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日本脑炎病毒相关的人小胶质细胞在非受体依赖性感染中诱导人微血管内皮细胞死亡。

Japanese encephalitis virus-associated human microglia induce cell death of human microvascular endothelial cells in receptor-independent infection.

作者信息

Fellay Isabelle, Blanc Pauline, Larionov Alexey, Schlunke Léa, Filgueira Luis, Lannes Nils

机构信息

Department of Oncology, Microbiology and Immunology, Unit of Anatomy, Faculty of Science and Medicine, University of Fribourg, Fribourg, Switzerland.

Laboratory of Microbiology and Microtechnology, School of Life Sciences (SV), Ecole Polytechnique Fédérale de Lausanne, Lausanne, Switzerland.

出版信息

Front Cell Infect Microbiol. 2025 May 2;15:1580958. doi: 10.3389/fcimb.2025.1580958. eCollection 2025.


DOI:10.3389/fcimb.2025.1580958
PMID:40384979
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC12081440/
Abstract

INTRODUCTION: The neurotropic virus Japanese encephalitis virus invades the human central nervous system, inducing neuroinflammation and further disruption of the blood-brain barrier. JEV interacts with various cell types of the blood-brain barrier including the endothelial cells. The present work aims to investigate impact of receptor-dependent and independent infection of human microvascular endothelial cells by Japanese encephalitis virus. METHODS: Receptor-dependent infection was achieved using cell-free virus while receptor-independent infection was by co-culture of microvascular endothelial cells with virus-associated microglia. RESULTS: While both receptor-dependent and independent infections of human microvascular endothelial cells led to virus propagation, only receptor-independent infection induced cell death of human microvascular endothelial cells. While the CXCR1-CXCL1 axis was inefficient in blocking virus rescue and protecting endothelial cell from cell death, transcriptomics analysis identified Tumour Necrosis Factor-related apoptosis inducing ligand and receptors as potential key player leading to endothelial cell death. DISCUSSION: Overall, our findings demonstrate that human microvascular endothelial cells supply virus propagation and Japanese encephalitis virus-associated microglia greatly contribute to endothelial cell death, an important component of the blood brain barrier integrity. Importantly, Tumour Necrosis Factor-related apoptosis inducing ligand and receptors represents a promising therapeutic target preventing microvascular endothelial cell death after neuroinvasion.

摘要

引言:嗜神经性病毒日本脑炎病毒侵入人类中枢神经系统,引发神经炎症并进一步破坏血脑屏障。日本脑炎病毒与包括内皮细胞在内的血脑屏障的多种细胞类型相互作用。本研究旨在探讨日本脑炎病毒对人微血管内皮细胞的受体依赖性感染和非受体依赖性感染的影响。 方法:使用无细胞病毒实现受体依赖性感染,而通过微血管内皮细胞与病毒相关小胶质细胞共培养实现非受体依赖性感染。 结果:虽然人微血管内皮细胞的受体依赖性感染和非受体依赖性感染均导致病毒增殖,但只有非受体依赖性感染诱导人微血管内皮细胞死亡。虽然CXCR1-CXCL1轴在阻止病毒拯救和保护内皮细胞免于细胞死亡方面效率低下,但转录组学分析确定肿瘤坏死因子相关凋亡诱导配体及其受体是导致内皮细胞死亡的潜在关键因素。 讨论:总体而言,我们的研究结果表明,人微血管内皮细胞支持病毒增殖,而日本脑炎病毒相关小胶质细胞对内皮细胞死亡有很大影响,内皮细胞死亡是血脑屏障完整性的重要组成部分。重要的是,肿瘤坏死因子相关凋亡诱导配体及其受体是预防神经侵袭后微血管内皮细胞死亡的一个有前景的治疗靶点。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/9e596a018489/fcimb-15-1580958-g006.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/167742b1284b/fcimb-15-1580958-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/0b34911aeca2/fcimb-15-1580958-g002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/6a71f2d2d5c6/fcimb-15-1580958-g003.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/9f04e34866eb/fcimb-15-1580958-g004.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/06aee9f7c52d/fcimb-15-1580958-g005.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/9e596a018489/fcimb-15-1580958-g006.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/167742b1284b/fcimb-15-1580958-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/0b34911aeca2/fcimb-15-1580958-g002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/6a71f2d2d5c6/fcimb-15-1580958-g003.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/9f04e34866eb/fcimb-15-1580958-g004.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/06aee9f7c52d/fcimb-15-1580958-g005.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7ef3/12081440/9e596a018489/fcimb-15-1580958-g006.jpg

