Myelodysplastic Syndrome (MDS)Phase 2NCT02793544
HLA-Mismatched Unrelated Donor Bone Marrow Transplantation With Post-Transplantation Cyclophosphamide
A Phase 2 study testing Fludarabine, Cyclophosphamide 14.5 mg/kg/day IV on Days -6, -5 and Total Body Irradiation (TBI) 200cGy on Day -1 in people with Myelodysplastic Syndrome (MDS) and Chronic Lymphocytic Leukemia (CLL), run by Center for International Blood and Marrow Transplant Research at 11 sites in United States.
Trial summary
This is a multi-center, single arm Phase II study of hematopoietic cell transplantation (HCT) using human leukocyte antigen (HLA)-mismatched unrelated bone marrow transplantation donors and post-transplantation cyclophosphamide (PTCy), sirolimus and mycophenolate mofetil (MMF) for graft versus host disease (GVHD)… Read more about this study
- Who is it for?
- Ages 15 to 70 years
- Conditions the study is for
- Myelodysplastic Syndrome (MDS), Chronic Lymphocytic Leukemia (CLL), Chemotherapy-sensitive Lymphoma
- What is being tested?
- Fludarabine, Cyclophosphamide 14.5 mg/kg/day IV on Days -6, -5 and Total Body Irradiation (TBI) 200cGy on Day -1
- Type of treatment
- Injection or infusion, Surgery or procedure
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 80 participants
- Where
- 11 sitesUnited States
- Study dates
- Dec 2016to Mar 2020
- Phase
- Phase 2
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 15 to 70 years
- All sexes
- No healthy volunteers
- Child, Adult, Older adult
Who may be able to join
- Age ≥ 15 years and < 71 years at the time of signing the informed consent form
- Partially HLA-mismatched unrelated donor: HLA typing will be performed at high resolution (allele level) for the HLA-A, -B, -C, and -DRB1 loci; a minimum match of 4/8 at HLA-A, -B, -C, and -DRB1 is required
- Product planned for infusion is bone marrow
- Disease and disease status:
- Acute Leukemias or T lymphoblastic lymphoma in 1st or subsequent complete remission (CR): Acute lymphoblastic leukemia (ALL)/T lymphoblastic lymphoma; acute myelogenous leukemia (AML); acute biphenotypic leukemia (ABL); acute undifferentiated leukemia (AUL)
- Myelodysplastic Syndrome (MDS), fulfilling the following criteria: Subjects with de novo MDS who have or have previously had Intermediate-2 or High risk disease as determined by the International Prognostic Scoring System (IPSS). Current Intermediate-2 or High risk disease is not a requirement; Subjects must have < 20% bone marrow blasts, assessed within 60 days of informed consent; Subjects may have received prior therapy for the treatment of MDS prior to enrollment
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- Chronic Lymphocytic Leukemia (CLL) in CR if RIC is to be used; in CR or partial response (PR) if FIC is to be used
- Chronic myeloid leukemia (CML) in 1st or subsequent chronic phase characterized by <10% blasts in the blood or bone marrow.
- Chemotherapy-sensitive lymphoma in status other than 1st CR
- Performance status: Karnofsky or Lansky score ≥ 60% (Appendix A)
- Adequate organ function defined as:
- Cardiac: left ventricular ejection fraction (LVEF) at rest ≥ 35% (RIC cohort) or LVEF at rest ≥ 40% (FIC cohort), or left ventricular shortening fraction (LVFS) ≥ 25%
- Pulmonary: diffusing capacity of the lungs for carbon monoxide (DLCO), forced expiratory volume (FEV1), forced vital capacity (FVC) ≥ 50% predicted by pulmonary function tests (PFTs)
- Hepatic: total bilirubin ≤ 2.5 mg/dL, and alanine aminotransferase (ALT), aspartate aminotransferase (AST), and alkaline phosphatase (ALP) < 5 x upper limit of (ULN) (unless disease related)
- Renal: serum creatinine (SCr) within normal range for age (see table 2.3). If SCr is outside normal range for age, creatinine clearance (CrCl) > 40 mL/min/1.73m2 must be obtained (measured by 24-hour (hr) urine specimen or nuclear glomerular filtration rate (GFR), or calculated GFR (by Cockcroft-Gault formula for those aged ≥ 18 years; by Original Schwartz estimate for those < 18 years))
- Subjects ≥ 18 years of age must have the ability to give informed consent according to applicable regulatory and local institutional requirements. Legal guardian permission must be obtained for subjects < 18 years of age. Pediatric subjects will be included in age appropriate discussion in order to obtain assent.
