{"type": "root", "children": [{"type": "t", "text": "<head>\n <meta charset=\"UTF-8\">\n <title>Summary of LINC00488 Function Across Malignancies</title>\n </head>\n \n "}, {"type": "p", "children": [{"type": "t", "text": "\n LINC00488 has emerged as an oncogenic long non‐coding RNA with a pivotal role in tumor progression across several cancer types. In hepatocellular carcinoma, LINC00488 functions as a competing endogenous RNA (ceRNA) that sponges miR‑330‑5p, thereby releasing TLN1 to enhance cellular proliferation, angiogenesis, and in vivo tumor growth while suppressing apoptosis."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "1"}]}, {"type": "t", "text": " Similarly, in thyroid cancer, LINC00488 is highly expressed and acts to bind miR‑376a‑3p, which results in the upregulation of its target gene PON2; this mechanism promotes proliferation, migration, and invasion, and concurrently inhibits apoptotic processes."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "2"}]}, {"type": "t", "text": " In retinoblastoma, LINC00488 also exerts oncogenic effects by sponging miR‑30a‑5p to regulate EPHB2, supporting malignant cell behaviors both in vitro and in vivo."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "3"}]}, {"type": "t", "text": " In esophageal cancer, upregulation of LINC00488 is associated with enhanced cell viability, migration, and wound healing, owing to its negative regulation of miR‑485‑5p, which correlates with increased metastatic potential and poorer patient prognosis."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "4"}]}, {"type": "t", "text": " Additionally, evidence from clear cell renal cell carcinoma indicates that LINC00488 contributes to tumor proliferation and resistance to apoptosis when included in a prognostic lncRNA signature."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "5"}]}, {"type": "t", "text": " Finally, in colorectal cancer, LINC00488 is identified as one of the prognostically relevant differentially expressed lncRNAs, with higher levels correlating with unfavorable overall survival."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "6"}]}, {"type": "t", "text": "\n "}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Jun Gao, Xiangbao Yin, Xin Yu, et al. 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