Evidence map›Paper›PMID 38889208›Full record

ArticleCancer science2024

SYT4 binds to SNAP25 to facilitate exosomal secretion and prostate cancer enzalutamide resistance.

Budeng Huang, Xiyue Deng, Guochao Zhou, Keqiang Li, Yuankang Feng, Guoqing Xie, Ruoyang Liu, Liang Song, Zhenlin Huang, Zhankui Jia

Abstract read
In one paragraph

Article in Cancer science, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Budeng HuangDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.ORCID https://orcid.org/0009-0006-9911-9467
Xiyue DengDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Guochao ZhouThe 947th Army Hospital of the Chinese PLA, Kashgar, China.
Keqiang LiDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Yuankang FengDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Guoqing XieDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Ruoyang LiuDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Liang SongDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Zhenlin HuangDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.
Zhankui JiaDepartment of Urology, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.ORCID https://orcid.org/0009-0004-5879-8120

Funding

The National Natural Science Foundation of China 82303032The Natural Science Foundation of Henan Province 212300410265
6 · The paper itself

Abstract

Prostate carcinoma represents a predominant malignancy affecting the male population, with androgen deprivation therapy (ADT) serving as a critical therapeutic modality for advanced disease states, but it often leads to the development of resistance. Enzalutamide (Enz), a second-generation antiandrogen drug, initially offers substantial therapeutic benefit, but its efficacy wanes as drug resistance ensues. In this study, we found that synaptotagmin 4 (SYT4) is an upregulated gene in enzalutamide-resistant (EnzR) cell lines. The downregulation of SYT4, in combination with enzalutamide therapy, substantially enhances the antiproliferative effect on resistant prostate cancer cells beyond the capacity of enzalutamide monotherapy. SYT4 promotes vesicle efflux by binding to the synaptosome-associated protein 25 (SNAP25), thereby contributing to cell resistance against enzalutamide. The elevated expression of SYT4 is mediated by bromodomain-containing protein 4 (BRD4), and BRD4 inhibition effectively suppressed the expression of SYT4. Treatment with a therapeutic dose of enzalutamide combined with ASO-1, an antisense oligonucleotide drug targeting SYT4, shows promising results in reversing the resistance of prostate cancer to enzalutamide.

Indexed as

BenzamidesDrug Resistance, NeoplasmExosomesNitrilesPhenylthiohydantoinProstatic NeoplasmsSynaptotagminsAnimalsBromodomain Containing ProteinsCell Cycle ProteinsCell Line, TumorCell ProliferationGene Expression Regulation, NeoplasticHumansMaleMiceBenzamidesBRD4 protein, humanBromodomain Containing ProteinsCell Cycle ProteinsenzalutamideNitrilesPhenylthiohydantoinSNAP25 protein, humanSynaptosomal-Associated Protein 25SynaptotagminsTranscription FactorsBRD4enzalutamide resistanceexosomeSNAP25SYT4

Identifiers

PMID38889208
PMCPMC11309949

What Socratic holds

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LicenceCC BY-NC-ND
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.