Evidence mapPaperPMID 41673232Full record

ArticleCell biology and toxicology2026

Single-cell RNA-Seq reveals transcriptional heterogeneity in sepsis and down-regulation of SNHG5/miR-324-5p/CDK16 axis in T cells.

Jinxin Zhang, Heliang Fu, Shanshou Liu, Jiangang Xie, Shunzhong Zhao, Xianqi Wang, Qianmei Wang, Shanbo Hu, Peng Zhao, Jijun Chen and 2 more

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Article in Cell biology and toxicology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

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12 authors.

Jinxin Zhang *Department of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China.
Heliang Fu *Department of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China.
Shanshou Liu *Department of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China.
Jiangang XieDepartment of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China.
Shunzhong ZhaoEmergency Department, No. 73 Group Army Hospital of the PLA Army, Xiamen, Fujian, 361000, China.
Xianqi WangDepartment of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China.
Qianmei WangDepartment of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China.
Shanbo HuDepartment of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China.
Peng ZhaoDepartment of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China.
Jijun ChenDepartment of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China. 253192178@qq.com.
Junjie LiDepartment of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China. doctorljj@126.com.
Wen YinDepartment of Emergency, Xijing Hospital, Fourth Military Medical University, Xi'an, 710032, China. xjyyyw@126.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

OBJECTIVE AND

designT lymphopenia is a common phenomenon in the sepsis patients, closely related with secondary infection and patients death, whereas its mechanism is still largely unelucidated. Hence, it is urgent to study the mechanism underlying sepsis induced T lymphopenia and lower morbidity and mortality of septic infection. MATERIAL AND

methodsWe performed Single-cell RNA-seq (scRNA-seq) and created an atlas of peripheral blood mononuclear cells (PBMCs) from sepsis patients and healthy volunteers (n = 3). To further illustrate mechanisms related to fundamental biological in sepsis, we investigated SNHG5 mediated T cell apoptosis.

resultsWe collected blood samples of 3 sepsis patients and 3 healthy donors, separated PBMCs, and performed scRNA-seq to create a atlas of PBMCs. 7 cell clusters were identified and annotated, followed by differentially expressed genes and pathway analysis. Then, we systematically discussed the cellular heterogeneity, and generated gene expression patterns of 7 different cellular cluster in sepsis and healthy group. Further analysis DEG and further bioinformatics analysis of different cellular cluster indicated that SNHG5/miR-324-5p/CDK16 axis contributed to inflammatory T cell apoptosis in sepsis. And further inhibitory and functional experiments indicated that SNHG5/miR-324-5p/CDK16 axis contributed to inflammatory T cell apoptosis in sepsis.

conclusionThis study unveiled molecular mechanisms related to T lymphopenia in sepsis, such as cell fate decisions and modulation of SNHG5/miR-324-5p/CDK16 axis, making SNHG5 a promising therapeutic measurement for sepsis.

Indexed as

Cyclin-Dependent KinasesMicroRNAsRNA-SeqSepsisT-LymphocytesApoptosisDown-RegulationHumansLeukocytes, MononuclearMaleSingle-Cell AnalysisSingle-Cell Gene Expression AnalysisCyclin-Dependent KinasesMicroRNAsApoptosisScRNA-seqSepsisSNHG5T cell

Identifiers

PMID41673232
PMCPMC12971769

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