Oxidative Status and Lipid Metabolism Analytes in Dogs with Mast Cell Tumors: A Preliminary Study
Mast cell tumors (MCTs) are common skin neoplasms in dogs. Prognostic indicators include histologic grade, clinical stage, high Ki-67 index, elevated argyrophilic nucleolus organizer regions (AgNOR) index, <i>c-kit</i> mutations, and recurrence after surgery. Blood serum redox status has...
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2024-11-01
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| author | Argyrios Ginoudis Dimitra Pardali Mathios E. Mylonakis Androniki Tamvakis Asta Tvarijonaviciute Evgenia Lymperaki Jose Joaquin Ceron Zoe Polizopoulou |
| author_facet | Argyrios Ginoudis Dimitra Pardali Mathios E. Mylonakis Androniki Tamvakis Asta Tvarijonaviciute Evgenia Lymperaki Jose Joaquin Ceron Zoe Polizopoulou |
| author_sort | Argyrios Ginoudis |
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| description | Mast cell tumors (MCTs) are common skin neoplasms in dogs. Prognostic indicators include histologic grade, clinical stage, high Ki-67 index, elevated argyrophilic nucleolus organizer regions (AgNOR) index, <i>c-kit</i> mutations, and recurrence after surgery. Blood serum redox status has been shown to correlate with prognostic factors in canine lymphoma and mammary tumors. This study aimed to assess the correlation between established prognostic factors and serum redox status and lipid metabolism analytes in dogs with MCTs. Dogs with cutaneous (<i>n</i> = 33) or subcutaneous (<i>n</i> = 6) MCTs, without comorbidities, were studied. Staging was evaluated based on cytology of regional lymph nodes and ultrasound-guided liver and spleen aspiration cytology. Histologic grading and immunohistochemical staining for Ki-67 and KIT patterns were performed on excised tumor specimens. Dogs were categorized by Patnaik grading (1–3), Kiupel grading (low/high), metastatic status, Ki-67 positive nuclei per cm<sup>2</sup> (>23 or ≤23), and KIT pattern (I, II–III). Paraoxonase-1, Butyrylcholinesterase, Cupric Reducing Antioxidant Capacity (CUPRAC), Diacron Reactive Oxygen Metabolites (d-ROMs), and oxy-adsorbent levels were measured before any therapeutic intervention. ANOVA and independent <i>t</i>-tests were used to detect differences in the mean values among groups. Paraoxonase-1 activity was significantly lower in Patnaik grade 3 (<i>p</i> = 0.003) and Kiupel high-grade (<i>p</i> = 0.022) MCTs. No significant differences were found in CUPRAC, d-ROMs, or oxy-adsorbent levels across different prognostic groups. This study found a significant correlation between histologic grading and Paraoxonase-1 activity, suggesting a potential role of Paraoxonase-1 as a prognostic biomarker in canine MCTs. |
| format | Article |
| id | doaj-art-9a85b8bcc3b04771943b9f0c83bce331 |
| institution | Kabale University |
| issn | 2076-3921 |
| language | English |
| publishDate | 2024-11-01 |
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| series | Antioxidants |
| spelling | doaj-art-9a85b8bcc3b04771943b9f0c83bce3312024-12-27T14:06:41ZengMDPI AGAntioxidants2076-39212024-11-011312147310.3390/antiox13121473Oxidative Status and Lipid Metabolism Analytes in Dogs with Mast Cell Tumors: A Preliminary StudyArgyrios Ginoudis0Dimitra Pardali1Mathios E. Mylonakis2Androniki Tamvakis3Asta Tvarijonaviciute4Evgenia Lymperaki5Jose Joaquin Ceron6Zoe Polizopoulou7Diagnostic Laboratory, School of Veterinary Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, 546 27 Thessaloniki, GreeceDiagnostic Laboratory, School of Veterinary Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, 546 27 Thessaloniki, GreeceCompanion Animal Clinic, School of Veterinary Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, 546 27 Thessaloniki, GreeceLaboratory of Ecology and System Dynamics, Department