Evidence map›Paper›PMID 41238550›Full record

ArticleNature communications2025

scFFPE-ATAC enables high-throughput single cell chromatin accessibility profiling in formalin-fixed paraffin-embedded samples.

Ram Prakash Yadav, Pengwei Xing, Miao Zhao, Peter Hollander, Carina Strell, Minglu Xie, Maede Salehi, Emma Torell, Tobias Sjöblom, Gunilla Enblad and 6 more

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 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Review
  2. Article
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  4. Review
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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.

Ram Prakash Yadav *Department of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.
Pengwei Xing *Department of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.
Miao ZhaoDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.ORCID http://orcid.org/0000-0002-4895-1177
Peter HollanderDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.
Carina StrellDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.ORCID http://orcid.org/0000-0002-3783-7256
Minglu XieDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.
Maede SalehiDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.
Emma TorellDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.
Tobias SjöblomDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.ORCID http://orcid.org/0000-0001-6668-4140
Gunilla EnbladDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.ORCID http://orcid.org/0000-0002-0594-724X
Rose-Marie AminiDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.ORCID http://orcid.org/0000-0003-0901-5252
Fredrik Johansson SwartlingDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.ORCID http://orcid.org/0000-0002-8460-4367
Ingrid GlimeliusDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.
Patrick MickeDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.ORCID http://orcid.org/0000-0003-1210-5961
Mats HellströmDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden.
Xingqi ChenDepartment of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden. xingqi.chen@igp.uu.se.ORCID http://orcid.org/0000-0002-5657-2839

Funding

Knut och Alice Wallenbergs Stiftelse (Knut and Alice Wallenberg Foundation) KAW 2023.0046Knut och Alice Wallenbergs Stiftelse (Knut and Alice Wallenberg Foundation) KAW 2024.0166Swedish Cancer Foundation 22 0491 JIASwedish Cancer Foundation 24 3484 PjVetenskapsrådet (Swedish Research Council) 2024-03756
6 · The paper itself

Abstract

Formalin-fixed paraffin-embedded (FFPE) samples are the gold standard for tissue preservation in clinical and research settings. Current single-cell chromatin accessibility technologies cannot resolve cell-type-specific epigenetic profiles in FFPE tissues due to extensive DNA damage. We present scFFPE-ATAC, a high-throughput single-cell chromatin accessibility assay for FFPE samples that integrates an FFPE-adapted Tn5 transposase, ultra-high-throughput DNA barcoding (>56 million barcodes per run), T7 promoter-mediated DNA damage repair, and in vitro transcription. We benchmark scFFPE-ATAC on FFPE mouse spleen and validate its performance against fresh tissue. We apply it to human lymph node samples archived for 8-12 years and to lung cancer FFPE tissues, revealing distinct regulatory trajectories between tumor center and invasive edge. Analysis of archived follicular lymphoma and transformed diffuse large B-cell lymphoma samples identifies relapse- and transformation-associated epigenetic dynamics. scFFPE-ATAC enables retrospective, spatial, and mechanistic epigenetic studies in long-term archived specimens.

Indexed as

ChromatinHigh-Throughput Nucleotide SequencingParaffin EmbeddingSingle-Cell AnalysisAnimalsEpigenesis, GeneticFormaldehydeHumansLung NeoplasmsLymph NodesLymphoma, Large B-Cell, DiffuseMiceSpleenTissue FixationTransposasesChromatinFormaldehydeTn5 transposaseTransposases

Identifiers

PMID41238550
PMCPMC12618699

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.