Infusion of specialized donor lymphocytes after stem cell transplant

CD62L Depleted Donor Lymphocyte Infusion With T Cell Depleted Haploidentical Hematopoietic Stem Cell Transplantation

PHASE2 · Hong Kong Children's Hospital · NCT06034535

This study is testing if a special type of donor immune cells can help patients with different diseases recover better after receiving a stem cell transplant.

Quick facts

PhasePHASE2
Study typeInterventional
Enrollment23 (estimated)
AgesN/A to 18 Years
SexAll
SponsorHong Kong Children's Hospital (other)
Drugs / interventionschemotherapy
Locations1 site (Hong Kong)
Trial IDNCT06034535 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the use of CD62L depleted donor lymphocyte infusion in conjunction with T cell depleted haploidentical hematopoietic stem cell transplantation to treat patients with various malignant or non-malignant diseases. The study aims to assess the effectiveness of this approach by evaluating graft failure-free and graft-versus-host disease-free survival rates at one year, as well as monitoring adverse events and post-transplant complications. The trial involves the collection of stem cells from a related haploidentical donor, which are then processed to remove specific T cells before being infused into the patient on the same day.

Who should consider this trial

Good fit: Ideal candidates include patients needing an allogeneic hematopoietic stem cell transplant who have an HLA-haploidentical donor available.

Not a fit: Patients with terminal malignancies and multiorgan failure, or those for whom alternative treatments are more appropriate, may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could improve transplant outcomes and reduce complications for patients requiring stem cell transplants.

How similar studies have performed: While this approach is innovative, similar studies have shown promise in improving transplant outcomes, suggesting potential for success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patient who requires allogeneic hematopoietic stem cell transplant, has no human leukocyte antigen (HLA)-matched sibling donor but has an HLA-haploidentical donor.
* Adequate organ function to tolerate the conditioning chemotherapy and radiotherapy
* Karnofsky or Lansky performance status score ≥50

Exclusion Criteria:

* Pregnant or lactating woman
* HIV infection
* Patients for whom alternative treatment is deemed more appropriate by treating physician
* Patients who are unlikely to benefit from haploidentical hematopoietic stem cell transplantation, e.g., terminal malignancy with multiorgan failure

Where this trial is running

Hong Kong

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: Hematopoietic Organs, Disorder

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.