Actively Recruiting

Phase 1
Phase 2
Age: 18Years - 66Years
All Genders
NCT04707300

Study Evaluating the Safety and the Efficacy of Human T Lymphoid Progenitor (HTLP) Injection to Accelerate Immune Reconstitution After Umbilical Cord Blood (UCB) Transplantation in Adult Patients With Hematologic Malignancies (HTLP-ONCO)

Led by Assistance Publique - Hôpitaux de Paris · Updated on 2025-11-20

10

Participants Needed

5

Research Sites

336 weeks

Total Duration

On this page

Sponsors

A

Assistance Publique - Hôpitaux de Paris

Lead Sponsor

U

URC-CIC Paris Descartes Necker Cochin

Collaborating Sponsor

AI-Summary

What this Trial Is About

This is an open-labelled and non-controlled Phase I/II clinical trial, evaluating the safety and the efficacy of Human T Lymphoid Progenitor (HTLP) injection to accelerate immune reconstitution after umbilical cord blood (UCB) transplantation in adult patients with hematologic malignancies. The dose limiting toxicity of HTLP injection will be evaluated using a model-based design.

CONDITIONS

Official Title

Study Evaluating the Safety and the Efficacy of Human T Lymphoid Progenitor (HTLP) Injection to Accelerate Immune Reconstitution After Umbilical Cord Blood (UCB) Transplantation in Adult Patients With Hematologic Malignancies (HTLP-ONCO)

Who Can Participate

Age: 18Years - 66Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Adults aged 18 to less than 66 years eligible for allogeneic stem cell transplantation and fit for the conditioning regimen
  • Diagnosed with hematologic malignancies
  • No matched related sibling donor or 10/10 matched unrelated donor available
  • Have two umbilical cord blood (UCB) units with HLA matches of 4/8 to 8/8 for loci A, B, C, and DRB1
  • At least one UCB unit with either at least 3 x 10e7 total nucleated cells per kg or at least 1.5 x 10e5 CD34+ cells per kg before freezing
  • No donor specific antibodies with mean fluorescence intensity over 5000
  • Affiliated with social security
  • Provided written, informed consent
Not Eligible

You will not qualify if you...

  • Any standard contraindications to allogeneic transplant
  • Left ventricular ejection fraction below 50%
  • Abnormal lab results: ALT/AST over 10 times upper limit, total bilirubin over 2.5 times upper limit, creatinine clearance below 60 ml/min
  • Unable to understand or provide informed consent
  • Active infections including HTLV-I, HIV-I, or HIV-II
  • Pregnant or breastfeeding women of childbearing potential
  • Progressive hematologic malignancies
  • Participation in another protocol within one month before inclusion that may affect immune recovery after bone marrow transplantation

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 5 locations

1

Hôpital Saint Louis

Paris, France

Actively Recruiting

2

Service d'Hématologie et thérapie cellulaire / CHU of Bordeaux

Pessac, France, 33604

Actively Recruiting

3

IUCT Oncopole Toulouse

Toulouse, France

Actively Recruiting

4

Institut Gustave Roussy

Villejuif, France

Not Yet Recruiting

5

Hematology department / Necker Children's Hospital

Paris, Île-de-France Region, France, 75015

Actively Recruiting

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Research Team

O

Olivier HERMINE, PhD & MD

CONTACT

N

Nelly Briand, PhD

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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