Characterizing Monocytes in Blood Disorders

Functional and Phenotypic Characterization of Monocytes in Myeloproliferative Syndromes-PHEMOP

NA · University Hospital, Angers · NCT06361641

This study is trying to learn more about the role of certain blood cells called monocytes in patients with specific blood disorders to see how they might affect the disease and treatment options.

Quick facts

PhaseNA
Study typeInterventional
Enrollment70 (estimated)
Ages18 Years and up
SexAll
SponsorUniversity Hospital, Angers (other gov)
Locations3 sites (Angers, Maine et Loire and 2 other locations)
Trial IDNCT06361641 on ClinicalTrials.gov

What this trial studies

This study focuses on the functional and phenotypic characterization of monocytes in patients with Philadelphia-negative myeloproliferative neoplasms (MPNs), including polycythemia vera, essential thrombocythemia, and primary myelofibrosis. It aims to understand the role of monocytes and macrophages in the pathogenesis of these disorders, which are characterized by excessive production of myeloid cells due to specific genetic mutations. By analyzing monocyte signatures at diagnosis, the study seeks to uncover insights into the immune response and inflammation associated with MPNs. The findings could lead to a better understanding of the disease mechanisms and potential therapeutic targets.

Who should consider this trial

Good fit: Ideal candidates for this study are adults diagnosed with polycythemia vera, essential thrombocythemia, or primary myelofibrosis who have not yet received specific treatment for their condition.

Not a fit: Patients with other hematological disorders or active cancers, as well as minors, are unlikely to benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide new insights into the immune mechanisms underlying myeloproliferative neoplasms, potentially leading to improved treatment strategies.

How similar studies have performed: While the role of monocytes in MPNs has been underexplored, similar studies in other hematological conditions have shown promising results, indicating potential for success in this novel approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Diagnosis of PV, ET, pre-myelofibrosis or primary myelofibrosis according to WHO 2022 criteria (including BOM for ET, premyelofibrosis and primary myelofibrosis)
* Patient who has not received treatment specific to hemopathy at the time of sampling
* Obtaining the signature of consent to participate in the study
* Patient having consented to be included in the "Malignant Hemopathy" collection of Angers University Hospital and in FIMBANK database

Exclusion Criteria:

* Person not affiliated to a social security scheme or beneficiary of such a scheme
* Patient with another hemopathy or another active cancer at the time of diagnosis
* Minor patient at diagnosis (\< 18 years old)
* Patient not capable or without agreement from the guardian or legal representative

Where this trial is running

Angers, Maine et Loire and 2 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Myeloproliferative Neoplasm, Polycythemia Vera, Essential Thrombocythemia, Primary Myelofibrosis

Last reviewed 2026-05-15 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.