- Subjects with documentation of confirmed HIV-1 infection (i.e. HIV-positive), and a hematologic malignancy who meets all other eligibility requirements must:
- Receive only RIC regimen (i.e. Regimen A)
- Be willing to comply with effective antiretroviral therapy (ARV)
- Have achieved a sustained virologic response for 12 weeks after cessation of hepatitis C antiviral treatment (in HIV-positive subjects with hepatitis C)
Who cannot join
- HLA-matched related or 8/8 allele matched (HLA-A, -B, -C, -DRB1) unrelated donor available. This exclusion does not apply to HIV-positive subjects who have a CCR5delta32 homozygous donor.
- Autologous HCT < 3 months prior to the time of signing the informed consent form
- Females who are breast-feeding or pregnant
- HIV-positive subjects:
- Acquired immunodeficiency syndrome (AIDS) related syndromes or symptoms that may pose an excessive risk for transplantation-related morbidity as determined by the Treatment Review Committee (see Appendix D).
- Untreatable HIV infection due to multidrug ARV resistance. Subjects with a detectable or standard viral load > 750 copies/mL should be evaluated with an HIV drug resistance test (HIV-1 genotype). The results should be included as part of the ARV review (described in Appendix D).
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- May not be currently prescribed ritonavir, cobacistat and/or zidovudine
- Current uncontrolled bacterial, viral or fungal infection (currently taking medication with evidence of progression of clinical symptoms or radiologic findings)
- Prior allogeneic HCT
- History of primary idiopathic myelofibrosis
- MDS subjects may not receive RIC and must be < 50 years of age at the time of signing the informed consent form
Trial locations and contacts
11 sites in 1 country.
11 sites in 1 country
United States11 sites
University of Maryland Greenebaum Cancer Center
Baltimore, Maryland, 21201
The Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Baltimore, Maryland, 21287
University of North Carolina Hospitals
Chapel Hill, North Carolina, 27599
Ohio State Medical Center, James Cancer Center
Columbus, Ohio, 43210
Karmanos Cancer Institute
Detroit, Michigan, 48201
Shands HealthCare & University of Florida
Gainesville, Florida, 32610
University of Miami
Miami, Florida, 33136
Froedtert Memorial Lutheran Hospital
Milwaukee, Wisconsin, 53226
Memorial Sloan Kettering Cancer Center - Adults
New York, New York, 10065
Virginia Commonwealth University Massey Cancer Center Bone Marrow Transplant Program
Richmond, Virginia, 23298
H. Lee Moffitt Cancer Center and Research Institute
Tampa, Florida, 33612
About this study
Official title: A Multi-Center, Phase II Trial of HLA-Mismatched Unrelated Donor Bone Marrow Transplantation With Post-Transplantation Cyclophosphamide for Patients With Hematologic Malignancies
This is a multi-center, single arm Phase II study of hematopoietic cell transplantation (HCT) using human leukocyte antigen (HLA)-mismatched unrelated bone marrow transplantation donors and post-transplantation cyclophosphamide (PTCy), sirolimus and mycophenolate mofetil (MMF) for graft versus host disease (GVHD) prophylaxis in patients with hematologic malignancies.
