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Association of Hdac8 Expression With Pathological Findings in Triple Negative and Non-Triple Negative Breast Cancer: Implications for Diagnosis Publisher Pubmed



Menbari MN1 ; Rahimi K2, 3 ; Ahmadi A1 ; Mohammadiyeganeh S4, 5 ; Elyasi A6 ; Darvishi N1 ; Hosseini V1 ; Abdi M1, 7
Authors
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Authors Affiliations
  1. 1. Cellular and Molecular Research Center, Research Institute for Health Development, Kurdistan University of Medical Sciences, Sanandaj, Iran
  2. 2. Department of Molecular Biology and Genetics, Gene Expression and Gene Medicine, Aarhus University, Aarhus, Denmark
  3. 3. Interdisciplinary Nanoscience Center, Aarhus University, Aarhus, Denmark
  4. 4. Medical Nanotechnology Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
  5. 5. Department of Biotechnology, School of Advanced Technologies in Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran
  6. 6. Department of Surgery, Faculty of Medicine, Kurdistan University of Medical Sciences, Sanandaj, Iran
  7. 7. Department of Clinical Biochemistry, Faculty of Medicine, Kurdistan University of Medical Sciences, Sanandaj, Iran

Source: Iranian Biomedical Journal Published:2020


Abstract

Background: Previous data have shown the tumorigenicity roles of HDAC8 in breast cancer. More recently, the oncogenic effects of this molecule have been revealed in TNBC. The present study aimed to determine the diagnostic value of HDAC8 for the differentiation of TNBC from nTNBC tumors. Methods: A total of 50 cancerous and normal adjacent tumor specimens were obtained, and the clinical and pathological findings of studied subjects were recorded. The expression of HDAC8 gene was determined by qRT-PCR. Also, immunohistochemical staining was performed on tissue samples. Results: Our results showed that the expression of HDAC8 in breast cancer tissues was significantly higher than the normal adjacent tissues (p = 0.0011). HDAC8 expression was also observed to be higher in TNBC patients than nTNBC group (p = 0.0013). In addition, in the TNBC group, there was a significant association between the HDAC8 overexpression and tumor characteristics, including tumor size (p = 0.039), lymphatic invasion (p = 0.01), tumor grade (p = 0.02), and perineural invasion (p < 0.05). The cut-off value was fixed at 0.6279 r.u., and the corresponding sensitivity and specificity were found to be 73.91% and 70.37%, respectively. Conclusion: According to the findings, among the other markers, HDAC8 oncogene may be used as a potential tumor marker in diagnosis of TNBC tumors. © 2020, Pasteur Institute of Iran. All rights reserved.