxic Effect of Topotecan. (2022)
Journal Article
Reynisson. (2022). Adamantane-Monoterpenoid Conjugates Linked via Heterocyclic Linkers Enhance the Cytotoxic Effect of Topotecan. Molecules, https://doi.org/10.3390/molecules27113374

Inhibiting tyrosyl-DNA phosphodiesterase 1 (TDP1) is a promising strategy for increasing the effectiveness of existing antitumor therapy since it can remove the DNA lesions caused by anticancer drugs, which form covalent complexes with topoisomerase... Read More about Adamantane-Monoterpenoid Conjugates Linked via Heterocyclic Linkers Enhance the Cytotoxic Effect of Topotecan..

Conjugation of Palbociclib with MHI-148 Has an Increased Cytotoxic Effect for Breast Cancer Cells and an Altered Mechanism of Action. (2022)
Journal Article
Reynisson. (2022). Conjugation of Palbociclib with MHI-148 Has an Increased Cytotoxic Effect for Breast Cancer Cells and an Altered Mechanism of Action. Molecules, 1-14. https://doi.org/10.3390/molecules27030880

The CDK4/6 inhibitor palbociclib, combined with endocrine therapy, has been shown to be effective in postmenopausal women with estrogen receptor-positive, HER2-negative advanced or metastatic breast cancer. However, palbociclib is not as effective in... Read More about Conjugation of Palbociclib with MHI-148 Has an Increased Cytotoxic Effect for Breast Cancer Cells and an Altered Mechanism of Action..

Discovery and Characterization of a Cryptic Secondary Binding Site in the Molecular Chaperone HSP70. (2022)
Journal Article
Reynisson. (2022). Discovery and Characterization of a Cryptic Secondary Binding Site in the Molecular Chaperone HSP70. Molecules, https://doi.org/10.3390/molecules27030817

Heat Shock Protein 70s (HSP70s) are key molecular chaperones that are overexpressed in many cancers and often associated with metastasis and poor prognosis. It has proven difficult to develop ATP-competitive, drug-like small molecule inhibitors of HS... Read More about Discovery and Characterization of a Cryptic Secondary Binding Site in the Molecular Chaperone HSP70..