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ALYREF correlates with tumor progression and therapy resistance in localized and advanced prostate cancer
1Department of Urology, Guangdong Key Laboratory of Clinical Molecular Medicine and Diagnostics, Guangzhou First People’s Hospital, Guangzhou Medical University, 510180 Guangzhou, Guangdong, China
2Department of Urology, Minimally Invasive Surgery Center, The First Affiliated Hospital of Guangzhou Medical University, Guangdong Key Laboratory of Urology, Guangzhou Institute of Urology, 510230 Guangzhou, Guangdong, China
3Department of Urology, Meizhou People’s Hospital (Huangtang Hospital), 514000 Meizhou, Guangdong, China
4Department of Urology, Huizhou Central People’s Hospital, 516000 Huizhou, Guangdong, China
5Institute for Integrative Genome Biology, University of California, Riverside, CA 92507, USA
6Institute of Gerontology, Guangzhou Geriatric Hospital, Guangzhou Medical University, 510550 Guangzhou, Guangdong, China
DOI: 10.22514/jomh.2026.033 Vol.22,Issue 4,April 2026 pp.42-52
Submitted: 10 October 2025 Accepted: 16 December 2025
Published: 30 April 2026
*Corresponding Author(s): Yanru Zeng E-mail: Jolene@gzhmu.edu.cn
*Corresponding Author(s): Weide Zhong E-mail: eyweidezhong@scut.edu.cn
† These authors contributed equally.
Background: Prostate cancer (PCa) is a leading malignancy in men, with a poor prognosis in the advanced stage. Aly/REF export factor (ALYREF), a 5-methylcytosine (m5C)-binding protein regulating RNA export, has been implicated in several cancers. This study aimed to clarify the role of ALYREF in PCa progression and prognosis. Methods: We integrated multi-omics datasets from The Cancer Genome Atlas (TCGA), Stand Up To Cancer (SU2C), Genotype-Tissue Expression (GTEx), and Cancer Dependency Map (DepMap) with immunohistochemistry and in vitro assays. Survival outcomes were analyzed using Kaplan-Meier and Cox regression. Functional enrichment assessed ALYREF-associated pathways, while ALYREF knockdown in LNCaP and enzalutamide-resistant cells evaluated its oncogenic role. Results: ALYREF was significantly upregulated in multiple cancer types and correlated with poor prognosis in PCa. High ALYREF expression predicted biochemical recurrence in localized PCa and shorter progression-free and overall survival in advanced PCa. Multi-omics profiling revealed enrichment in MYC targets, oxidative phosphorylation, E2F signaling, and mTORC1 pathways. DepMap data showed that ALYREF is essential for tumor cell proliferation, with high dependency in PCa lines. Consistently, ALYREF knockdown suppressed cell viability and clonogenic growth in both hormone-sensitive and resistant models. Conclusions: This study identifies ALYREF as an oncogenic driver and unfavorable prognostic biomarker in PCa. Integrating multi-omics evidence with functional validation, ALYREF emerges as a promising therapeutic target, particularly in advanced and therapy-resistant PCa.
ALYREF; Prostate cancer; Biomarkers; Multi-omics analysis
Zhouda Cai,Yu Liu,Shengda Song,Chuanfan Zhong,Jiahong Chen,Le Zhang,Chao Cai,Jianming Lu,Yanru Zeng,Weide Zhong. ALYREF correlates with tumor progression and therapy resistance in localized and advanced prostate cancer. Journal of Men's Health. 2026. 22(4);42-52.
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