Evidence map›Paper›PMID 32734440›Full record

ArticleDiabetologia2020

Single-cell transcriptome analysis of the Akimba mouse retina reveals cell-type-specific insights into the pathobiology of diabetic retinopathy.

Inge Van Hove, Lies De Groef, Bram Boeckx, Elodie Modave, Tjing-Tjing Hu, Karen Beets, Isabelle Etienne, Tine Van Bergen, Diether Lambrechts, Lieve Moons and 2 more

Registry-linked trialOpen access · greenAbstract read
PubMed Publisher
In one paragraph

Article in Diabetologia, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06497608 (Exploring the Cellular and Molecular Mechanisms of the Development and Progression of Diabetic Retinopathy Based on Single-cell Sequencing), which is not on this map. Cited by 68 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
68citing papers in PubMed, 1 pooled it
3.8field-weighted citation impact, top 6% of its field
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.

NCT06497608 not yet recruitingnot on this mapstarted 2024, after this paper: background citation

Exploring the Cellular and Molecular Mechanisms of the Development and Progression of Diabetic Retinopathy Based on Single-cell Sequencing

TypeobservationalSponsorShanghai General Hospital, Shanghai Jiao Tong University School of MedicineRan2024 to 2027Enrolled66ConditionsDiabetic Retinopathy
3 · Its place in the literature

Who cites it

68 citing papers in PubMed, 1 synthesis or guideline pooled it, 100 citations in OpenAlex.

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8 more citing papers are in PubMed but not listed here.

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

12 authors at 3 institutions in 1 country.

Inge Van HoveOxurion NV, Gaston Geenslaan 1, B-3001, Leuven, Belgium.
Lies De GroefNeural Circuit Development and Regeneration Research Group, Department of Biology, KU Leuven, Naamsestraat 61, B-3000, Leuven, Belgium.
Bram BoeckxVIB Center for Cancer Biology, B-3000, Leuven, Belgium.
Elodie ModaveVIB Center for Cancer Biology, B-3000, Leuven, Belgium.
Tjing-Tjing HuOxurion NV, Gaston Geenslaan 1, B-3001, Leuven, Belgium.
Karen BeetsOxurion NV, Gaston Geenslaan 1, B-3001, Leuven, Belgium.
Isabelle EtienneOxurion NV, Gaston Geenslaan 1, B-3001, Leuven, Belgium.
Tine Van BergenOxurion NV, Gaston Geenslaan 1, B-3001, Leuven, Belgium.
Diether LambrechtsVIB Center for Cancer Biology, B-3000, Leuven, Belgium.
Lieve MoonsNeural Circuit Development and Regeneration Research Group, Department of Biology, KU Leuven, Naamsestraat 61, B-3000, Leuven, Belgium.
Jean H M FeyenOxurion NV, Gaston Geenslaan 1, B-3001, Leuven, Belgium.
Michaël PorcuOxurion NV, Gaston Geenslaan 1, B-3001, Leuven, Belgium. Michael.porcu@oxurion.com.ORCID 0000-0002-9369-5547
Oxurion (Belgium) · BEVIB-KU Leuven Center for Cancer Biology · BEKU Leuven · BE

Funding

Fonds Wetenschappelijk Onderzoek G053217N
6 · The paper itself

Abstract

aims/hypothesisDiabetic retinopathy is a common complication of diabetes and a leading cause of visual impairment and blindness. Despite recent advances, our understanding of its pathophysiology remains incomplete. The aim of this study was to provide deeper insight into the complex network of molecular and cellular changes that underlie diabetic retinopathy by systematically mapping the transcriptional changes that occur in the different cellular compartments of the degenerating diabetic mouse retina.

methodsSingle-cell RNA sequencing was performed on retinal tissue from 12-week-old wild-type and Akimba (Ins2

resultsAt 12 weeks, the Akimba retina was found to display degeneration of rod photoreceptors and presence of inflammatory cells, identified by subclustering analysis as monocyte, macrophage and microglial populations. Analysis of differentially expressed genes in the rod, cone, bipolar cell and macroglial compartments indicated changes in cell metabolism and ribosomal gene expression, gliosis, activation of immune system pathways and redox and metal ion dyshomeostasis. Experiments at the protein level supported a metabolic shift from glycolysis to oxidative phosphorylation (glyceraldehyde 3-phosphate dehydrogenase), activation of microglia/macrophages (isolectin-B4), metal ion and oxidative stress response (metallothionein and haem oxygenase-1) and reactive macroglia (glial fibrillary acidic protein and S100) in the Akimba retina, compared with wild-type mice. Our single-cell approach also indicates macroglial subpopulations with distinct fibrotic, inflammatory and gliotic profiles. CONCLUSIONS/

interpretationOur study identifies molecular pathways underlying inflammatory, metabolic and oxidative stress-mediated changes in the Akimba mouse model of diabetic retinopathy and distinguishes distinct functional subtypes of inflammatory and macroglial cells. DATA AVAILABILITY: RNA-seq data have been deposited in the ArrayExpress database at EMBL-EBI ( www.ebi.ac.uk/arrayexpress ) under accession number E-MTAB-9061. Graphical abstract.

Indexed as

Gene Expression ProfilingAnimalsDiabetic RetinopathyGlycolysisInsulinMacrophagesMiceMice, TransgenicMicrogliaMonocytesOxidative PhosphorylationOxidative StressRetinaRetinal Bipolar CellsRetinal Cone Photoreceptor CellsRetinal Rod Photoreceptor CellsIns2 protein, mouseInsulinVascular Endothelial Growth Factor Avascular endothelial growth factor A, mouseAkimba mouseDiabetic retinopathyRetinaRetinal degenerationSingle-cell transcriptomics

Identifiers

PMID32734440
OpenAlexW3045719999

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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.