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Odak Z, Marijan S, Radan M, Pilkington LI, Čikeš Botić M, Barker D, Reynisson J, Leung E, Čikeš Čulić V. Deciphering the Interplay: Thieno[2,3- b]pyridine's Impact on Glycosphingolipid Expression, Cytotoxicity, Apoptosis, and Metabolomics in Ovarian Tumor Cell Lines. Int J Mol Sci 2024; 25:6954. [PMID: 39000063 PMCID: PMC11241605 DOI: 10.3390/ijms25136954] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2024] [Revised: 06/11/2024] [Accepted: 06/19/2024] [Indexed: 07/16/2024] Open
Abstract
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 an anti-cancer compound, 3-amino-N-(3-chloro-2-methylphenyl)-5-oxo-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide (Compound 1), was examined. The impacts of cytotoxicity, apoptosis, and metabolomic changes in ovarian cancer cell lines SK-OV-3 and OVCAR-3, as well as glycosphingolipid (GSL) expression, on cancer stem cells (CSCs), marked as CD49f+, and non-CSCs (CD49f-) were explored. Treatment with Compound 1 reduced the percentage of CSCs compared to non-treated cells (p < 0.001). The functional impact of eight GSLs on CSCs and non-CSCs was examined using flow cytometry. The glycophenotype changed in both cell lines, with increases or decreases in its expression, after the treatment. These findings raise the possibility of specifically targeting CSCs in ovarian cancer therapy. Additionally, treatment with Compound 1 resulted in statistically meaningful increased apoptosis, including both early and late apoptosis (p < 0.001), suggesting a pivotal role in initiating programmed cell death by the apoptotic pathway. The analysis revealed that the metabolic activity of treated cancer cells was lower compared to those of the control group (p < 0.001).
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Affiliation(s)
- Zdravko Odak
- Department of Gynecology and Obstetrics, University Hospital of Split, 21000 Split, Croatia;
| | - Sandra Marijan
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, 21000 Split, Croatia; (S.M.); (V.Č.Č.)
| | - Mila Radan
- Department of Biochemistry, Faculty of Chemistry and Technology, University of Split, 21000 Split, Croatia;
| | - Lisa I. Pilkington
- School of Chemical Sciences, The University of Auckland, Auckland 1010, New Zealand; (L.I.P.); (D.B.)
- Te Pūnaha Matatini, Auckland 1010, New Zealand
| | - Monika Čikeš Botić
- Department of Gynecology and Obstetrics, University Hospital of Split, 21000 Split, Croatia;
| | - David Barker
- School of Chemical Sciences, The University of Auckland, Auckland 1010, New Zealand; (L.I.P.); (D.B.)
- The MacDiarmid Institute for Advanced Materials and Nanotechnology, Wellington 6140, New Zealand
| | - Jóhannes Reynisson
- School of Pharmacy and Bioengineering, Keele University, Staffordshire ST5 5BG, UK;
| | - Euphemia Leung
- Faculty of Medical and Health Sciences, Auckland Cancer Society Research Centre, Auckland 1010, New Zealand;
| | - Vedrana Čikeš Čulić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, 21000 Split, Croatia; (S.M.); (V.Č.Č.)
