ArticleJournal of orthopaedic surgery and research2025
MYLK-AS1 improves fracture by targeting miR-146a-5p to regulate cell viability and apoptosis in osteoblasts.
Article in Journal of orthopaedic surgery and research, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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Who cites it
2 citing papers in PubMed.
- The functional mechanism and clinical significance of miR-3651 in the healing process of Pilon fractures.Journal of orthopaedic surgery and research · 2025Article
- LINC00482 targets miR-877-3p to modulate osteogenic differentiation in fracture patients.Journal of orthopaedic surgery and research · 2025Article
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5 authors.
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Abstract
backgroundDelayed fracture healing (DFH) is a significant burden for patients. Therefore, early diagnosis and detection are important for the treatment of DFH. The long non-coding RNA (LncRNA) MYLK-AS1 is abnormally expressed in patients with DFH and has the potential to be used as a diagnostic marker.
methods40 patients with DFH and 87 patients with normal fracture healing were included. The levels of MYLK-AS1, miR-146a-5p and several mRNA markers of osteogenic differentiation were assessed by RT-qPCR. The diagnostic value of MYLK-AS1, miR-146a-5p was assessed using ROC curves. Cell proliferation ability was assessed by CCK-8, and apoptosis rate was detected by flow cytometry. DLR, RIP and RNA pull down assays demonstrated the targeting relationship between MYLK-AS1 and miR-146a-5p.
resultsMYLK-AS1 levels were significantly lower and miR-146a-5p levels were significantly up-regulated in DFH compared to normal healing patients. MYLK-AS1 was found to target miR-146a-5p, and the levels were negatively correlated with each other. MYLK-AS1 with miR-146a-5p is of high value for the diagnosis of DFH. High expression of MYLK-AS1 could inhibit miR-146a-5p levels, support cell proliferation, reduce apoptosis, and increase the levels of osteogenesis-specific matrix proteins and osteogenesis-related regulatory factors.
conclusionMYLK-AS1 has potential as a diagnostic marker for DFH. By increasing the expression level of MYLK-AS1 in cells can reduce the level of miR-146a-5p, increase the activity of osteoblasts and reduce their apoptosis rate, thus affecting the process of fracture healing.
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