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December 8, 2025BloodOpen Access

SMARCC1 loss impairs differentiation and enhances self-renewal in ASXL1-mutant hematopoietic cells

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Authors

MKMineo Kurokawa

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Overview

CRISPR-Cas9 knockout enhances self-renewal and impairs differentiation in Asxl1-mutant hematopoietic cells, suggesting epigenetic collaboration with tumor suppressor genes.

Key Points

  • This research aims to explore the interaction between SMARCC1 loss and ASXL1 mutations in hematopoietic cells.
  • Performed CRISPR-Cas9 knockout screen
  • Used heterozygous knock-in mouse model with Asxl1 mutation
  • Assessed self-renewal via colony-forming assays
  • Conducted flow cytometry analysis
  • Smarcc1 knockout enhanced self-renewal in ASXL1-mutant cells
  • Differentiation was impaired, as shown by reduced Gr-1 positivity
  • Analysis revealed SMARCC1 loss correlates with epigenetic changes linked to leukemia

Cite This Study

Mineo Kurokawa (2025) studied this question.

synapsesocial.com/papers/693624d74fa91c937236d0e2https://doi.org/10.1182/blood-2025-5008
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Also Consider

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

  1. 1Clone-specific epigenetic regulatory mechanisms in ASXL1-mutant chronic myelomonocytic leukemia2025
  2. 2Human ASXL1-Mutant Hematopoiesis Is Driven by a Truncated Protein Associated with Aberrant Deubiquitination of H2AK1192024 · 14 citations
  3. 3Abstract 1703: SMARCA2/4 degraders relieve the differentiation block in AML via changes in chromatin looping and accessibility2024
  4. 4Abstract 1723: Targeting SMARCA1 in rhabdomyosarcoma: Potential therapeutic implications2024
  5. 5Abstract 4843: Smarca1 maintains PAX3-FOXO1 fusion oncogene and coordinates EMT networks through chromatin remodeling2026