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Marijan S, Markotić A, Mastelić A, Režić-Mužinić N, Pilkington LI, Reynisson J, Čulić VČ. Glycosphingolipid expression at breast cancer stem cells after novel thieno[2,3-b]pyridine anticancer compound treatment. Sci Rep 2020; 10:11876. [PMID: 32680999 PMCID: PMC7368022 DOI: 10.1038/s41598-020-68516-y] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/19/2019] [Accepted: 06/21/2020] [Indexed: 02/07/2023] Open
Abstract
Glycosphingolipid expression differs between human breast cancer stem cells (CSC) and cancer non-stem cells (non-CSC). We performed studies of viability, type of cell death, cancer stem cell percent and glycosphingolipid expression on CSC and non-CSC after treatment of MDA-MB-231 and MDA-MB-453 triple-negative breast cancer cells with a newly developed thienopyridine anticancer compound (3-amino-N-(3-chloro-2-methylphenyl)-5-oxo-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide, 1). Compound 1 was cytotoxic for both breast cancer cell lines and the majority of cells died by treatment-induced apoptosis. The percent of cancer stem cells and number of formed mammospheres was significantly lower. Glycosphingolipids IV6Neu5Ac-nLc4Cer and GalNAc-GM1b (IV3Neu5Ac-Gg5Cer) not reported previously, were identified in both CSCs and non-CSCs. IV6Neu5Ac-nLc4Cer had increased expression in both CSCs and non-CSCs of both cell lines after the treatment with 1, while GM3 (II3Neu5Ac-LacCer) had increased expression only on both cell subpopulations in MDA-MB-231 cell line. GalNAc-GM1b, Gb4Cer (GalNAcβ1-3Galα1-4Galβ1-4Glcβ1-1Cer) and GM2 (II3Neu5Ac-GalNAcβ1-4Galβ1-4Glcβ1-1Cer) were increased only in CSCs of both cell lines while GD3 was decreased in CSC of MDA-MB-231 cell line. Due to its effect in reducing the percentage of cancer stem cells and number of mammospheres, and its influence upon several glycosphingolipid expressions, it can be concluded that compound 1 deserves attention as a potential new drug for triple-negative breast cancer therapy.
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Affiliation(s)
- Sandra Marijan
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, 21000, Split, Croatia
| | - Anita Markotić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, 21000, Split, Croatia
| | - Angela Mastelić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, 21000, Split, Croatia
| | - Nikolina Režić-Mužinić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, 21000, Split, Croatia
| | - Lisa Ivy Pilkington
- School of Chemical Sciences, The University of Auckland, Auckland, New Zealand
| | - Johannes Reynisson
- School of Pharmacy and Bioengineering, Keele University, Staffordshire, UK
| | - Vedrana Čikeš Čulić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, 21000, Split, Croatia.
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Jasminka Rešić Karara, Kowalski M, Markotić A, Zemunik T, Čulić VČ. Distinct Cerebellar Glycosphingolipid Phenotypes in Wistar and Lewis Rats. NEUROCHEM J+ 2020. [DOI: 10.1134/s1819712420010122] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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Bozic J, Markotic A, Cikes-Culic V, Novak A, Borovac JA, Vucemilovic H, Trgo G, Ticinovic Kurir T. Ganglioside GM3 content in skeletal muscles is increased in type 2 but decreased in type 1 diabetes rat models: Implications of glycosphingolipid metabolism in pathophysiology of diabetes. J Diabetes 2018; 10:130-139. [PMID: 28544772 DOI: 10.1111/1753-0407.12569] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/03/2017] [Revised: 03/10/2017] [Accepted: 04/13/2017] [Indexed: 12/15/2022] Open
Abstract
BACKGROUND Ganglioside GM3 is found in the plasma membrane, where its accumulation attenuates insulin receptor signaling. Considering the role of skeletal muscles in insulin-stimulated glucose uptake, the aim of the present study was to determine the expression of GM3 and its precursors in skeletal muscles of rat models of type 1 and type 2 diabetes mellitus (T1DM and T2DM, respectively). METHODS Diabetes was induced in male Sprague-Dawley rats by streptozotocin injection (55 mg/kg, i.p., for T1DM induction; 35 mg/kg, i.p., for T2DM induction), followed by feeding of rats with either a normal pellet diet (T1DM) or a high-fat diet (T2DM). Rats were killed 2 weeks after diabetes induction and samples of skeletal muscle were collected. Frozen quadriceps muscle sections were stained with a primary antibody against GM3 (Neu5Ac) and visualized using a secondary antibody coupled with Texas Red. The muscle content of ganglioside GM3 and its precursors was analyzed by high-performance thin-layer chromatography (HPTLC) followed by GM3 immunostaining. RESULTS Muscle GM3 content was significantly higher in T2DM compared with control rats (P < 0.001). Furthermore, levels of the GM3 precursors ceramide, glucosylceramide, and lactosylceramide were significantly higher in T2DM compared with control rats (P < 0.05), whereas ceramide content was significantly lower in T1DM rats (P < 0.05). The intensity of the GM3 band on HPTLC was significantly higher in T2DM rats (P < 0.001) and significantly lower in T1DM rats (P < 0.05) compared with control. CONCLUSIONS The expression patterns of GM3 ganglioside and its precursors in diabetic rats suggest that the role of glycosphingolipid metabolism may differ between T2DM and T1DM.
