Evidence map›Paper›PMID 41213906›Full record

ArticleNature communications2025

Chromatin remodeling enhances MAP3K8 expression in HAM: a key pathogenesis for therapeutic intervention.

Makoto Nakashima, Kaho Nagai, Naoki Takao, Natsumi Araya, Yuuta Kuze, Jun Mizuike, Shu Tosaka, Satoko Aratani, Naoko Yagishita, Erika Horibe and 7 more

Abstract read
In one paragraph

Article in Nature communications, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

17 authors.

Makoto NakashimaDepartment of Rare Diseases Research, Institute of Medical Science, St. Marianna University School of Medicine, Kanagawa, Japan.
Kaho NagaiLaboratory of Tumor Cell Biology, Department of Medical Genome Sciences, Graduate School of Frontier Sciences, University of Tokyo, Tokyo, Japan.
Naoki TakaoDepartment of Neurology, St. Marianna University School of Medicine, Kanagawa, Japan.ORCID http://orcid.org/0000-0002-7349-4369
Natsumi ArayaDepartment of Rare Diseases Research, Institute of Medical Science, St. Marianna University School of Medicine, Kanagawa, Japan.ORCID http://orcid.org/0000-0001-6378-3741
Yuuta KuzeDepartment of Computational Biology and Medical Sciences, Graduate School of Frontier Sciences, The University of Tokyo, Chiba, Japan.
Jun MizuikeLaboratory of Tumor Cell Biology, Department of Medical Genome Sciences, Graduate School of Frontier Sciences, University of Tokyo, Tokyo, Japan.
Shu TosakaLaboratory of Tumor Cell Biology, Department of Medical Genome Sciences, Graduate School of Frontier Sciences, University of Tokyo, Tokyo, Japan.ORCID http://orcid.org/0009-0008-2977-1788
Satoko ArataniDepartment of Rare Diseases Research, Institute of Medical Science, St. Marianna University School of Medicine, Kanagawa, Japan.
Naoko YagishitaDepartment of Rare Diseases Research, Institute of Medical Science, St. Marianna University School of Medicine, Kanagawa, Japan.ORCID http://orcid.org/0000-0001-9810-5019
Erika HoribeDepartment of Rare Diseases Research, Institute of Medical Science, St. Marianna University School of Medicine, Kanagawa, Japan.ORCID http://orcid.org/0009-0008-7830-5281
Toshiki WatanabeDepartment of Hematology, St. Marianna University School of Medicine, Kanagawa, Japan.ORCID http://orcid.org/0000-0002-1198-3773
Tomoo SatoDepartment of Rare Diseases Research, Institute of Medical Science, St. Marianna University School of Medicine, Kanagawa, Japan.ORCID http://orcid.org/0000-0001-8439-3128
Yasuhito NannyaDivision of Hematopoietic Disease Control, The Institute of Medical Science, the University of Tokyo, Tokyo, Japan.ORCID http://orcid.org/0000-0002-6526-0992
Yutaka SuzukiDepartment of Computational Biology and Medical Sciences, Graduate School of Frontier Sciences, The University of Tokyo, Chiba, Japan.ORCID http://orcid.org/0000-0003-4852-1879
Kaoru UchimaruLaboratory of Tumor Cell Biology, Department of Medical Genome Sciences, Graduate School of Frontier Sciences, University of Tokyo, Tokyo, Japan.ORCID http://orcid.org/0000-0002-1665-9606
Makoto YamagishiLaboratory of Tumor Cell Biology, Department of Medical Genome Sciences, Graduate School of Frontier Sciences, University of Tokyo, Tokyo, Japan. myamagishi@edu.k.u-tokyo.ac.jp.ORCID http://orcid.org/0000-0002-8142-4686
Yoshihisa YamanoDepartment of Rare Diseases Research, Institute of Medical Science, St. Marianna University School of Medicine, Kanagawa, Japan. yyamano@marianna-u.ac.jp.ORCID http://orcid.org/0000-0001-7527-0345

Funding

Japan Agency for Medical Research and Development (AMED) JP23fk0108672Japan Agency for Medical Research and Development (AMED) JP23wm0325056Japan Agency for Medical Research and Development (AMED) JP24ama221534Japan Agency for Medical Research and Development (AMED) JP24ek0109735Japan Agency for Medical Research and Development (AMED) JP25ek0109827hJapan Agency for Medical Research and Development (AMED) JP25fk0108733hMEXT | Japan Society for the Promotion of Science (JSPS) JP22K07507MEXT | Japan Society for the Promotion of Science (JSPS) JP24K02317MEXT | Japan Society for the Promotion of Science (JSPS) JP24K10148
6 · The paper itself

Abstract

Human T-cell leukemia virus type 1 (HTLV-1)-associated myelopathy (HAM) is a debilitating neuroinflammatory disease with no available effective treatments. A hallmark of HAM is the transformation of HTLV-1-infected cells into T helper type 1 (Th1)-like cells, characterized by excessive interferon (IFN)-γ production that drives chronic inflammation. However, the molecular mechanisms fuel this aberrant Th1-like transformation and sustained inflammation remain poorly understood. We hypothesized that HAM-characteristic chromatin remodeling plays a pivotal role in the overexpression of key genes driving inflammatory pathogenesis. Using transcriptomic analysis, chromatin accessibility profiling, and biomarker evaluations across HTLV-1-related diseases, we identify MAP3K8 as a key gene that defines the unique inflammatory profile of HAM. MAP3K8 overexpression promotes Th1-like differentiation and constitutively activates the MEK-ERK signaling pathway. Furthermore, we elucidate the mechanism by which HTLV-1 Tax, Fosl2, and c-Jun collaboratively induce HAM-characteristic chromatin remodeling at the enhancer region of the MAP3K8 locus. Crucially, we demonstrate that mitogen-activated protein kinase kinase (MEK) inhibitors effectively suppress the MAP3K8-MEK signaling cascade and significantly mitigated inflammatory pathogenesis in an ex vivo culture assay. Our findings provide critical insights into the virus-host interactions underpinning HAM and propose the MAP3K8-MEK-ERK axis as a promising therapeutic target for this challenging condition.

Indexed as

Chromatin Assembly and DisassemblyHuman T-lymphotropic virus 1MAP Kinase Kinase KinasesParaparesis, Tropical SpasticCell DifferentiationGene Products, taxHumansMAP Kinase Signaling SystemProto-Oncogene ProteinsProto-Oncogene Proteins c-fosTh1 CellsGene Products, taxMAP3K8 protein, humanMAP Kinase Kinase KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-fostax protein, Human T-lymphotrophic virus 1

Identifiers

PMID41213906
PMCPMC12603273

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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.