{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\n LINC00525 is a long noncoding RNA that plays diverse roles in human disease, most notably in cancer and inflammatory conditions. In lung adenocarcinoma, LINC00525 is frequently upregulated and associated with poor patient survival; it promotes tumor progression by repressing the tumor‐suppressor p21 through dual mechanisms—epigenetically, by guiding EZH2 to the p21 promoter to increase H3K27me3 levels, and post‐transcriptionally, by enhancing p21 mRNA decay via competitive binding to RBMS2."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "1"}]}, {"type": "t", "text": " In colorectal cancer, this lncRNA is hypoxia‐responsive and essential for hypoxia‐enhanced glycolysis by sponging miR-338-3p to upregulate UBE2Q1, which stabilizes β-catenin and activates HIF-1α signaling."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "2"}]}, {"type": "t", "text": " In spinal chordoma, LINC00525 exerts its oncogenic function by targeting miR-31-5p and miR-125a-5p, thereby promoting cell proliferation, migration, invasion, and epithelial-to-mesenchymal transition."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "3"}]}, {"type": "t", "text": " Analyses in non-small cell lung cancer have further implicated LINC00525 within a competing endogenous RNA (ceRNA) network and have shown its expression to correlate with clinical parameters such as smoking history"}, {"type": "fg", "children": [{"type": "fg_f", "ref": "4"}]}, {"type": "t", "text": "and."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "5"}]}, {"type": "t", "text": " Beyond oncology, LINC00525 is also upregulated in periodontitis lesions, where its expression positively correlates with plasma cell infiltration, suggesting a role in modulating immune responses."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "6"}]}, {"type": "t", "text": " In colorectal cancer, additional studies have shown that LINC00525 enhances cancer stem cell properties and influences chemoresistance through the miR-507/ELK3 axis"}, {"type": "fg", "children": [{"type": "fg_f", "ref": "7"}]}, {"type": "t", "text": ", while in multiple myeloma it has been incorporated into a prognostic two-lncRNA signature, highlighting its potential role in disease progression."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "8"}]}, {"type": "t", "text": " Finally, in glioma, LINC00525 is markedly overexpressed, and its knockdown significantly reduces proliferation, migration, invasion, and epithelial-to-mesenchymal transition via a miR-338-3p-mediated mechanism."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "9"}]}, {"type": "t", "text": " Collectively, these findings demonstrate that LINC00525 functions as an oncogenic regulator by serving as a ceRNA to modulate key downstream signaling pathways and gene expression, underscoring its promise as a prognostic biomarker and therapeutic target.\n "}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Panqi Fang, Hao Chen, Zhifei Ma, et al. 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