Evidence map›Paper›PMID 30876930›Full record

Trial reportBiology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation2019

Low Exposure Busulfan Conditioning to Achieve Sufficient Multilineage Chimerism in Patients with Severe Combined Immunodeficiency.

Christopher C Dvorak, Janel Long-Boyle, Jasmeen Dara, Alexis Melton, Kristin A Shimano, James N Huang, Jennifer M Puck, Morna J Dorsey, Janelle Facchino, Catherine K Chang and 1 more

Open access · greenAbstract readClinical Trial
In one paragraph

Trial report in Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.4field-weighted citation impact, top 19% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

16 citing papers in PubMed, 26 citations in OpenAlex.

  1. Prospective Study of a Novel, Radiation-Free, Reduced-Intensity Bone Marrow Transplantation Platform for Primary Immunodeficiency Diseases.Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation · 2020
    Trial
  2. Article
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  5. Review
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  7. Review
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  10. Article
  11. Unknown cytomegalovirus serostatus in primary immunodeficiency disorders: A new category of transplant recipients.Transplant infectious disease : an official journal of the Transplantation Society · 2021
    Article
  12. SCID newborn screening: What we've learned.The Journal of allergy and clinical immunology · 2021
    Review
  13. Article
  14. Article
  15. Review
  16. [Advances in newborn screening and immune system reconstitution of severe combined immunodeficiency].Zhejiang da xue xue bao. Yi xue ban = Journal of Zhejiang University. Medical sciences · 2019
    Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 1 institution in 1 country.

Christopher C DvorakDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California. Electronic address: dvorakc@peds.ucsf.edu.
Janel Long-BoyleDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California; Department of Clinical Pharmacy, University of California San Francisco, San Francisco, California.
Jasmeen DaraDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
Alexis MeltonDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
Kristin A ShimanoDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California; Division of Pediatric Hematology and Oncology, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
James N HuangDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California; Division of Pediatric Hematology and Oncology, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
Jennifer M PuckDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
Morna J DorseyDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
Janelle FacchinoDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
Catherine K ChangDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
Morton J CowanDivision of Pediatric Allergy, Immunology, and Bone Marrow Transplantation, University of California San Francisco Benioff Children's Hospital, San Francisco, California.
University of California, San Francisco · US

Funding

Rare Diseases Data Management and Coordinating CenterU01TR001263 · NCATS · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2014 to 2018
$28.1M
Training of Clinical Investigators in Primary Immune DeficienciesU54AI082973 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI MALECH, HARRY · 2009 to 2023
$23.3M
Data Management and Coordinating Center (DMCC)U54NS064808 · NINDS · UNIVERSITY OF SOUTH FLORIDA · PI KRISCHER, JEFFREY P · 2009 to 2013
$16.5M
Primary Immune Deficiency Treatment Consortium Annual Scientific MeetingR13AI094943 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI PUCK, JENNIFER M. · 2011 to 2025
$239k
NCATS NIH HHS U01 TR001263NIAID NIH HHS R13 AI094943NIAID NIH HHS U54 AI082973NINDS NIH HHS U54 NS064808
6 · The paper itself

Abstract

After allogeneic hematopoietic cell transplantation (HCT), the minimal myeloid chimerism required for full T and B cell reconstitution in patients with severe combined immunodeficiency (SCID) is unknown. We retrospectively reviewed our experience with low-exposure busulfan (cumulative area under the curve, 30 mg·hr/L) in 10 SCID patients undergoing either first or repeat HCT from unrelated or haploidentical donors. The median busulfan dose required to achieve this exposure was 5.9 mg/kg (range, 4.8 to 9.1). With a median follow-up of 4.5 years all patients survived, with 1 requiring an additional HCT. Donor myeloid chimerism was generally >90% at 1 month post-HCT, but in most patients it fell during the next 3 months, such that 1-year median myeloid chimerism was 14% (range, 2% to 100%). Six of 10 patients had full T and B cell reconstitution, despite myeloid chimerism as low as 3%. Three patients have not recovered B cell function at over 2 years post-HCT, 2 of them in the setting of treatment with rituximab for post-HCT autoimmunity. Low-exposure busulfan was well tolerated and achieved sufficient myeloid chimerism for full immune reconstitution in over 50% of patients. However, other factors beyond busulfan exposure may also play critical roles in determining long-term myeloid chimerism and full T and B cell reconstitution.

Indexed as

B-LymphocytesSevere Combined ImmunodeficiencyT-LymphocytesTransplantation ChimeraTransplantation ConditioningBusulfanChildFemaleFollow-Up StudiesHumansInfantMaleRetrospective StudiesBusulfanBusulfanChimerismSevere combined immunodeficiency

Identifiers

PMID30876930
PMCPMC7384257
OpenAlexW2922485165

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.