Evidence map›Paper›PMID 40290560›Full record

ArticleOpen forum infectious diseases2025

Blood Virome After Allogeneic Hematopoietic Stem Cell Transplantation.

Krisztina Hosszu-Fellous, Samuel Cordey, Stavroula Masouridi-Levrat, Federico Simonetta, Florian Laubscher, Christophe Combescure, Anne-Claire Mamez, Federica Giannotti, Sarah Morin, Mylene Docquier and 5 more

Abstract read
In one paragraph

Article in Open forum infectious diseases, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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.

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

1 citing paper in PubMed.

  1. 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

15 authors.

Krisztina Hosszu-FellousGeneva Center for Emerging Viral Diseases, Geneva University Hospitals, Geneva, Switzerland.ORCID https://orcid.org/0009-0004-0128-5359
Samuel CordeyVirology Laboratory, Geneva University Hospitals, Geneva, Switzerland.
Stavroula Masouridi-LevratDivision of Hematology, Department of Oncology, Geneva University Hospitals, University of Geneva, Geneva, Switzerland.
Federico SimonettaDivision of Hematology, Department of Oncology, Geneva University Hospitals, University of Geneva, Geneva, Switzerland.
Florian LaubscherVirology Laboratory, Geneva University Hospitals, Geneva, Switzerland.
Christophe CombescureDivision of Clinical Epidemiology, University of Geneva and Geneva University Hospitals, Geneva, Switzerland.
Anne-Claire MamezDivision of Hematology, Department of Oncology, Geneva University Hospitals, University of Geneva, Geneva, Switzerland.
Federica GiannottiDivision of Hematology, Department of Oncology, Geneva University Hospitals, University of Geneva, Geneva, Switzerland.
Sarah MorinDivision of Hematology, Department of Oncology, Geneva University Hospitals, University of Geneva, Geneva, Switzerland.
Mylene DocquieriGE3 Genomics Platform, University of Geneva, Geneva, Switzerland.
Amandine PradierDivision of Hematology, Department of Oncology, Geneva University Hospitals, University of Geneva, Geneva, Switzerland.
Léna RoystonDivision of Infectious Diseases, Geneva University Hospitals, Geneva, Switzerland.
Yves ChalandonDivision of Hematology, Department of Oncology, Geneva University Hospitals, University of Geneva, Geneva, Switzerland.
Dionysios NeofytosDivision of Infectious Diseases, Geneva University Hospitals, Geneva, Switzerland.
Laurent KaiserVirology Laboratory, Geneva University Hospitals, Geneva, Switzerland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Haploidentical allogeneic hematopoietic cell transplant recipients (allo-HCTr) receiving posttransplant cyclophosphamide (haplo-PTCy) are at higher risk for infectious complications, including viral infections. Methods: We performed a retrospective, single-center, propensity-score matched-pair study including adult haplo-PTCy and allo-HCTr from human leukocyte antigen (HLA)-matched donors, undergoing transplantation in our institution between 2016 and 2022. For each patient, 4 blood samples (day [D] 0, D30, D90, and D180 posttransplantation) were extracted from the biobank and tested with metagenomic next-generation sequencing (mNGS) to describe the blood virome and identify viral RNA/DNA signatures potentially unrecognized by routinely available tests. Routine and symptom-driven polymerase chain reaction (PCR) test results performed during the study period were reviewed. Results: Twenty-five matched pairs of haplo-PTCy and HLA-matched allo-HCTr were included in the analysis. Plasma mNGS detected a total of 155 and 190 different viral RNA/DNA signatures in haplo-PTCy and HLA-matched allo-HCTr, respectively between D0 and D180. The number of viral signatures was significantly lower in the haplo-PTCy group compared to HLA-matched allo-HCTr at D90 (-1.0 [95% confidence interval {CI}, -1.7 to -.3]; Conclusions: Frequently deployed, targeted PCR tests showed increased viral infection prevalence in haplo-PTCy patients. Conversely, mNGS testing applied at specific timepoints revealed a lower number of commensal viruses in this patient group. More studies on routine use of mNGS are needed to further assess its clinical relevance and value.

Indexed as

haploidentical donorhematopoietic stem cell transplantmNGSviral infectionvirome

Identifiers

PMID40290560
PMCPMC12022476

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