- Conditions
- Myelodysplastic Syndrome (MDS), Chronic Lymphocytic Leukemia (CLL), Chemotherapy-sensitive Lymphoma, Acute Lymphoblastic Leukemia (ALL)/T Lymphoblastic Lymphoma, Acute Myelogenous Leukemia (AML), Acute Biphenotypic Leukemia (ABL)
- Being tested
- Fludarabine, Cyclophosphamide 14.5 mg/kg/day IV on Days -6, -5, Total Body Irradiation (TBI) 200cGy on Day -1, Infusion of non-T-cell depleted bone marrow on Day 0, Busulfan
- Medical subject headings
- Myelodysplastic Syndromes, Leukemia, Lymphocytic, Chronic, B-Cell, Precursor Cell Lymphoblastic Leukemia-Lymphoma, Leukemia, Myeloid, Acute, Leukemia, Biphenotypic, Acute
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
FludarabineDrug
Also called Fludara®
- Fludarabine 30 mg/m2/day (adjusted for renal function) is administered over a 30-60 minute IV infusion on Days -6 through -2 (maximum cumulative dose, 150 mg/m2).
- The body surface area (BSA) for fludarabine dosing is based on adjusted ideal body weight (IBW) (Appendix K).
- creatinine clearance may change during the days fludarabine is given. Adjustment in fludarabine dose due to creatinine changes during conditioning is permitted.
Cyclophosphamide 14.5 mg/kg/day IV on Days -6, -5Drug
Also called Cytoxan®
- Cy 14.5 mg/kg/day is administered as a 1-2 hour IV infusion on Days -6 and -5 after hydration.
- Use of Mesna and dosing will be done according to institutional standards. A recommended approach is as follows: Mesna IV dose of ≥ 80% of the total daily dose of Cy and given in divided doses 30 minutes before and at 3, 6, and 8-9 hours after completion of Cy.
- Hydration prior to Cy may be given according to institutional guideline.
- Cy and mesna are dosed according to adjusted IBW (Appendix K), unless the subject weighs less than IBW, in which case these drugs will be dosed according to actual weight.
Total Body Irradiation (TBI) 200cGy on Day -1Radiation
- 200 cGy TBI is administered in a single fraction on Day -1.
- Radiation sources, dose rates, and shielding follow institutional practice.
Infusion of non-T-cell depleted bone marrow on Day 0Procedure or surgery
- On Day 0, the harvested bone marrow is infused.
- Donor bone marrow will be harvested with a target yield of 4 x 108 nucleated cells/kg recipient weight.
- The lowest acceptable nucleated cells yield is 1.5 x 108 cells/kg recipient weight.
BusulfanDrug
Also called Busulfex®
- Busulfan ≥ 9mg/kg total dose (IV or PO) on Days -6, -5, -4, -3 (PK monitoring required to achieve a daily area under the curve (AUC) target of 4800-5300 μM*min (Perkins et al., 2012))
- Busulfan dosing is based on adjusted IBW (Appendix K)
Cyclophosphamide 50mg/kg/day IV on Days -2,-1Drug
Also called Cytoxan®
- Cy 50mg/kg/day is administered as a 1-2 hour IV infusion on Days -2 and -1 after hydration.
- Use of Mesna and dosing will be done according to institutional standards. A recommended approach is as follows: Mesna IV dose of ≥ 80% of the total daily dose of Cy and given in divided doses 30 minutes before and at 3, 6, and 8-9 hours after completion of Cy.
- Hydration prior to Cy may be given according to institutional guideline.
- Cy and mesna are dosed according to adjusted IBW (Appendix K), unless the subject weighs less than IBW, in which case these drugs will be dosed according to actual weight.
Cyclophosphamide 50mg/kg/day IV on Days -5,-4Drug
Also called Cytoxan®
- Cy 50mg/kg/day is administered as a 1-2 hour IV infusion on Days -5 and -4 after hydration.
- Use of Mesna and dosing will be done according to institutional standards. A recommended approach is as follows: Mesna IV dose of ≥ 80% of the total daily dose of Cy and given in divided doses 30 minutes before and at 3, 6, and 8-9 hours after completion of Cy.
- Hydration prior to Cy may be given according to institutional guideline.
- Cy and mesna are dosed according to adjusted IBW (Appendix K), unless the subject weighs less than IBW, in which case these drugs will be dosed according to actual weight.
