Cited by 73Acute Myeloid Leukemia ResearchEpigenetics and DNA MethylationRetinoids in leukemia and cellular processes

Hotspot DNMT3A mutations in clonal hematopoiesis and acute myeloid leukemia sensitize cells to azacytidine via viral mimicry response

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Scheller, Marina, Ludwig, Anne Kathrin, Göllner, Stefanie, Rohde, Christian, Krämer, Stephen, Stäble, Sina, Janssen, Maike, Müller, James-Arne +21 more·2021·Nature Cancer

Abstract

Abstract Somatic mutations in DNA Methyltransferase 3A (DNMT3A) are among the most frequent alterations in clonal hematopoiesis (CH) and Acute Myeloid Leukemia (AML), with a hotspot in exon 23 at arginine 882 (DNMT3A-R882). Here we demonstrate that DNMT3A-R882H-dependent CH- and AML cells are specifically susceptible to the hypomethylating agent azacytidine (AZA). Addition of AZA to chemotherapy prolonged AML survival solely in patients with DNMT3A-R882 mutation, suggesting its potential as a novel predictive marker for AZA response. AML and CH mouse models confirmed AZA susceptibility specifically in DNMT3A-R882H-expressing cells. Hematopoietic stem and progenitor cells expressing DNMT3A-R882H exhibited cell-autonomous viral mimicry response as a result of focal DNA hypomethylation at retrotransposon sequences. Administration of AZA boosted hypomethylation of retrotransposons specifically in DNMT3A-R882H expressing cells and maintained elevated levels of canonical interferon-stimulated genes (ISGs), thus leading to suppressed protein translation and increased apoptosis.

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Crossref · 10.1038/s43018-021-00213-9

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  • Ccl5 encodes a chemokine that acts on immune cells and neurons and has been associated with brain pathologies, including PD.

    “Interestingly though, in particular the MoMg derived from hDNMT3A R882H HSC also prominently expressed Ccl5 , encoding a chemokine that acts on immune cells and neurons, and has been associated with brain pathologies, including PD 53-55 .”

    From Clonal hematopoiesis-associated motoric deficits caused by monocyte-derived microglia accumulating in aging mice (2025) · cites this paper as [53]

    The available passages discuss DNMT3A-mutant hematopoietic cells, azacytidine and viral mimicry (Abstract; no page given), not Ccl5’s effects on immune cells or neurons or its association with Parkinson’s disease. Searches for Ccl5 and for the chemokine–Parkinson’s disease connection found no passage addressing the attributed claim. (LLM, conf=0.73)

    Experimental — accuracy not yet measured
  • hDNMT3A R882H monocyte-derived microglia expressed significant levels of Ccl5.

    “Notably, hDNMT3A R882H MoMg also expressed significant levels of Ccl5 , a chemokine that has been associated with brain pathologies and was shown to act on immune cells and neurons 53-55 .”

    From Clonal hematopoiesis-associated motoric deficits caused by monocyte-derived microglia accumulating in aging mice (2025) · cites this paper as [53]

    The Abstract describes DNMT3A-R882H effects in hematopoietic and leukemia cells, while the other retrieved passages concern methylation and sequencing methods. Searches for Ccl5, monocyte-derived microglia, and brain-related effects found no passage reporting Ccl5 expression in hDNMT3A R882H MoMg. (LLM, conf=0.76)

    Experimental — accuracy not yet measured

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Research works printed but not linked: 3

  1. Feng, H., Conneely, K.N. & Wu, H. A Bayesian hierarchical model to detect differentially methylated loci from single nucleotide resolution sequencing data. Nucleic Acids Res 42, e69 (2014).
  2. Zerbino, D.R., Wilder, S.P., Johnson, N., Juettemann, T. & Flicek, P.R. The ensembl regulatory build. Genome Biol 16, 56 (2015).
  3. Subramanian, A., et al. Gene set enrichment analysis: a knowledge-based approach for interpreting genome-wide expression pro les. Proceedings of the National Academy of Sciences of the United States of America 102, 15545-15550 (2005).

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Authors
Scheller, M., Ludwig, A. K., Göllner, S., Rohde, C., Krämer, S., Stäble, S., Janssen, M., Müller, J.-A., He, L., Bäumer, N., Arnold, C., Gerß, J., Schönung, M., Thiede, C., Niederwieser, C., Niederwieser, D., Serve, H., Berdel, W. E., Thiem, U., Hemmerling, I., Leuschner, F., Plass, C., Schlesner, M., Zaugg, J., Milsom, M. D., Trumpp, A., Pabst, C., Lipka, D. B., & Müller-Tidow, C.
Affiliations
  • Heidelberg University (DE)
  • University Hospital Heidelberg (DE)
  • University of Augsburg (DE)
  • German Cancer Research Center (DE)
  • University Hospital Münster (DE)
  • European Molecular Biology Laboratory (DE)
  • University of Münster (DE)
  • University Hospital Carl Gustav Carus (DE)
  • University Medical Center Hamburg-Eppendorf (DE)
  • University Hospital Leipzig (DE)
  • Goethe University Frankfurt (DE)
  • Universität Hamburg (DE)
Corresponding author
Scheller, Marina
Venue
Nature Cancer
Published
2021-05-25
Volume
2
Issue
5
Pages
527-544
ISSN
2662-1347 (ISSN-L)
OpenAlex
W3164869407
Cited by
73
References
10
Citations by year
2026: 13 · 2025: 12 · 2024: 20 · 2023: 7 · 2022: 17 · 2021: 4
FWCI
7.80
Type
journal article
Language
en
Open access
Locations
  • Nature Cancer (publishedVersion)
  • Research Square (acceptedVersion, cc-by)
  • PubMed (publishedVersion)
  • OPUS (Augsburg University) (submittedVersion)
Funders
  • Deutsche Forschungsgemeinschaft (LI 2492/3-1, MU 1328/18‐1)
  • Deutsche Krebshilfe (70112974, 70113908)
  • Deutsche Jose Carreras Leukämie Stiftung
Topics
  • Health Sciences › Medicine › Hematology › Acute Myeloid Leukemia Research
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Epigenetics and DNA Methylation
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Retinoids in leukemia and cellular processes
Keywords
DNMT3A, clonal hematopoiesis, acute myeloid leukemia, azacitidine, hypomethylating agents, interferon-stimulated genes, hematopoietic stem cells, DNA demethylation, predictive biomarkers, apoptosis
MeSH terms
Clonal Hematopoiesis, DNA Methyltransferase 3A, Animals, Azacitidine, DNA (Cytosine-5-)-Methyltransferases, Hematopoietic Stem Cells, Mutation, Leukemia, Myeloid, Acute, Mice

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