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A randomized trial comparing conventional GVHD prophylaxis vs. anti-thymocyte globulin-combined GVHD prophylaxis in HLA 1-locus mismatched unrelated bone marrow transplantation.

A randomized trial comparing conventional GVHD prophylaxis vs. anti-thymocyte globulin-combined GVHD prophylaxis in HLA 1-locus mismatched unrelated bone marrow transplantation. - A randomized trial comparing ATG vs. no ATG in HLA 1-locus mismatched transplantation.

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000028008
Enrollment
130
Registered
2017-07-01
Start date
2017-07-10
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Acute myeloid leukemia Acute lymphoblastic leukemia Adult T cell leukemia Chronic myelogenous leukemia Myelodysplastic syndrome Non-Hodgkin lymphoma Hodgkin lymphoma

Interventions

Conventional GVHD prophylaxis (non ATG group) Tacrolimus is started on day -1 at a dose of 0.02 - 0.03 mg/kg per day by continuous infusion, and the dose is adjusted to maintain a blood concentration

Sponsors

Clinical research committee of the Japan Society for Hematopoietic Cell Transplantation
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients who have one of the following disease statuses (a) AML: any stages with <=50% of blasts in BM and PB (b) ALL: any stages with <=50% of blasts in BM and PB (c) ATL: any stages with <=50% of malignant cells in BM and PB (d) CML: stages with either >=CP2, AP, BP, or failure to 2 types of TKIs, with <=50% of blasts in BM and PB (e) MDS: IPSS, intermediate-II or high;IPSS-R, intermediate, high or very high; WPSS, intermediate-II or high; relapse after remission (f) NHL: patients who have one of the following statuses (1)low-grade lymphoma: chemo-refractory, relapse after autologous SCT, CR or PR after >=3 lines of chemotherapy (2) intermediate-grade lymphoma: PR,>=CR2 (3) high-grade lymphoma: PR, CR (g) Hodgkin lymphoma: PR, >=CR2 2. Patients who are 16 to 65 years old 3. Patients who do not have an available HLA-A, -B, -DR matched related donor 4. Patients who do not have an HLA-A, -B, -C, -DRB1 8/8 allele matched unrelated donor candidate, or it takes long time for donor coordination because of lack of allele information, etc, despite many HLA-A, -B, -DR antigen matched donor candidates. 5. Patients who have an unrelated bone marrow donor with an HLA-1 locus mismatch at HLA-A, -B, -C, and -DRB1 locus. 6. Donors who are 20 to 55 years old 7. Patients with ECOG performance status of 0, 1, or 2 8. Patients whose major organ functions (heart, lung, liver, kidney) are preserved and who meet all of the following criteria (a) Ejection fraction>=40% (b) SaO2>=94% on room air or SpO2>=94% on room air (c) Pulmonary function test: %VC>=70%, FEV1.0%>=70% (d) Serum total bilirubin <=2.0 mg/dl and serum AST<=5 x UNL (e) Ccr >=30ml/min

Exclusion criteria

Exclusion criteria: 1. Presence of donor-specific HLA antibodies 2. Patients with HBs antibody positive 3. Patients with HIV antibody positive 4. Patients with serious mental disorder who are likely unable to participate in the study 5. Patients who are pregnant, nursing, or possibly pregnant 6. Patients with coexistence of malignancy 7. Patients with poorly controlled active infection 8. Patients who are allergic to ATG 9. Prior history of allogeneic hematopoietic cell transplantation within 1 year

Design outcomes

Primary

MeasureTime frame
Success rate at 1 year after transplantation (Success is defined as the situation without the following events within 1 year after transplantation 1. Death 2. Relapse 3. Grades III-IV acute GVHD 4. Severe chronic GVHD or mild chronic GVHD requiring systemic steroid treatment)

Countries

Japan

Contacts

Public ContactJunya Kanda

Kyoto University Hospital Department of Hematology and Oncology

jkanda16@kuhp.kyoto-u.ac.jp075-751-3152

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026