Total Body Irradiation (TBI) 200cGy twice a day on Days -3, -2, -1Radiation
- 200cGy TBI is administered in twice daily on Days -3, -2, and -1.
- Radiation sources, dose rates, and shielding follow institutional practice.
Post-HCT Cyclophosphamide 50mg/kg IV on Day+3, +4Drug
- Cy 50mg/kg IV, over 1-2 hours (depending on volume), is given on Day+3 (ideally between 60 and 72 hours after bone marrow infusion) and on Day+4 (approximately 24 hours after Day+3 Cy).
- Hydration with Cy, management of volume status, and monitoring for hemorrhagic cystitis will follow institutional standards.
- Mesna is required. Mesna IV dose must be ≥ 80% of the total daily dose of Cy and given in divided doses 30 minutes before and at 3, 6, and 8-9 hours after completion of Cy.
- Cy is dosed according to IBW, unless the subject weighs less than IBW, in which case these drugs will be dosed according to actual body weight.
SirolimusDrug
Also called rapamycin, Rapamune®
- Sirolimus dosing is based on adjusted IBW (Appendix K).
- Sirolimus prophylaxis is discontinued after the last dose on Day+180, or may be continued if there is GVHD.
For subjects ≥ 18 years old:
- A one-time sirolimus loading dose, 6 mg PO, is given on Day+5, at least 24 hours after Cy completion.
- Sirolimus is then continued at a maintenance dose (starting dose 2 mg PO QD), with dose adjustments to maintain a trough of 5 - 15 ng/mL as measured by high performance liquid chromatography (HPLC) or immunoassay.
For subjects < 18 years old:
- A one-time sirolimus loading dose, 3 mg/m2 PO with the dose not to exceed 6 mg, is given on Day+5, at least 24 hours after Cy completion.
- Sirolimus is then continued at a maintenance dose (starting dose 1 mg/m2 PO QD, maximum 2 mg PO QD), with dose adjustments to maintain a trough of 5 - 15 ng/mL as measured by HPLC or immunoassay.
Also called MMF, Cellcept®
MMF begins on Day+5, at least 24 hours after completion of PTCy. MMF dose is 15 mg/kg PO TID (adjusted IBW (Appendix K)) with total daily dose not to exceed 3 grams (i.e. maximum 1 g PO TID).
An equivalent IV dose (1:1 conversion) may instead be given. MMF prophylaxis is discontinued after the last dose on Day+35, or may be continued if there is GVHD.
G-CSFDrug
Also called filgrastim
Granulocyte-colony stimulating factor (G-CSF): filgrastim or a biosimilar begins on Day+5 at a dose of 5 mcg/kg/day (actual body weight) IV or subcutaneously (SC) (rounding to the nearest vial dose is allowed), until the absolute neutrophil count (ANC) is ≥ 1,000/mm3 over the course of 3 consecutive days.
Additional G-CSF may be administered as warranted.
Pre-HCT Mesna on Days -6 and -5Drug
Use of Mesna and dosing will be done according to institutional standards. A recommended approach is as follows: Mesna IV dose of ≥ 80% of the total daily dose of Cy and given in divided doses 30 minutes before and at 3, 6, and 8-9 hours after completion of Cy.
Mesna is dosed according to adjusted IBW (Appendix K), unless the subject weighs less than IBW, in which case Mesna will be dosed according to actual weight.
Pre-HCT Mesna on Days -2 and -1Drug
Use of Mesna and dosing will be done according to institutional standards. A recommended approach is as follows: Mesna IV dose of ≥ 80% of the total daily dose of Cy and given in divided doses 30 minutes before and at 3, 6, and 8-9 hours after completion of Cy.
Mesna is dosed according to adjusted IBW (Appendix K), unless the subject weighs less than IBW, in which case Mesna will be dosed according to actual weight.
