{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\n When reviewing these studies on pancreatic cancer prognosis, it is important to note that neither Abstract"}, {"type": "fg", "children": [{"type": "fg_f", "ref": "1"}]}, {"type": "t", "text": "nor Abstract"}, {"type": "fg", "children": [{"type": "fg_f", "ref": "2"}]}, {"type": "t", "text": "specifically mentions or investigates the long non‐coding RNA FAM53B‑AS1. Both studies instead identify and assess other lncRNA signatures—as potential prognostic biomarkers for pancreatic ductal adenocarcinoma (PDAC)—by analyzing differential lncRNA expression profiles and their associations with patient survival. In this context, detailed functional insights into lncRNA‐mediated regulation, tumorigenesis, and tumor immunity were provided for the lncRNAs that comprised their respective prognostic panels.\n "}]}, {"type": "t", "text": "\n "}, {"type": "p", "children": [{"type": "t", "text": "\n Thus, while these abstracts underscore the emerging role of lncRNAs in cancer progression and clinical outcomes, they do not offer specific functional information regarding FAM53B‑AS1. Its role in pancreatic cancer or other malignancies, if any, remains to be determined by future studies.\n "}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Jukun Song, Qiuyan Xu, Haodeng Zhang, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Five key lncRNAs considered as prognostic targets for predicting pancreatic ductal adenocarcinoma."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "J Cell Biochem (2018)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1002/jcb.26598"}], "href": "https://doi.org/10.1002/jcb.26598"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "29239017"}], "href": "https://pubmed.ncbi.nlm.nih.gov/29239017"}]}, {"type": "r", "ref": 2, "children": [{"type": "t", "text": "Bin Wu, Kaixuan Wang, Janguo Fei, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Novel three‑lncRNA signature predicts survival in patients with pancreatic cancer."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Oncol Rep (2018)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.3892/or.2018.6761"}], "href": "https://doi.org/10.3892/or.2018.6761"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "30542694"}], "href": "https://pubmed.ncbi.nlm.nih.gov/30542694"}]}]}]}