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Updated: Aug 29, 2025

Oncogene Expression Analysis with Alterations in pH in a Pancreatic Ductal Cell Line
Published on: April 11, 2025
Systematic pan‑cancer analysis identifies CDC45 as having an oncogenic role in human cancers
Yalin Lu1, Xingjie Chen1, Fang Liu2
1Department of Neurosurgery, Tianjin Medical University General Hospital, Tianjin 300052, P.R. China.
Abstract:
Cell division cycle 45 (CDC45) is an essential protein required for the initiation of DNA replication. In the present study, the role of CDC45 across 33 cancers was systematically investigated. It was observed that the expression of CDC45 was significantly upregulated in most cancers, exhibiting a marked negative correlation with the overall survival. Next, there was no significant difference in prognosis between the genomically altered and unaltered groups with respect to clinical outcomes. A decreased level of CDC45 at the DNA promoter region was also identified in several cancers. Furthermore, CDC45 expression was associated with the levels of tumor‑infiltrating immune cells in some specific cancer types. In addition, CDC45 was associated with m6A methylation, and CDC45 expression was primarily positively correlated with 'writers' and 'readers' in various cancers, particularly HNRNPC, RBM15 and YTHDC1. Gene enrichment analysis was also performed. In addition, the AUC of each cancer with respect to its 1‑, 3‑, and 5‑year survival rates were explored. Finally, CCK‑8 assays, EdU assays and cell cycle analysis were conducted. In conclusion, the present study demonstrated that CDC45 may be a potential biomarker and target for cancer treatment.
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