Skip to content

Multicenter clinical trial of reduced-intensity conditioning regimen for unrelated bone marrow transplantation with fludarabine, iv busulfan, and low-dose ATG-F

Multicenter clinical trial of reduced-intensity conditioning regimen for unrelated bone marrow transplantation with fludarabine, iv busulfan, and low-dose ATG-F - U-RIST ATG protocol

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000004681
Enrollment
27
Registered
2010-12-08
Start date
2009-01-01
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

Hematologic malignancy

Interventions

(1) Fludarabine, 30 mg/m2/day, div, on days -8 to -3 (2) Busulfan, 3.2 mg/kg/day div, divided into 4 doses, on days -6 and -5 (3) Anti-T-lymphocyte immunoglobulin (ATG-Fresenius), 5 mg/kg/day div,

Sponsors

National Cancer Center Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Hematologic malignancy (a) Acute myeloid leukemia High risk CR1 CR2 or later CR Relapse or primary refractory* *who do not require chemotherapy for 1 month (b) Myelodysplastic syndrome IPSS intermediate-2 or high Require blood transfusion of 10 units/week platelet or 2 units/week red blood cell *Patients who have not received standard chemotherapy are ineligible. (c) Chronic myeloid leukemia CP2 or later CP CP1 with gleevec failure *Patients who have not received standard chemotherapy are ineligible. (d) Malignant lymphoma 1. Indolent lymphoma including chronic lymphocytic leukemia *First or later relapse/progression. 2. Aggressive lymphoma or Hodgkin lymphoma *First or later relapse/progression with sensitivity to prior chemotherapy. (2) No available HLA 6/6 matched or 5/6 matched related donor. (3) Available HLA 8/8, 7/8, or 6/8 allele-matched unrelated donor (4) Age at transplantation: between 16 years and 65 years (5) ECOG performance status: 0 or 1 (6) Ineligible for myeloablative conditioning due to (A) older age (50 years or older), (B) organ dysfunction as mentioned below, or (C) a history of high-dose chemotherapy or total-body irradiation followed by autologous hematopoietic stem cell transplantation within 6 months. (a) EF 40%-50% (b) %VC 30%-40%, FEV1.0% 40%-50%, or PaO2 60-80 mmHg or SO2 90-95% on room air (c) Serum Cr 1.5-2.0 mg/dl or above (d) Serum bilirubin 1.5-2.0 mg/dl or ALT(GPT) 2-3xUNL (7) Obtained informed consent from patients (8) Expected to live at least 3 months after transplantation

Exclusion criteria

Exclusion criteria: (1) Patients with organ dysfunction as defined below are excluded. (a) EF <40% (b) %VC <30%, FEV1.0% <40%, or PaO2 <50 mmHg or SO2 <90% on room air (c) Serum Cr 2.0 mg/dl or above (d) Serum bilirubin >2.0 mg/dl, ALT(GPT) >3xUNL, chronic active hepatitis, or liver cirrhosis. (2) Uncontrollable hypertension (3) Positive anti-HIV antibody (4) Uncontrollable active infection (5) Uncontrollable CNS disease (6) During pregnancy or breast-feeding (7) Patients with severe psychiatric problems (8) Allergy to drugs for conditioning and GVHD prophylaxis (9) Patients who are considered as ineligible by attending physicians

Design outcomes

Primary

MeasureTime frame
Day 100 survival with donor cell engraftment

Secondary

MeasureTime frame
1-year OS and PFS 1-year non-relapse mortality Primary and secondary graft failure Time to neutrophil engraftment and complete chimerism Acute and chronic GVHD Regimen-related toxicity (CTCAE ver 3.0) Relapse or progression Bacterial, fungal, and viral infection Immune reconstitution

Countries

Japan

Contacts

Public ContactFukuda, Takahiro

National Cancer Center Hospital Hematopoietic Stem Cell Transplantation Division

03-3542-2511

Outcome results

None listed

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