OBJECTIVE: Osteosarcoma is the most common malignant tumor of bone with high recurrent rate. miR-486 was downregulated and acted as a tumor suppressor in plenty of tumors. The purpose of this study was to explore how miR-486 worked in osteosarcoma on cell invasion and EMT. RESULTS: miR-486 was low expressed in osteosarcoma while PIM1 was overexpressed, and it had negative correlation between miR-486 and PIM1. miR-486 upregulation or PIM1 downregulation could inhibit osteosarcoma cell invasion and EMT. Meanwhile, miR-486 mediated PIM1 expression through binding to PIM1 mRNA 3’-UTR. PIM1 could reveal partial function of miR-486 on osteosarcoma invasion. In addition, miR-486 low expression or PIM1 overexpression predicted poor prognosis of osteosarcoma patients. CONCLUSION: miR-486 regulated osteosarcoma cell invasion and EMT through targeting to PIM1. miR-486 low expression or PIM1 overexpression predicted poor prognosis of osteosarcoma patients. The newly identified miR-486/PIM1 axis provides novel insight into the pathogenesis of osteosarcoma.
miR-486 inhibited osteosarcoma cells invasion and epithelial-mesenchymal transition by targeting PIM1
Yuhan Liu,Juan Zhang,Cuihong Xing,Shuxin Wei,Na Guo,Yanli Wang
Published 2018 in Cancer Biomarkers
ABSTRACT
PUBLICATION RECORD
- Publication year
2018
- Venue
Cancer Biomarkers
- Publication date
2018-05-01
- Fields of study
Biology, Medicine, Psychology
- Identifiers
- External record
- Source metadata
Semantic Scholar, PubMed
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