Evidence map›Paper›PMID 41038850›Full record

ArticleNature communications2025

Benchmarking scRNA-seq copy number variation callers.

Katharina T Schmid, Aikaterini Symeonidi, Dmytro Hlushchenko, Maria L Richter, Andréa E Tijhuis, Floris Foijer, Maria Colomé-Tatché

Abstract read
In one paragraph

Article in Nature communications, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 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

7 authors.

Katharina T SchmidBiomedical Center (BMC), Physiological Chemistry, Faculty of Medicine, LMU Munich, Munich, Planegg-Martinsried, Germany.ORCID http://orcid.org/0000-0001-7082-1099
Aikaterini SymeonidiBiomedical Center (BMC), Physiological Chemistry, Faculty of Medicine, LMU Munich, Munich, Planegg-Martinsried, Germany.
Dmytro HlushchenkoBiomedical Center (BMC), Physiological Chemistry, Faculty of Medicine, LMU Munich, Munich, Planegg-Martinsried, Germany.ORCID http://orcid.org/0009-0001-9468-5682
Maria L RichterBiomedical Center (BMC), Physiological Chemistry, Faculty of Medicine, LMU Munich, Munich, Planegg-Martinsried, Germany.
Andréa E TijhuisEuropean Research Institute for the Biology of Ageing, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands.
Floris FoijerEuropean Research Institute for the Biology of Ageing, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands.ORCID http://orcid.org/0000-0003-0989-3127
Maria Colomé-TatchéBiomedical Center (BMC), Physiological Chemistry, Faculty of Medicine, LMU Munich, Munich, Planegg-Martinsried, Germany. maria.colome@bmc.med.lmu.de.ORCID http://orcid.org/0000-0002-2224-7560

Funding

Deutsche Forschungsgemeinschaft (German Research Foundation) Project-ID 213249687 (SFB 1064)Deutsche Forschungsgemeinschaft (German Research Foundation) Projektnummer 553739126Helmholtz Association Helmholtz AIKWF Kankerbestrijding (Dutch Cancer Society) 2018-RUG-11457
6 · The paper itself

Abstract

Copy number variations (CNVs), the gain or loss of genomic regions, are associated with disease, especially cancer. Single cell technologies offer new possibilities to capture within-sample heterogeneity of CNVs and identify subclones relevant for tumor progression and treatment outcome. Several computational tools have been developed to identify CNVs from scRNA-seq data. However, an independent benchmarking of them is lacking. Here, we evaluate six popular methods in their ability to correctly identify ground truth CNVs, euploid cells and subclonal structures in 21 scRNA-seq datasets. We discover dataset-specific factors influencing the performance, including dataset size, the number and type of CNVs in the sample and the choice of the reference dataset. Methods which include allelic information perform more robustly for large droplet-based datasets, but require higher runtime. Furthermore, the methods differ in their additional functionalities. We offer a benchmarking pipeline to identify the optimal method for new datasets, and improve methods' performance.

Indexed as

Computational BiologyDNA Copy Number VariationsRNA-SeqSingle-Cell AnalysisBenchmarkingHumansNeoplasmsSingle-Cell Gene Expression Analysis

Identifiers

PMID41038850
PMCPMC12491403

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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.