How EpoR and Stat5 control red blood cell growth and protein production

EpoR & Stat5 regulation of ribosome biogenesis and protein synthesis in erythropoiesis

NIH-funded research Univ of Massachusetts Med Sch Worcester · NIH-11303287

This research looks at how two proteins, EpoR and Stat5, help immature red blood cells rapidly make ribosomes and proteins so they can grow and mature.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniv of Massachusetts Med Sch Worcester NIH-funded
Lab location1 site (Worcester, United States)
Project IDNIH-11303287 on NIH RePORTER

What this research studies

Researchers compare normal and altered EpoR/Stat5 cells using samples from mice and humans to see how these signals change ribosome production and overall protein synthesis. They use single-cell RNA sequencing, measurements of rRNA transcription and protein synthesis rates, cell-size tracking, and genetic models lacking EpoR or Stat5. The work focuses on the moment when early red blood cell progenitors stop self-renewing and begin terminal maturation into erythroblasts. Experiments are lab-based and use tissue and blood samples rather than testing a treatment in patients.

Who could benefit from this research

Good fit: People with disorders of red blood cell production (for example specific anemias or marrow disorders) or healthy volunteers able to provide blood or marrow samples would be the most relevant candidates to contribute samples.

Not a fit: Patients seeking an immediate new treatment or those with conditions unrelated to blood cell production are unlikely to receive direct benefit from this lab-based research.

Why it matters

Potential benefit: If successful, this work could point to new ways to correct disorders of red blood cell production, such as certain anemias or blood cancers.

How similar studies have performed: Prior studies have shown EpoR/Stat5 affect red blood cell growth and maturation, but linking them to sharp, short-lived spikes in ribosome and protein synthesis at a key fate decision is a newer finding.

Where this research is happening

Worcester, 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 Cancers
Last reviewed 2026-06-13 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.