Evidence map›Paper›PMID 41929640›Full record

ArticleTransplant international : official journal of the European Society for Organ Transplantation2026

Discovery of Donor-Derived Exosomal DNA as an Exploratory Biomarker of Kidney Graft Rejection: A Cross-Sectional Study.

Elena Cuadrado-Payán, María José Ramírez-Bajo, Elisenda Banón-Maneus, Jordi Rovira, Natalia Hierro, Daniel Serrano-Jorcano, María Argudo, Enrique Montagud-Marrahi, Diana Rodríguez-Espinosa, Carolt Arana and 11 more

Abstract read
In one paragraph

Article in Transplant international : official journal of the European Society for Organ Transplantation, 2026. 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. Article
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

21 authors.

Elena Cuadrado-PayánDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
María José Ramírez-BajoLaboratori Experimental de Nefrologia I Trasplantament (LENIT), Fundació de Recerca Clínic Barcelona-Institut d'Investigacions Biomèdiques August Pi I Sunyer (FRCB-IDIBAPS), Barcelona, Spain.
Elisenda Banón-ManeusLaboratori Experimental de Nefrologia I Trasplantament (LENIT), Fundació de Recerca Clínic Barcelona-Institut d'Investigacions Biomèdiques August Pi I Sunyer (FRCB-IDIBAPS), Barcelona, Spain.
Jordi RoviraLaboratori Experimental de Nefrologia I Trasplantament (LENIT), Fundació de Recerca Clínic Barcelona-Institut d'Investigacions Biomèdiques August Pi I Sunyer (FRCB-IDIBAPS), Barcelona, Spain.
Natalia HierroLaboratori Experimental de Nefrologia I Trasplantament (LENIT), Fundació de Recerca Clínic Barcelona-Institut d'Investigacions Biomèdiques August Pi I Sunyer (FRCB-IDIBAPS), Barcelona, Spain.
Daniel Serrano-JorcanoLaboratori Experimental de Nefrologia I Trasplantament (LENIT), Fundació de Recerca Clínic Barcelona-Institut d'Investigacions Biomèdiques August Pi I Sunyer (FRCB-IDIBAPS), Barcelona, Spain.
María ArgudoDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Enrique Montagud-MarrahiDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Diana Rodríguez-EspinosaDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Carolt AranaDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Alicia Molina-AndújarDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Angela González-RojasDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Nuria EsforzadoDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Vicens TorregrosaDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Pedro Ventura-AguiarDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
José Jesús BrosetaDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Eva González-RocaCORE Molecular Biology Laboratory, Biomedical Diagnostic Center (CBD), Hospital Clínic Barcelona, Barcelona, Spain.
Eduard PalouDepartment of Immunology, Hospital Clínic Barcelona, Barcelona, Spain.
Fritz DiekmannDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
David CucchiariDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.
Ignacio RevueltaDepartment of Nephrology and Kidney Transplantation, Hospital Clínic Barcelona, Barcelona, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Circulating donor DNA has emerged as a valuable tool for clinical decision-making in kidney transplantation. While most studies focus on cell-free DNA, the role of donor DNA associated with extracellular vesicles (EVs) remains unexplored. To address this, we analyzed donor-derived exosomal DNA (dd-exoDNA) in 100 kidney transplant recipients (KTR) undergoing surveillance or indicated biopsies. Serum exosomes were isolated using precipitation-based technology, and dd-exoDNA was analyzed via digital PCR targeting donor/recipient HLA-DRB1 mismatches. Dd-exoDNA levels were higher in rejection versus non-rejection (2.66 [0.56-7.10] ×10

Indexed as

DNAExosomesGraft RejectionKidney TransplantationAdultBiomarkersCell-Free Nucleic AcidsCross-Sectional StudiesFemaleHumansMaleMiddle AgedTissue DonorsBiomarkersCell-Free Nucleic AcidsDNAbiomarkerexosomal DNAexosomesextracellular vesicleskidney transplant

Identifiers

PMID41929640
PMCPMC13038620

What OpenQuestion holds

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Registered trials

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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.