How blood stem cells communicate with their environment through tiny vesicles

Hematopoietic stem and progenitor cell regulation of the niche through extracellular vesicles

NIH-funded research Children's Hosp of Philadelphia · NIH-11085191

This study is looking at how special cells in your bone marrow, which help make blood, communicate with their surroundings and how tiny bubbles called extracellular vesicles might help them work better during treatments like stem cell transplants, with the goal of improving outcomes for people with blood disorders.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionChildren's Hosp of Philadelphia NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11085191 on NIH RePORTER

What this research studies

This research investigates how hematopoietic stem and progenitor cells (HSPC) interact with their surrounding environment in the bone marrow, particularly focusing on the role of extracellular vesicles. These vesicles carry important signals that may influence the behavior and effectiveness of HSPC during treatments like stem cell transplantation. By understanding these interactions, the research aims to improve the conditions under which HSPC can thrive and engraft, potentially leading to better treatment outcomes for patients with blood disorders. The study employs advanced techniques to analyze the communication between HSPC and the supportive cells in the bone marrow niche.

Who could benefit from this research

Good fit: Ideal candidates for this research include patients with acute myeloid leukemia or other blood disorders who are considering stem cell transplantation.

Not a fit: Patients with stable blood disorders that do not require stem cell intervention may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could enhance the effectiveness of stem cell transplants and reduce the side effects associated with current conditioning treatments.

How similar studies have performed: Other research has shown promising results in understanding the role of extracellular vesicles in cell communication, suggesting that this approach may lead to significant advancements in treatment strategies.

Where this research is happening

Philadelphia, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions allogeneic disease
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.