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December 8, 2025Blood

Elucidating gene alterations driving hematopoietic dysfunction in PNH via patient-derived ips cell modeling and whole-genome sequencing

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Authors

KOKazuo OgamiYHYoichi HanaokaTKTatsuya Kawaguchi

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Overview

Observational analysis identifies genetic mutations involved in hematopoietic dysfunction in paroxysmal nocturnal hemoglobinuria patients, suggesting complex underlying biology.

Key Points

  • Hematopoietic dysfunction was reproduced in the PNH-iPSC model, indicating the need for further genetic exploration.
  • Among five patients, variant analysis showed known and novel mutations potentially affecting hematopoiesis.
  • Whole-genome sequencing revealed multiple PNH clone-specific somatic mutations, underscoring genetic heterogeneity.
  • Limited recovery post-PIGA mutation correction suggests additional pathogenic factors are at play in PNH.

Cite This Study

Ogami et al. (2025) studied this question.

synapsesocial.com/papers/69362f7f4fa91c937236e5f0https://doi.org/10.1182/blood-2025-28
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Clonal hematopoiesis and immune dysregulation in classic PNH2025
  2. 2Clonal architecture and dynamics of somatic evolution in aplastic anemia and paroxysmal nocturnal hemoglobinuria2025 · 1 citations
  3. 3Treatment-requiring paroxysmal nocturnal hemoglobinuria in association with myeloproliferative neoplasms (MPNs): Clinical correlations and outcomes2025
  4. 4Paroxysmal Nocturnal Hemoglobinuria: Unraveling Its Molecular Pathogenesis and Advancing Targeted Therapeutic Strategies2025
  5. 5Paroxysmal Nocturnal Hemoglobinuria: Unraveling Its Molecular Pathogenesis and Advancing Targeted Therapeutic Strategies2025 · 5 citations