Evidence map›Paper›PMID 27811849›Full record

ArticleLeukemia2017

Tracking T-cell immune reconstitution after TCRαβ/CD19-depleted hematopoietic cells transplantation in children.

I V Zvyagin, I Z Mamedov, O V Tatarinova, E A Komech, E E Kurnikova, E V Boyakova, V Brilliantova, L N Shelikhova, D N Balashov, M Shugay and 6 more

2 registry-linked trialsAbstract read
PubMed Publisher
In one paragraph

Article in Leukemia, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
–field-weighted citation impact
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.

NCT03810196 narecruitingnot on this mapstarted 2019, after this paper: background citation

CD45RA Depleted Peripheral Stem Cell Addback for Patients at Risk for Viral or Fungal Infections Post TCRαβ/CD19 Depleted Hematopoietic Stem Cell Transplant

TypeinterventionalSponsorChildren's Hospital of PhiladelphiaRan2019 to 2028Enrolled50ConditionsAcute Leukemia, Acute Myeloid Leukemia, Myelodysplastic Syndromes, Acute Lymphoblastic LeukemiaArmsCliniMACS Cell Processing System for TCRαβ + T Cell and CD45RA Depleted Peripheral Stem Cell Addback
NCT06839456 phase1 / phase2recruitingnot on this mapstarted 2025, after this paper: background citation

Phase 1/2 Study: CD45RA Depleted Peripheral Stem Cell Addback to Prevent Viral and Fungal Infections Following Alternative Donor TCRab/CD19 Depleted Hematopoietic Stem Cell Transplant

TypeinterventionalSponsorChildren's Hospital of PhiladelphiaRan2025 to 2032Enrolled100ConditionsLeukemia, High Risk Acute Lymphoblastic Leukemia, High Risk Acute Myeloid Leukemia, Relapse LeukemiaArmsPhase 1 Dose Level 1, Phase 1 Dose Level 2, Phase 1 Dose Level 3, Phase 2 Maximum Tolerated Dose determined in Phase 1, Phase 2 Established Dose from prior study, NCT03810196
3 · Its place in the literature

Who cites it

29 citing papers in PubMed.

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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

16 authors.

I V ZvyaginShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Science, Moscow, Russia.
I Z MamedovShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Science, Moscow, Russia.
O V TatarinovaDmitrii Rogachev Federal Research Center for Pediatric Hematology, Oncology and Immunology, Moscow, Russia.
E A KomechShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Science, Moscow, Russia.
E E KurnikovaDmitrii Rogachev Federal Research Center for Pediatric Hematology, Oncology and Immunology, Moscow, Russia.
E V BoyakovaDmitrii Rogachev Federal Research Center for Pediatric Hematology, Oncology and Immunology, Moscow, Russia.
V BrilliantovaDmitrii Rogachev Federal Research Center for Pediatric Hematology, Oncology and Immunology, Moscow, Russia.
L N ShelikhovaDmitrii Rogachev Federal Research Center for Pediatric Hematology, Oncology and Immunology, Moscow, Russia.
D N BalashovDmitrii Rogachev Federal Research Center for Pediatric Hematology, Oncology and Immunology, Moscow, Russia.
M ShugayShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Science, Moscow, Russia.
A L SychevaShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Science, Moscow, Russia.
S A KasatskayaShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Science, Moscow, Russia.
Y B LebedevShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Science, Moscow, Russia.
A A MaschanDmitrii Rogachev Federal Research Center for Pediatric Hematology, Oncology and Immunology, Moscow, Russia.
M A MaschanDmitrii Rogachev Federal Research Center for Pediatric Hematology, Oncology and Immunology, Moscow, Russia.
D M ChudakovShemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Science, Moscow, Russia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

αβT-cell-depleted allogeneic hematopoietic cell transplantation holds promise for the safe and accessible therapy of both malignant and non-malignant blood disorders. Here we employed molecular barcoding normalized T-cell receptor (TCR) profiling to quantitatively track T-cell immune reconstitution after TCRαβ-/CD19-depleted transplantation in children. We demonstrate that seemingly early reconstitution of αβT-cell counts 2 months after transplantation is based on only several hundred rapidly expanded clones originating from non-depleted graft cells. In further months, frequency of these hyperexpanded clones declines, and after 1 year the observed T-cell counts and TCRβ diversity are mostly provided by the newly produced T cells. We also demonstrate that high TCRβ diversity at day 60 observed for some of the patients is determined by recipient T cells and intrathymic progenitors that survived conditioning regimen. Our results indicate that further efforts on optimization of TCRαβ-/CD19-depleted transplantation protocols should be directed toward providing more efficient T-cell defense in the first months after transplantation.

Indexed as

Antigens, CD19Graft SurvivalReceptors, Antigen, T-Cell, alpha-betaAdolescentChildChild, PreschoolHematologic DiseasesHematopoietic Stem Cell TransplantationHumansInfantLymphocyte DepletionTime FactorsT-LymphocytesYoung AdultAntigens, CD19Receptors, Antigen, T-Cell, alpha-beta

Identifiers

PMID27811849

What OpenQuestion holds

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Read underepoch 390

Registered trials

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.