Pre-HCT Mesna on Days -5 and -4Drug
Use of Mesna and dosing will be done according to institutional standards. A recommended approach is as follows: Mesna IV dose of ≥ 80% of the total daily dose of Cy and given in divided doses 30 minutes before and at 3, 6, and 8-9 hours after completion of Cy.
Mesna is dosed according to adjusted IBW (Appendix K), unless the subject weighs less than IBW, in which case Mesna will be dosed according to actual weight.
Post-HCT MesnaDrug
Mesna is required. Mesna IV dose must be ≥ 80% of the total daily dose of Cy and given in divided doses 30 minutes before and at 3, 6, and 8-9 hours after completion of Cy on Day+3 and Day+4.
Mesna is dosed according to IBW, unless the subject weighs less than IBW, in which case Mesna will be dosed according to actual body weight.
| Study group | Role | What they receive |
|---|---|---|
| Regimen A (RIC: Flu/Cy/TBI) | Active comparator | 1. Fludarabine 30 mg/m2/day IV on Days -6, -5, -4, -3, -2
2. Cyclophosphamide 14.5 mg/kg/day IV on Days -6, -5
3. Total Body Irradiation (TBI) 200cGy on Day -1
4. Infusion of non-T-cell depleted bone marrow on Day 0
Although a schedule is proposed above, the regimen can be given according to institutional standards as long as the prescribed doses are the same as in the recommended regimen above. Receives: Drug: Fludarabine; Drug: Cyclophosphamide 14.5 mg/kg/day IV on Days -6, -5; Radiation: Total Body Irradiation (TBI) 200cGy on Day -1; Procedure: Infusion of non-T-cell depleted bone marrow on Day 0; Drug: Post-HCT Cyclophosphamide 50mg/kg IV on Day+3, +4; Drug: Sirolimus; Drug: Mycophenolate mofetil; Drug: G-CSF; Drug: Pre-HCT Mesna on Days -6 and -5; Drug: Post-HCT Mesna |
| Regimen B 2a (FIC: Bu/Cy) | Active comparator | 1. Busulfan ≥ 9mg/kg total dose on Days -6, -5, -4, -3 (IV or PO)
2. Cyclophosphamide 50mg/kg/day IV on Days -2,-1
3. Infusion of non-T-cell depleted bone marrow on Day 0
Although a schedule is proposed above, the regimen can be given according to institutional standards as long as the prescribed doses are the same as in the recommended regimen above. Receives: Procedure: Infusion of non-T-cell depleted bone marrow on Day 0; Drug: Busulfan; Drug: Cyclophosphamide 50mg/kg/day IV on Days -2,-1; Drug: Post-HCT Cyclophosphamide 50mg/kg IV on Day+3, +4; Drug: Sirolimus; Drug: Mycophenolate mofetil; Drug: G-CSF; Drug: Pre-HCT Mesna on Days -2 and -1; Drug: Post-HCT Mesna |
| Regimen B 2b (FIC: Bu/Flu) | Active comparator | 1. Busulfan ≥ 9mg/kg total dose on Days -6, -5, -4, -3 (IV or PO)
2. Fludarabine 30 mg/m2/day IV on Days -6, -5, -4, -3, -2
3. Infusion of non-T-cell depleted bone marrow on Day 0
Although a schedule is proposed above, the regimen can be given according to institutional standards as long as the prescribed doses are the same as in the recommended regimen above. Receives: Drug: Fludarabine; Procedure: Infusion of non-T-cell depleted bone marrow on Day 0; Drug: Busulfan; Drug: Post-HCT Cyclophosphamide 50mg/kg IV on Day+3, +4; Drug: Sirolimus; Drug: Mycophenolate mofetil; Drug: G-CSF; Drug: Post-HCT Mesna |
| Regimen C (FIC: Cy/TBI) | Active comparator | 1. Cyclophosphamide 50mg/kg/day IV on Days -5,-4
2. Total Body Irradiation (TBI) 200cGy twice a day on Days -3, -2, -1
3. Infusion of non-T-cell depleted bone marrow on Day 0
Although a schedule is proposed above, the regimen can be given according to institutional standards as long as the prescribed doses are the same as in the recommended regimen above. Receives: Procedure: Infusion of non-T-cell depleted bone marrow on Day 0; Drug: Cyclophosphamide 50mg/kg/day IV on Days -5,-4; Radiation: Total Body Irradiation (TBI) 200cGy twice a day on Days -3, -2, -1; Drug: Post-HCT Cyclophosphamide 50mg/kg IV on Day+3, +4; Drug: Sirolimus; Drug: Mycophenolate mofetil; Drug: G-CSF; Drug: Pre-HCT Mesna on Days -5 and -4; Drug: Post-HCT Mesna |
What is being measured
The primary outcome is the main question the study is designed to answer.
