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Graft vs Host DiseaseNCT00001872

Cell Selection for Bone Marrow Transplants to Prevent Graft-Versus-Host-Disease

An observational study of Graft vs Host Disease and Hematologic Neoplasm, run by National Heart, Lung, and Blood Institute (NHLBI) at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Blood contains different kinds of cells, white blood cells, red blood cells, and platelets. In order to treat certain diseases, specific cell types can be removed from blood and transplanted into patients. The process of removing white blood cells for the treatment of leukemia is called apheresis. Read more about this study

Who is it for?
Ages 18 to 65 yearsHealthy volunteers can take part
Conditions the study is for
Graft vs Host Disease, Hematologic Neoplasm
How many people
14 participants
Where
1 siteUnited States
Study dates
2 Feb 1999to 2 Mar 2018
Phase
Observational
Are there results?
None posted in the registry

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 18 to 65 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Family members of patients admitted to NHLBI allogeneic BMT protocols.
  • Ages 18 and older and less than age 65.
  • Parent of patient (obligate haplotype match) OR HLA 3/6, 4/6, 5/6, or 6/6 match with patient.
  • Research apheresis available from patient.

Who cannot join

  • Pregnancy or lactation.
  • HLA type unknown.
  • More than one haplotype mismatch with patient.
  • History of any immunosuppressive disease.
  • History of chronic viral antigenic stimulus.
  • Venous access inadequate.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • National Institutes of Health Clinical Center, 9000 Rockville Pike

    Bethesda, Maryland, 20892

Other trials in United States

About this study

Official title: Apheresis of Family Members of Patients Undergoing Allogeneic Bone Marrow Transplantation. A Pre-Clinical Study of Selective Depletion of Donor Lymphocytes to Prevent Acute Graft-Versus-Host Disease

Blood contains different kinds of cells, white blood cells, red blood cells, and platelets. In order to treat certain diseases, specific cell types can be removed from blood and transplanted into patients. The process of removing white blood cells for the treatment of leukemia is called apheresis.

This study will make available blood cell collections from volunteers genetically matched to various degrees with recipients in order to test and, if necessary, refine the process of removing white blood cell T-lymphocytes....

Read the detailed description

This protocol has been written to make available apheresis collections from volunteers matched to various degrees with recipients in order to test and, if necessary refine, the selective immunodepletion procedure prior to introducing it in a clinical trial.

Keywords
Volunteer, Leukocyte Donors, Family Members, Leukocyte Collection, No Reimbursement
Medical subject headings
Graft vs Host Disease, Hematologic Neoplasms

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted4 Nov 1999 (estimated)
  2. Study start2 Feb 1999
  3. Study completion2 Mar 2018

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Time perspective
Prospective
Enrolment
14 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00001872
Sponsor's protocol ID
990037
Other IDs
99-H-0037
Status last verified
2 Mar 2018
First submitted
3 Nov 1999
Last updated
17 Dec 2019
Results posted
No

Publications

  • Datta AR, Barrett AJ, Jiang YZ, Guimaraes A, Mavroudis DA, van Rhee F, Gordon AA, Madrigal A. Distinct T cell populations distinguish chronic myeloid leukaemia cells from lymphocytes in the same individual: a model for separating GVHD from GVL reactions. Bone Marrow Transplant. 1994 Oct;14(4):517-24.

    PubMed 7858526
  • Mavroudis DA, Jiang YZ, Hensel N, Lewalle P, Couriel D, Kreitman RJ, Pastan I, Barrett AJ. Specific depletion of alloreactivity against haplotype mismatched related individuals by a recombinant immunotoxin: a new approach to graft-versus-host disease prophylaxis in haploidentical bone marrow transplantation. Bone Marrow Transplant. 1996 May;17(5):793-9.

    PubMed 8733700
  • Mavroudis DA, Dermime S, Molldrem J, Jiang YZ, Raptis A, van Rhee F, Hensel N, Fellowes V, Eliopoulos G, Barrett AJ. Specific depletion of alloreactive T cells in HLA-identical siblings: a method for separating graft-versus-host and graft-versus-leukaemia reactions. Br J Haematol. 1998 Jun;101(3):565-70. doi: 10.1046/j.1365-2141.1998.00748.x.

    PubMed 9633903

Questions about this trial

What is this clinical trial studying?

An observational study of Graft vs Host Disease and Hematologic Neoplasm, run by National Heart, Lung, and Blood Institute (NHLBI) at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 17 Dec 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00001872, which also lists 3 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 Dec 2019.

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Clinical Trial NCT00001872 | AzTrials