Synapse
⌘+K
Synapse
PulseExploreJournal ClubResearchersJournals
Instagram
HomeJournal ClubExplore
December 8, 2025Blood

Sf3b1+/K700E hematopoietic stem cells create their own expansion niche

View Full Paper
Ask AI
Bookmark
Share

Authors

EHElodie HenrietJSJeffrey A. SteinbergEKEmilia Kooienga

Discussion

Loading...

Member takes

Overview

Observational analysis shows mutant HSCs influence cytokines in bone marrow, promoting expanded hematopoiesis and progression to AML.

Key Points

  • Mutant HSCs from Sf3b1+/K700E mice significantly expand in bone marrow, suggesting high proliferative capacity.
  • Increased cytokine levels, including MCP-1 and IL1α, indicate a supportive BM microenvironment for mutant HSCs.
  • Co-culture experiments demonstrate that mutant HSCs promote a 5-fold expansion of WT HSCs compared to controls.
  • Alterations in cell communication genes may present new therapeutic targets for preventing MDS progression.

Cite This Study

Henriet et al. (2025) studied this question.

synapsesocial.com/papers/69362f4b4fa91c937236d761https://doi.org/10.1182/blood-2025-861
View Full Paper
Ask AI
Bookmark
Share

Also Consider

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

  1. 1Impact of different Sf3b1 mutations on hematopoietic function and erythropoiesis2025
  2. 2SF3B1 mutations K700E, K666N, and R625H: Gene expression and aberrant splicing consequences2025
  3. 3Replicative stress-induced aging of hematopoietic stem progenitor cells increases oncogenic mutation burden and incidence of myelodysplasia in sickle cell disease mice2025
  4. 4Endothelial SRSF1 regulates hematopoietic stem cell function in the bone marrow microenvironment2025
  5. 5Targeting ephrin A3 in the bone marrow niche offers a promising therapeutic strategy to impede hematopoietic stem cell maintenance in MDS patients2025