Overall Survival
Death from any cause. The time to this event is the time from HCT to death, loss to follow-up, or end of study (whichever comes first).
The overall survival probability and 90% CI will be calculated by the Kaplan Meier product limit estimator.
Measured: 365 days post transplant
Secondary outcomes (31)
Progression-free Survival
Time from HCT until the documentation of disease progression / relapse or death due to any cause, whichever occurs first. Progression-free survival probability and 90% CI will be calculated by the Kaplan Meier product limit estimator.
Measured: 180 days and 365 days post-transplant
Transplant-related Mortality
Death without evidence of disease progression or recurrence. A cumulative incidence will be computed along with a 90% CI.
Measured: 100 days, 180 days, and 365 days post-transplant
Cumulative Incidence of Neutrophil Recovery
Achieving a donor derived ANC ≥ 500/mm3 for 3 consecutive laboratory values on different days. A cumulative incidence will be computed along with a 90% CI.
Measured: 100 days and 365 days post transplant
Cumulative Incidence of Platelet Recovery
Achieving a platelet count ≥ 20,000/μL for 3 consecutive laboratory values on different days (with no platelet transfusions in the preceding seven days). A cumulative incidence will be computed along with a 90% CI.
Measured: 100 days and 365 days post transplant
Cumulative Incidence of Acute GVHD
Any skin, gastrointestinal or liver abnormalities fulfilling the BMT CTN Manual of Operations (2013) criteria of grades II-IV acute GVHD. A cumulative incidence will be computed along with a 90% CI.
Any skin, gastrointestinal or liver abnormalities fulfilling the BMT CTN Manual of Operations (2013) criteria of grades III-IV acute GVHD. A cumulative incidence will be computed along with a 90% CI.
Measured: 100 days post-transplant
Grades II-IV Acute GVHD
Any skin, gastrointestinal or liver abnormalities fulfilling the BMT CTN Manual of Operations (2013) criteria of grades II-IV acute GVHD. A cumulative incidence will be computed along with a 90% CI.
Measured: 100 days
Grades III-IV Acute GVHD
Any skin, gastrointestinal or liver abnormalities fulfilling the BMT CTN Manual of Operations (2013) criteria of grades III-IV acute GVHD. A cumulative incidence will be computed along with a 90% CI.
Measured: 100 days
Cumulative Incidence of Chronic GVHD
Per National Institutes of Health (NIH) Consensus Criteria and includes organ involvement and severity, and overall global composite score (mild/moderate/severe). A cumulative incidence will be computed along with a 90% CI. Death from any cause. The time to this event is the time from HCT to death, loss to follow-up, or end of study (whichever comes first).
The overall survival probability and 90% CI will be calculated by the Kaplan Meier product limit estimator.
Measured: 180 days and 365 days post-transplant
Cumulative Incidences of Viral Reactivations and Infections: Grade 2-3 CMV Reactivation or Infection
Grade 2: Clinically active CMV infection (e.g. symptoms, cytopenias) or CMV Viremia not decreasing by at least 2/3 of the baseline value after 2 weeks of therapy; Grade 3: CMV end-organ involvement (pneumonitis, enteritis, retinitis). A cumulative incidence will be computed along with a 90% CI. Death from any cause. The time to this event is the time from HCT to death, loss to follow-up, or end of study (whichever comes first).
The overall survival probability and 90% CI will be calculated by the Kaplan Meier product limit estimator.
