Evidence map›Paper›PMID 40270033›Full record

ArticleVeterinary research2025

The African swine fever virus B125R protein antagonizes JAK-STAT signalling by promoting the degradation of IFNAR2.

Jun-Hao Fan, Yan-Yan Zhao, Yu-He Ma, Xiao-Ya Pan, Han-Cheng Shao, Meng-Hui Zi, Haojie Ren, Yuhang Zhang, Shichong Han, Bo Wan and 2 more

Abstract read
In one paragraph

Article in Veterinary research, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Review
  2. Review
  3. Review
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

12 authors.

Jun-Hao Fan *International Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Yan-Yan Zhao *International Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Yu-He MaInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Xiao-Ya PanInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Han-Cheng ShaoInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Meng-Hui ZiInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Haojie RenInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Yuhang ZhangInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Shichong HanInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Bo WanInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China.
Gai-Ping ZhangInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China. zhanggaiping2003@163.com.
Wen-Rui HeInternational Joint Research Centre of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450000, Henan, China. wrhe0111@163.com.ORCID http://orcid.org/0000-0002-4955-3357

Funding

Major Scientific and Technological Special Project of Henan Province 221100110600National Natural Science Foundation of China 32102655
6 · The paper itself

Abstract

African swine fever (ASF) is a highly contagious and severe hemorrhagic disease caused by African swine fever virus (ASFV). Currently, few safe and effective vaccines or antiviral drugs are available for its prevention. Interferon (IFN), a key component of innate antiviral immunity, induces interferon-stimulated genes (ISGs) by activating the JAK-STAT signalling pathway, resulting in antiviral effects. ASFV strains, including ASFV SY18, ASFV HLJ18, and ASFV BA71V, are highly sensitive to IFN-I treatment; however, the mechanisms by which ASFV antagonizes the host type I IFN response have not been fully elucidated. In this study, we identified the ASFV B125R protein (pB125R) as a negative regulator of the JAK-STAT pathway. We observed that ectopically expressed pB125R significantly suppressed the IFN-β-triggered activation of JAK-STAT signalling in HEK293T and PK-15 cells. Mechanistic studies revealed that pB125R binds to IFNAR2 and promotes its autophagic degradation, impairing the signal transduction of the IFN response at an early stage. This ultimately reduces the nuclear translocation of the ISGF3 complex and decreases ISG production. Our findings highlight the immunosuppressive activity of pB125R and reveal a novel mechanism by which ASFV evades the host IFN response, contributing to potential strategies for developing vaccines and therapeutics against ASF.

Indexed as

African Swine FeverAfrican Swine Fever VirusJanus KinasesReceptor, Interferon alpha-betaSignal TransductionSTAT Transcription FactorsViral ProteinsAnimalsHEK293 CellsHumansSwineJanus KinasesReceptor, Interferon alpha-betaSTAT Transcription FactorsViral ProteinsAfrican swine fever virusautophagyB125R proteinIFNAR2IFN-βJAK-STAT signalling pathway

Identifiers

PMID40270033
PMCPMC12016261

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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 OpenQuestion graph.