相似文献

[1]
Japanese encephalitis virus-associated human microglia induce cell death of human microvascular endothelial cells in receptor-independent infection.

Front Cell Infect Microbiol. 2025-5-2

[2]
CXCR1-CXCL1-dependent cell-to-cell Japanese encephalitis virus transmission by human microglial cells.

Sci Rep. 2019-3-18

[3]
Pathogenicity and virulence of Japanese encephalitis virus: Neuroinflammation and neuronal cell damage.

Virulence. 2021-12

[4]
Mesenchymal stem cells alleviate Japanese encephalitis virus-induced neuroinflammation and mortality.

Stem Cell Res Ther. 2017-2-16

[5]
Infection of pericytes in vitro by Japanese encephalitis virus disrupts the integrity of the endothelial barrier.

J Virol. 2013-11-6

[6]
Japanese encephalitis virus disrupts blood-brain barrier and modulates apoptosis proteins in THBMEC cells.

Virus Res. 2017-4-2

[7]
Brain microvascular endothelial-astrocyte cell responses following Japanese encephalitis virus infection in an in vitro human blood-brain barrier model.

Mol Cell Neurosci. 2018-4-7

[8]
Japanese encephalitis virus NS1 and NS1' protein disrupts the blood-brain barrier through macrophage migration inhibitory factor-mediated autophagy.

J Virol. 2024-5-14

[9]
Comparative analysis of neuroinvasion by Japanese encephalitis virulent and vaccine viral strains in an in vitro model of human blood-brain barrier.

PLoS One. 2021

[10]
Viral Infection of the Central Nervous System and Neuroinflammation Precede Blood-Brain Barrier Disruption during Japanese Encephalitis Virus Infection.

J Virol. 2015-5

本文引用的文献

[1]
Japanese encephalitis virus infection induces mitochondrial-mediated apoptosis through the proapoptotic protein BAX.

Front Microbiol. 2024-10-28

[2]
Alterations in CX3CL1 Levels and Its Role in Viral Pathogenesis.

Int J Mol Sci. 2024-4-18

[3]
Japanese Encephalitis: Risk of Emergence in the United States and the Resulting Impact.

Viruses. 2023-12-28

[4]
Potential for emergence of Japanese encephalitis in the European Union.

Zoonoses Public Health. 2024-5

[5]
Intracellular Iron Accumulation Induces Inflammatory and Oxidative Status of the Host After Japanese Encephalitis Viral Infection.

Mol Neurobiol. 2024-1

[6]
Japanese Encephalitis virus infection in astrocytes modulate microglial function: Correlation with inflammation and oxidative stress.

Cytokine. 2023-10

[7]
Japanese Encephalitis Virus: An Update on the Potential Antivirals and Vaccines.

Vaccines (Basel). 2023-3-27

[8]
Japanese Encephalitis Virus infection increases USP42 to stabilize TRIM21 and OAS1 for neuroinflammatory and anti-viral response in human microglia.

Virology. 2022-8

[9]
Blood-Brain Barrier Breakdown: An Emerging Biomarker of Cognitive Impairment in Normal Aging and Dementia.

Front Neurosci. 2021-8-19

[10]
Comparative analysis of neuroinvasion by Japanese encephalitis virulent and vaccine viral strains in an in vitro model of human blood-brain barrier.

PLoS One. 2021

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