Measured: 100 days, 180 days, and 365 days
Cumulative Incidences of Viral Reactivations and Infections: Grade 3 CMV Infection
CMV end-organ involvement (pneumonitis, enteritis, retinitis) ). A cumulative incidence will be computed along with a 90% CI. Death from any cause. The time to this event is the time from HCT to death, loss to follow-up, or end of study (whichever comes first). The overall survival probability and 90% CI will be calculated by the Kaplan Meier product limit estimator.
Measured: 100 days, 180 days, and 365 days
Cumulative Incidences of Viral Reactivations and Infections: Grade 2-3 EBV Infection
Grade 2: EBV reactivation requiring institution of therapy with rituximab; Grade 3: EBV post-transplant lymphoproliferative disorder). A cumulative incidence will be computed along with a 90% CI. Death from any cause. The time to this event is the time from HCT to death, loss to follow-up, or end of study (whichever comes first). The overall survival probability and 90% CI will be calculated by the Kaplan Meier product limit estimator.
Measured: 100 days, 180 days, and 365 days
Cumulative Incidences of Viral Reactivations and Infections: Grade 2 BK Virus Infection
BK viremia or viruria with clinical consequence requiring prolonged therapy and/or surgical intervention). A cumulative incidence will be computed along with a 90% CI.
Measured: 100 days, 180 days, 365 days
Cumulative Incidences of Viral Reactivations and Infections: Grade 2-3 Adenovirus Infection
Grade 2: Adenoviral URI, viremia, or symptomatic viruria requiring treatment; Grade 3: ADV with end-organ involvement (except conjunctivitis and upper respiratory tract) ). A cumulative incidence will be computed along with a 90% CI. Death from any cause. The time to this event is the time from HCT to death, loss to follow-up, or end of study (whichever comes first). The overall survival probability and 90% CI will be calculated by the Kaplan Meier product limit estimator.
Measured: 100 days, 180 days, and 365 days
Cumulative Incidences of Viral Reactivations and Infections: Grade 2 HHV-6 Infection
Clinically active HHV-6 infection (e.g. symptoms, cytopenias) or HHV-6 viremia without viral load decline 0.5 log after 2 weeks of therapy). A cumulative incidence will be computed along with a 90% CI.
Measured: 100 days, 180 days, 365 days
Cumulative Incidence of Relapse/Progression
Defined by either morphological, cytogenetic/molecular or radiological evidence of disease consistent with pre-HCT features. A cumulative incidence will be computed along with a 90% CI. Death from any cause. The time to this event is the time from HCT to death, loss to follow-up, or end of study (whichever comes first). The overall survival probability and 90% CI will be calculated by the Kaplan Meier product limit estimator.
Measured: 180 days and 365 days post-transplant
Cumulative Incidences of Thrombotic Microangiopathy (TMA) and Hepatic Veno-occlusive Disease (VOD)/Sinusoidal Obstruction Syndrome (SOS)
TMA is defined as (Ho et al., 2005):
- RBC fragmentation and >2 schistocytes per high-power field on peripheral smear
- Concurrent increased serum LDH above institutional baseline
- Concurrent renal and/or neurologic dysfunction without other explanation
- Negative direct and indirect Coombs test results A cumulative incidence will be computed along with a 90% CI.
VOD/SOS is defined as: In the first 20 days after HCT, the presence of ≥2 of the following: 1. Bilirubin >2 mg/Dl, 2. Hepatomegaly or pain in right upper quadrant, 3. Weight gain (>2% basal weight).
A cumulative incidence will be computed along with a 90% CI.
Measured: 365 days post transplant
Cumulative Incidence of Primary Graft Failure
Lack of donor-derived neutrophil engraftment. The frequency of subjects experiencing primary graft failure by 56 days will be described.
Measured: 56 days post-transplant
Donor Chimerism
Peripheral blood chimerism (% of donor chimerism) in whole blood (unsorted). The degree of donor chimerism will be summarized using descriptive statistics.