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Affiliation(s)
- Josko Bozic
- Department of Pathophysiology, University of Split School of Medicine, Split, Croatia
| | - Anita Markotic
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, Split, Croatia
| | - Vedrana Cikes-Culic
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, Split, Croatia
| | - Anela Novak
- Department of Internal Medicine, University Hospital Split, Split, Croatia
| | - Josip A Borovac
- Department of Pathophysiology, University of Split School of Medicine, Split, Croatia
| | - Hrvoje Vucemilovic
- Department of Anesthesiology and Intensive Care Medicine, University Hospital Split, Split, Croatia
| | - Gorana Trgo
- Department of Internal Medicine, University Hospital Split, Split, Croatia
| | - Tina Ticinovic Kurir
- Department of Pathophysiology, University of Split School of Medicine, Split, Croatia
- Department of Internal Medicine, University Hospital Split, Split, Croatia
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Mastelić A, Čikeš Čulić V, Režić Mužinić N, Vuica-Ross M, Barker D, Leung EY, Reynisson J, Markotić A. Glycophenotype of breast and prostate cancer stem cells treated with thieno[2,3- b]pyridine anticancer compound. DRUG DESIGN DEVELOPMENT AND THERAPY 2017; 11:759-769. [PMID: 28352152 PMCID: PMC5359006 DOI: 10.2147/dddt.s121122] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
Tumor progression may be driven by a small subpopulation of cancer stem cells (CSCs characterized by CD44+/CD24− phenotype). We investigated the influence of a newly developed thienopyridine anticancer compound (3-amino-5-oxo-N-naphthyl-5,6,7, 8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide, 1) on the growth, survival and glycophenotype (CD15s and GM3 containing neuraminic acid substituted with acetyl residue, NeuAc) of breast and prostate cancer stem/progenitor-like cell population. MDA-MB-231 and Du-145 cells were incubated with compound 1 alone or in combination with paclitaxel. The cellular metabolic activity was determined by the 3-(4,5-dimethylthiazolyl-2)-2,5-diphenyltetrazolium bromide (MTT) assay. The type of cell death induced by 48-h treatment was assessed using a combination of Annexin-V-FITC and propidium iodide staining. Flow cytometric analysis was performed to detect the percentage of CD44+/CD24− cells, and GM3 and CD15s positive CSCs, as well as the expression of GM3 and CD15s per one CSC, in both cell lines. Compound 1 produces a dose- and time-dependent cytotoxicity, mediated mainly by apoptosis in breast cancer cells, and slightly (2.3%) but statistically significant lowering breast CSC subpopulation. GM3 expression per one breast CSC was increased, and the percentage of prostate GM3+ CSC subpopulation was decreased in cells treated with compound 1 compared with non-treated cells. The percentage of CD15s+ CSCs was lower in both cell lines after treatment with compound 1. Considering that triple-negative breast cancers are characterized by an increased percentage of breast CSCs and knowing their association with an increased risk of metastasis and mortality, compound 1 is a potentially effective drug for triple-negative breast cancer treatment.
