Evidence map›Paper›PMID 39355773›Full record

ArticleFrontiers in pharmacology2024

Extrachromosomal circular DNAs in prostate adenocarcinoma: global characterizations and a novel prediction model.

Qingliu He, Qingfu Su, Chengcheng Wei, Pu Zhang, Weihui Liu, Junyi Chen, Xiaoping Su, Wei Zhuang

Abstract read
In one paragraph

Article in Frontiers in pharmacology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
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1 · What the graph read from it

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Qingliu He *Department of Urology, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, China.
Qingfu Su *Department of Urology, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, China.
Chengcheng Wei *Department of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Pu Zhang *Department of Urology, Sichuan Provincial People's Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China.
Weihui LiuDepartment of Urology, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, China.
Junyi ChenDepartment of Urology, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, China.
Xiaoping SuDepartment of Urology, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, China.
Wei ZhuangDepartment of Urology, The Second Affiliated Hospital of Fujian Medical University, Quanzhou, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: The role of focal amplifications and extrachromosomal circular DNA (eccDNA) is still uncertain in prostate adenocarcinoma (PRAD). Here, we first mapped the global characterizations of eccDNA and then investigate the characterization of eccDNA-amplified key differentially expressed encoded genes (eKDEGs) in the progression, immune response and immunotherapy of PRAD. Methods: Circular_seq was used in conjunction with the TCGA-PRAD transcriptome dataset to sequence, annotate, and filter for eccDNA-amplified differentially expressed coding genes (eDEGs) in PRAD and para-cancerous normal prostate tissues. Afterwards, risk models were created and eKDEGs linked to the PRAD prognosis were identified using Cox and Lasso regression analysis. The immune microenvironment of the risk model was quantified using a variety of immunological algorithms, which also identified its characteristics with regard to immunotherapy, immune response, and immune infiltration. Results: In this research, there was no significant difference in the size, type, and chromosomal distribution of eccDNA in PRAD and para-cancerous normal prostate tissues. However, 4,290 differentially expressed eccDNAs were identified and 1,981 coding genes were amplified. Following that, 499 eDEGs were tested in conjunction with the transcriptome dataset from TCGA-PRAD. By using Cox and Lasso regression techniques, ZNF330 and PITPNM3 were identified as eKDEGs of PRAD, and a new PRAD risk model was conducted based on this. Survival analysis showed that the high-risk group of this model was associated with poor prognosis and validated in external data. Immune infiltration analysis showed that the model risks affected immune cell infiltration in PRAD, not only mediating changes in immune cell function, but also correlating with immunophenotyping. Furthermore, the high-risk group was negatively associated with anti- Conclusion:

Indexed as

extrachromosomal circular DNAimmune infiltrationimmunotherapyprostate adenocarcinomarisk model

Identifiers

PMID39355773
PMCPMC11442297

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