Measured: 28 days, 56 days, 100 days, 180 days, and 365 days post-transplant
Peripheral Blood Chimerism
The frequency of subjects with Peripheral blood (unsorted) chimerism>95% at 56 days will be described.
Measured: 56 days post-transplant
Proportion of Subjects Proceeding to Transplant
The proportion of subjects proceeding to HCT after informed consent.
Measured: Pre-HCT
Time From Search to Donor Identification
Time from search to donor identification Time from preliminary search to formal donor activation.
Measured: Pre-HCT
Donor Selection Characteristics: HLA Match
Number of matched donor and recipient HLA allele pairs. A matched donor would have 8/8 HLA allele pairs matching; mismatched donors listed below have one to four mismatched HLA allele pairs at HLA-A, -B, -C, or -DRB1.
Measured: Pre-HCT
Donor Selection Characteristics: Donor Age
Donor age
Measured: Pre-HCT
Donor Selection Characteristics: Donor Age, Categorical
Donor age, categorical
Measured: Pre-HCT
Donor Selection Characteristics: Donor Weight
Donor weight
Measured: Pre-HCT
Donor Selection Characteristics: Donor Sex
Donor sex
Measured: Pre-HCT
Donor Selection Characteristics: Donor and Recipient Sex
Donor-recipient sex match
Measured: Pre-HCT
Donor Selection Characteristics: Donor and Recipient CMV Serostatus
Donor-recipient Cytomegalovirus (CMV) serostatus match
Measured: Pre-HCT
Donor Selection Characteristics: Donor and Recipient ABO Blood Match
Donor-recipient ABO group match
Measured: Pre-HCT
Donor Clonal Hematopoiesis
The proportion of subjects developing donor clonal hematopoiesis
Measured: 100 days and 365 days post-transplant
Subgroup Analysis of HIV-positive Subjects
If CCR5delta32 homozygous donors are successfully found and used for one or more HIV-positive subjects, a descriptive analysis of baseline characteristics and outcomes for those HIV-positive subjects will be conducted, including the viral load detected over time obtained from collected samples.
Measured: 365 days post transplant
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted8 Jun 2016 (estimated)
- Study startDec 2016
- Primary completionMar 2020
- Study completionMar 2020
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for Myelodysplastic Syndrome (MDS)Studies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 2
- Primary purpose
- Treatment
- Allocation
- Non-randomised
- Intervention model
- Single group
- Masking
- None (open label)
- Enrolment
- 80 participants (actual)
Sponsor and investigators
- Lead sponsor
- Center for International Blood and Marrow Transplant Research
- Sponsor type
- Research network
- Collaborators
- National Marrow Donor Program
- Responsible party
- Sponsor
- Investigators
- Javier Bolaños Meade, MD, Study chair, Sidney Kimmel Comprehensive Cancer Centre at Johns HopkinsBronwen E. Shaw, MD, PhD, Study chair, CIBMTR/Medical College of Wisconsin
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02793544
- Sponsor's protocol ID
- 15-MMUD
- Status last verified
- Jul 2025
- First submitted
- 31 May 2016
- Last updated
- 6 Aug 2025
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
Publications
Shaw BE, Jimenez-Jimenez AM, Burns LJ, Logan BR, Khimani F, Shaffer BC, Shah NN, Mussetter A, Tang XY, McCarty JM, Alavi A, Farhadfar N, Jamieson K, Hardy NM, Choe H, Ambinder RF, Anasetti C, Perales MA, Spellman SR, Howard A, Komanduri KV, Luznik L, Norkin M, Pidala JA, Ratanatharathorn V, Confer DL, Devine SM, Horowitz MM, Bolanos-Meade J. National Marrow Donor Program-Sponsored Multicenter, Phase II Trial of HLA-Mismatched Unrelated Donor Bone Marrow Transplantation Using Post-Transplant Cyclophosphamide. J Clin Oncol. 2021 Jun 20;39(18):1971-1982. doi: 10.1200/JCO.20.03502. Epub 2021 Apr 27.
PubMed 33905264