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Affiliation(s)
- Angela Mastelić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, Split, Croatia
| | - Vedrana Čikeš Čulić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, Split, Croatia
| | - Nikolina Režić Mužinić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, Split, Croatia
| | - Milena Vuica-Ross
- Department of Pathology, Johns Hopkins School of Medicine, Baltimore, MD, USA
| | - David Barker
- School of Chemical Sciences, The University of Auckland
| | - Euphemia Y Leung
- Auckland Cancer Society Research Centre, The University of Auckland; Molecular Medicine and Pathology Department, The University of Auckland, Auckland, New Zealand
| | | | - Anita Markotić
- Department of Medical Chemistry and Biochemistry, University of Split School of Medicine, Split, Croatia
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Renal distribution of ganglioside GM3 in rat models of types 1 and 2 diabetes. J Physiol Biochem 2013; 69:727-35. [DOI: 10.1007/s13105-013-0249-4] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/17/2012] [Accepted: 03/14/2013] [Indexed: 10/27/2022]
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Gonzalez-Carmona MA, Sandhoff R, Tacke F, Vogt A, Weber S, Canbay AE, Rogler G, Sauerbruch T, Lammert F, Yildiz Y. Beta-glucosidase 2 knockout mice with increased glucosylceramide show impaired liver regeneration. Liver Int 2012; 32:1354-62. [PMID: 22764777 DOI: 10.1111/j.1478-3231.2012.02841.x] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/22/2011] [Accepted: 05/28/2012] [Indexed: 12/13/2022]
Abstract
BACKGROUND AND AIMS Glycolipids have been shown to serve specialized functions in cell signalling, proliferation and differentiation processes, which are all important during liver regeneration. We previously generated beta-glucosidase 2 (GBA2) knockout mice that accumulate the glycolipid glucosylceramide in various tissues, including the liver. The present study addressed the role of GBA2-deficiency and subsequent glucosylceramide accumulation in liver regeneration. METHODS Gba2 knockout and wild-type mice were subjected to two-third partial hepatectomy. Mice were sacrificed at different time points, blood was collected, and the remnant liver was removed. Glucosylceramide and ceramide were quantified using mass spectrometry from whole liver and isolated hepatocytes. Serum and hepatocytic supernatant of IL-6, TNF-α and TGF-β levels were measured using ELISA. Cell signalling proteins were analysed using immunoblots. RESULTS Regenerating liver after partial hepatectomy showed a significant increase of hepatic glucosylceramide in GBA2-deficient mice compared to controls. Accumulation of glucosylceramide was associated with a delay in liver regeneration and reduced serum levels of IL-6 and TNF-α. Furthermore, reduced IL-6 led to decreased expression of the phosphorylated form of the signal transducer and activator of transcription 3 (P-STAT3). CONCLUSIONS We conclude that increased glucosylceramide affects cytokine- and growth factor-mediated signalling pathways during liver regeneration. Thus, the repression of IL-6/STAT3 signalling pathway seems to be one of the mechanisms for the delay of liver regeneration in GBA2-deficient mice.
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Glycosphingolipids in vascular endothelial cells: relationship of heterogeneity in Gb3Cer/CD77 receptor expression with differential Shiga toxin 1 cytotoxicity. Glycoconj J 2008; 25:291-304. [DOI: 10.1007/s10719-007-9091-7] [Citation(s) in RCA: 43] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/27/2007] [Revised: 10/18/2007] [Accepted: 11/15/2007] [Indexed: 11/27/2022]
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Immunohistochemical analysis of hepatic ganglioside distribution following a partial hepatectomy and exposure to different hyperbaric oxygen treatments. Acta Histochem 2008; 110:66-75. [PMID: 18035401 DOI: 10.1016/j.acthis.2007.09.001] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2006] [Revised: 09/04/2007] [Accepted: 09/24/2007] [Indexed: 11/20/2022]
Abstract
Ganglioside GM3(Neu5Ac) expression is highly increased in liver 54h following 15% partial hepatectomy in pre-operatively oxygenated rats. GM3(Neu5Gc), GM2, GalNAc-GM1b and gangliosides of the neolacto-series are less affected. GM3(Neu5Ac) is a potent inhibitor of epidermal growth factor signaling. Since GM3(Neu5Ac) growth inhibitory effect depends on its cellular localization, the aim of this study was to detect ganglioside cellular localization during liver regeneration. The experiment was performed using the same rat model which previously showed increased ganglioside expression and more efficient liver regeneration. Frozen sections of liver were analyzed using confocal microscopy after labeling for binding of five ganglioside-specific antibodies, with or without hepatocyte membrane permeabilization. Ganglioside precursors, ceramide (Cer), monohexaosylceramide and lactosylceramide (LacCer) were determined by high-performance thin-layer chromatography. Apoptosis was assessed by fluorescein-dUTP end-labeling of fragmented DNA. Liver of pre-operative oxygenated rats showed high perinuclear labeling of GM3(Neu5Ac) which was absent in post-operative oxygenated and control animals. In the same group, Cer content was lower, monohexaosylceramide and LacCer were absent, and content of apoptotic cells was significantly the lowest, compared to other groups examined (F=20.36, p=0.0001). These findings indicate that ganglioside GM3(Neu5Ac) may be involved in mediation of beneficial effects of pre-operatively oxygenation during the liver regeneration.
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