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Information Journal Paper

Title

THE EFFECT OF MIR-940 UP-REGULTION ON HBF AND ERYTHROID MARKERS EXPRESSION IN K-562 CELL LINE

Pages

  25-37

Keywords

Abstract

 Background: Fetal HEMOGLOBIN (a2g2) is the main oxygen transport protein in the human fetus. Fetal HEMOGLOBIN is nearly completely replaced by HEMOGLOBIN A, except in a few thalassemia cases and sickle cell anemia. Several studies have indicated that expression of g-globin might be regulated post-transcriptionally. Small non-coding RNA called microRNAs which target mRNA can lead to translated repression or mRNA decay. The aim of this study is to investigate the effect of MIR-940 up-regultion on g-chain gene expression and erythroid markers in k562 cell line.Materials and Methods: In this experimental study, k562 cells were cultured in RPMI1640.Then pre MIR-940 was transfected by electroporation method in k562 cell line. In 3, 7 and 14 days, RNA was extracted and cDNA synthesized in selected days. Up-regulation of MIR-940 was confirmed by miRNA Quantitative real time PCR and then the expression g of chains and GATA-1 was investigated by QRT-PCR. Finally, erythroid markers were checked by flow cytometry.Results: In 3, 7 and 14 days after transfection, the GATA-1 and g-chain expression were increased in comparison with untransfected cells. Also, the expression of erythroid markers was increased.Conclusion: The data show that up-regulation of MIR-940 has a role in the increase of g-chain gene expression in K-562 cell line. We suggest that MIR-940 may be a significant potent therapeutic target for increasing Hb F level. Patients with sickle cell anemia and b-thalassemia are suitable candidate for treatment in this way.

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    APA: Copy

    RAZAVI, HENGAMESADAT, ALIZADEH, SHABAN, ATASHI, AMIR, & RAHMANI, PARVIN. (2017). THE EFFECT OF MIR-940 UP-REGULTION ON HBF AND ERYTHROID MARKERS EXPRESSION IN K-562 CELL LINE. ARAK MEDICAL UNIVERSITY JOURNAL (AMUJ), 20(5 (122)), 25-37. SID. https://sid.ir/paper/69299/en

    Vancouver: Copy

    RAZAVI HENGAMESADAT, ALIZADEH SHABAN, ATASHI AMIR, RAHMANI PARVIN. THE EFFECT OF MIR-940 UP-REGULTION ON HBF AND ERYTHROID MARKERS EXPRESSION IN K-562 CELL LINE. ARAK MEDICAL UNIVERSITY JOURNAL (AMUJ)[Internet]. 2017;20(5 (122)):25-37. Available from: https://sid.ir/paper/69299/en

    IEEE: Copy

    HENGAMESADAT RAZAVI, SHABAN ALIZADEH, AMIR ATASHI, and PARVIN RAHMANI, “THE EFFECT OF MIR-940 UP-REGULTION ON HBF AND ERYTHROID MARKERS EXPRESSION IN K-562 CELL LINE,” ARAK MEDICAL UNIVERSITY JOURNAL (AMUJ), vol. 20, no. 5 (122), pp. 25–37, 2017, [Online]. Available: https://sid.ir/paper/69299/en

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