of Marine Sciences, University of the Aegean, 811 00 Mytilene, GreeceInterdisciplinary Laboratory of Clinical Analysis, Interlab-UMU, Regional Campus of International Excellence Campus Mare Nostrum, University of Murcia, 30100 Murcia, SpainDepartment of Biomedical Sciences, International Hellenic University, 570 22 Sindos, GreeceInterdisciplinary Laboratory of Clinical Analysis, Interlab-UMU, Regional Campus of International Excellence Campus Mare Nostrum, University of Murcia, 30100 Murcia, SpainDiagnostic Laboratory, School of Veterinary Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki, 546 27 Thessaloniki, GreeceMast cell tumors (MCTs) are common skin neoplasms in dogs. Prognostic indicators include histologic grade, clinical stage, high Ki-67 index, elevated argyrophilic nucleolus organizer regions (AgNOR) index, <i>c-kit</i> mutations, and recurrence after surgery. Blood serum redox status has been shown to correlate with prognostic factors in canine lymphoma and mammary tumors. This study aimed to assess the correlation between established prognostic factors and serum redox status and lipid metabolism analytes in dogs with MCTs. Dogs with cutaneous (<i>n</i> = 33) or subcutaneous (<i>n</i> = 6) MCTs, without comorbidities, were studied. Staging was evaluated based on cytology of regional lymph nodes and ultrasound-guided liver and spleen aspiration cytology. Histologic grading and immunohistochemical staining for Ki-67 and KIT patterns were performed on excised tumor specimens. Dogs were categorized by Patnaik grading (1–3), Kiupel grading (low/high), metastatic status, Ki-67 positive nuclei per cm<sup>2</sup> (>23 or ≤23), and KIT pattern (I, II–III). Paraoxonase-1, Butyrylcholinesterase, Cupric Reducing Antioxidant Capacity (CUPRAC), Diacron Reactive Oxygen Metabolites (d-ROMs), and oxy-adsorbent levels were measured before any therapeutic intervention. ANOVA and independent <i>t</i>-tests were used to detect differences in the mean values among groups. Paraoxonase-1 activity was significantly lower in Patnaik grade 3 (<i>p</i> = 0.003) and Kiupel high-grade (<i>p</i> = 0.022) MCTs. No significant differences were found in CUPRAC, d-ROMs, or oxy-adsorbent levels across different prognostic groups. This study found a significant correlation between histologic grading and Paraoxonase-1 activity, suggesting a potential role of Paraoxonase-1 as a prognostic biomarker in canine MCTs.https://www.mdpi.com/2076-3921/13/12/1473caninemast cell tumorsParaoxonase-1 (PON-1)metabolomicsredox statusbiomarkers |
| spellingShingle | Argyrios Ginoudis Dimitra Pardali Mathios E. Mylonakis Androniki Tamvakis Asta Tvarijonaviciute Evgenia Lymperaki Jose Joaquin Ceron Zoe Polizopoulou Oxidative Status and Lipid Metabolism Analytes in Dogs with Mast Cell Tumors: A Preliminary Study Antioxidants canine mast cell tumors Paraoxonase-1 (PON-1) metabolomics redox status biomarkers |
| title | Oxidative Status and Lipid Metabolism Analytes in Dogs with Mast Cell Tumors: A Preliminary Study |
| title_full | Oxidative Status and Lipid Metabolism Analytes in Dogs with Mast Cell Tumors: A Preliminary Study |
| title_fullStr | Oxidative Status and Lipid Metabolism Analytes in Dogs with Mast Cell Tumors: A Preliminary Study |
| title_full_unstemmed | Oxidative Status and Lipid Metabolism Analytes in Dogs with Mast Cell Tumors: A Preliminary Study |
| title_short | Oxidative Status and Lipid Metabolism Analytes in Dogs with Mast Cell Tumors: A Preliminary Study |
| title_sort | oxidative status and lipid metabolism analytes in dogs with mast cell tumors a preliminary study |
| topic | canine mast cell tumors Paraoxonase-1 (PON-1) metabolomics redox status biomarkers |
| url | https://www.mdpi.com/2076-3921/13/12/1473 |
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