Cell J. 2019 Oct;21(3):350-356. doi: 10.22074/cellj.2019.5947. Epub 2019 Jun 15.
Mitochondrial Polymorphisms, in The D-Loop Area, Are Associated with Brain Tumors.
Cell journal
Donya Altafi, Soha Sadeghi, Hamed Hojatian, Maryam Torabi Afra, Safoura Pakizeh Kar, Mojtaba Gorji, Massoud Houshmand
Affiliations
Affiliations
- Molecular Biology Department, NourDanesh Institute of Higher Education, Esfahan, Iran. Electronic Address:[email protected].
- Molecular Biology Department, NourDanesh Institute of Higher Education, Esfahan, Iran.
- Department of Biology, International University of Guilan, Guilan, Iran.
- Department of Hematology and Oncology, Lorestan Medical University, Lorestan, Iran.
- Department of Medical Genetics, National Institutes for Genetic Engineering and Biotechnology, Tehran, Iran.
- Research Center, Knowledge University, Erbil, Kurdistan Region, Iraq.Electronic Address: [email protected].
PMID: 31210442
PMCID: PMC6582428 DOI: 10.22074/cellj.2019.5947
Abstract
OBJECTIVE: This study was carried out to evaluate the relationship between mtDNA D-loop variations and the pathogenesis of a brain tumor.
MATERIALS AND METHODS: In this experimental study, 25 specimens of brain tumor tissue with their adjacent tissues from patients and 454 blood samples from different ethnic groups of the Iranian population, as the control group, were analysed by the polymerase chain reaction (PCR)-sequencing method.
RESULTS: Thirty-six variations of the D-loop area were observed in brain tumor tissues as well as the adjacent normal tissues. A significant difference of A750G (P=0.046), T15936C (P=0.013), C15884G (P=0.013), C16069T (P=0.049), T16126C (P=0.006), C16186T (P=0.022), T16189C (P=0.041), C16193T (P=0.045), C16223T (P=0.001), T16224C (P=0.013), C16234T (P=0.013), G16274A (P=0.009), T16311C (P=0.038), C16327T (P=0.045), C16355T (P=0.003), T16362C (P=0.006), G16384A (P=0.042), G16392A (P=0.013), G16394A (P=0.013), and G16477A (P=0.013) variants was found between the patients and the controls.
CONCLUSION: The results indicated individuals with C16069T [odds ratio (OR): 2.048], T16126C (OR: 2.226), C16186T (OR: 3.586), G16274A (OR: 4.831), C16355T (OR: 7.322), and T16362C (OR: 6.682) variants with an OR more than one are probably associated with a brain tumor. However, given the multifactorial nature of cancer, more investigation needs to be done to confirm this association.
Copyright© by Royan Institute. All rights reserved.
Keywords: Brain Tumor; D-Loop; Mitochondrial DNA
Conflict of interest statement
There is no conflict of interest in this study.
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